Id%Version%Family%Infra family%Hybrid genus%Genus%Infra genus%Rank%Authors%Basionym author%Publishing author%Full name without family and authors%Publication%Collation%Publication year full%Name status%Remarks%Basionym%Replaced synonym%Nomenclatural synonym%Distribution%Citation type
19555-1%1.5%Haloragaceae%%N%Potamogeton%%gen.%Walter%%Walter%Potamogeton%Fl. Carol. [Walter]%90%1788%%%%%%%unknown
30005042-2%1.1.2.1.1.7%Potamogetonaceae%%N%Potamogeton%%gen.%L.%%L.%Potamogeton%Sp. Pl. [Linnaeus]%1: 126%1753%%; Gen. Pl. ed. 5; 61. 1754. Note: Generic names ending in -geton are treated as masculine (see B.Manara in Taxon 40(2): 303. 1991).%%%%%tax. nov.
67658-3%1.2%Potamogetonaceae%%N%Potamogeton%%gen.%L.%%L.%Potamogeton%Gen. Pl., ed. 5 [Linnaeus]%%1754%%%%%%%unknown
995317-1%1.2%Potamogetonaceae%%N%Potamogeton%alternatiophylli%sect.%Z.S.Diao%%Z.S.Diao%Potamogeton sect. Alternatiophylli%J. Yuzhou Univ. (Nat. Sci. Ed.)%13(4): 2 (1996), without type.%1996%%%%%%%tax. nov.
67672-3%1.1%Potamogetonaceae%%N%Potamogeton%amplifolii%subsect.%Hagstr.%%Hagstr.%Potamogeton subsect. Amplifolii%Kungl. Svenska Vetenskapsacademiens Handlingar 55(5)%%1916%%Given as POTAMOGETON subg. EUPOTAMOGETON sect. AXILLARES subsect. AMPLIFOLII. Publication seen at K.%%%%%unknown
67680-3%1.1%Potamogetonaceae%%N%Potamogeton%axillares%sect.%Hagstr.%%Hagstr.%Potamogeton sect. Axillares%Kungl. Svenska Vetenskapsacademiens Handlingar 55(5)%%1916%%Given as POTAMOGETON subg. EUPOTAMOGETON sect. AXILLARES. Publication seen at K.%%%%%unknown
307032-2%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%coleogeton%subgen.%Rchb.%%Rchb.%Potamogeton subgen. Coleogeton%Icon. Fl. Germ. Helv. (H.G.L. Reichenbach)%7: 10%1845%%%%%%%tax. nov.
67687-3%1.1%Potamogetonaceae%%N%Potamogeton%colorati%subsect.%Hagstr.%%Hagstr.%Potamogeton subsect. Colorati%Kungl. Svenska Vetenskapsacademiens Handlingar 55(5)%%1916%%Given as POTAMOGETON subg. EUPOTAMOGETON sect. AXILLARES subsect. COLORATI. This combination is superfluous as the rank has not altered under the genus, only the placement under different sections. Publication seen at K.%%%%%comb. nov.
67696-3%1.1%Potamogetonaceae%%N%Potamogeton%compressi%subsect.%Graebn.%%Graebn.%Potamogeton subsect. Compressi%Das Pflanzenreich Heft 31%%1907%%Given as POTAMOGETON sect. CHLOEPHYLLI subsect. COMPRESSI.%%%%%unknown
67704-3%1.1%Potamogetonaceae%%N%Potamogeton%conati%ser.%Hagstr.%%Hagstr.%Potamogeton ser. Conati%Kungl. Svenska Vetenskapsacademiens Handlingar 55(5)%%1916%%Given as POTAMOGETON subg. EUPOTAMOGETON sect. AXILLARES subsect. PUSILLI ser. CONATI. Publication seen at K.%%%%%unknown
67716-3%1.1%Potamogetonaceae%%N%Potamogeton%eupotamogeton%subgen.%Raunk.%%Raunk.%Potamogeton subgen. Eupotamogeton%De Dansk Blomsterplanters Naturhistorie%%1899%%<IT>nom. inval. <RO>as this is the type subgenus. Publication seen in the Botany Department, Melbourne University.%%%%%unknown
67721-3%1.1%Potamogetonaceae%%N%Potamogeton%muricati%subsect.%Hagstr.%%Hagstr.%Potamogeton subsect. Muricati%Kungl. Svenska Vetenskapsacademiens Handlingar 55(5)%%1916%%Given as POTAMOGETON subg. EUPOTAMOGETON sect. AXILLARES subsect. MURICATI. Publication seen at K.%%%%%unknown
67726-3%1.1%Potamogetonaceae%%N%Potamogeton%obtusi%subser.%Hagstr.%%Hagstr.%Potamogeton subser. Obtusi%Kungl. Svenska Vetenskapsacademiens Handlingar 55(5)%%1916%%Given as POTAMOGETON subg. EUPOTAMOGETON sect. AXILLARES subsect. PUSILLI ser. CONATI subser. OBTUSI. Publication seen at K.%%%%%unknown
67735-3%1.1%Potamogetonaceae%%N%Potamogeton%ochreati%subsect.%Graebn.%%Graebn.%Potamogeton subsect. Ochreati%Das Pflanzenreich Heft 31%%1907%%Given as POTAMOGETON sect. CHLOEPHYLLI subsect. OCHREATI.%%%%%unknown
67774-3%1.1%Potamogetonaceae%%N%Potamogeton%pectinati%subsect.%Graebn.%%Graebn.%Potamogeton subsect. Pectinati%Das Pflanzenreich Heft 31%%1907%%Given as POTAMOGETON sect. COLEPHYLLI subsect. PECTINATI.%%%%%unknown
67788-3%1.1%Potamogetonaceae%%N%Potamogeton%perfoliati%subsect.%Graebn.%%Graebn.%Potamogeton subsect. Perfoliati%Das Pflanzenreich Heft 31%%1907%%%%%%%unknown
67798-3%1.1%Potamogetonaceae%%N%Potamogeton%praelongi%subsect.%Hagstr.%%Hagstr.%Potamogeton subsect. Praelongi%Kungl. Svenska Vetenskapsacademiens Handlingar 55(5)%%1916%%%%%%%unknown
67809-3%1.1%Potamogetonaceae%%N%Potamogeton%pusilli%subsect.%Hagstr.%%Hagstr.%Potamogeton subsect. Pusilli%Kungl. Svenska Vetenskapsacademiens Handlingar 55(5)%%1916%%Given as POTAMOGETON subg. EUPOTAMOGETON sect. AXILLARES subsect. PUSILLI. This combination is superfluous as the rank has not been altered, only the position under different sections. Publication seen at K.%%%%%comb. nov.
995315-1%1.2%Potamogetonaceae%%N%Potamogeton%rectiembryo%subgen.%Z.S.Diao%%Z.S.Diao%Potamogeton subgen. Rectiembryo%J. Yuzhou Univ. (Nat. Sci. Ed.)%13(4): 2 (1996), contrary to Art. 37.4 ICBN (1994).%1996%%%%%%%tax. nov.
67823-3%1.1%Potamogetonaceae%%N%Potamogeton%sclerocarpi%subsect.%Hagstr.%%Hagstr.%Potamogeton subsect. Sclerocarpi%Kungl. Svenska Vetenskapsacademiens Handlingar 55(5)%%1916%%Given as POTAMOGETON subg. EUPOTAMOGETON sect. AXILLARES subsect. SCLEROCARPI. Publication seen at K.%%%%%unknown
995316-1%1.2%Potamogetonaceae%%N%Potamogeton%unciniembryo%subgen.%Z.S.Diao%%Z.S.Diao%Potamogeton subgen. Unciniembryo%J. Yuzhou Univ. (Nat. Sci. Ed.)%13(4): 2 (1996), without type.%1996%%%%%%%tax. nov.
77105860-1%1.1%Potamogetonaceae%%N%Potamogeton%%spec.%Z.Kaplan, Fehrer & Hellq.%%Z.Kaplan, Fehrer & Hellq.%Potamogeton × absconditus%Syst. Bot.%34(4): 631 (633; fig. 10)%2009%%%%%%Vermont (Northeastern U.S.A., Northern America);Maine (Northeastern U.S.A., Northern America);%tax. nov.
77087022-1%1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Ma%%Ma%Potamogeton acifolius%Acta Bot. Boreal.-Occid. Sin.%3(1): 8 (10-11, 16-17)%1983%nom. inval.    published simultaneously with P. intramongolicus (Art. 34.2 ICBN, 2006)%Name validated by reference to Latin description and type of Potamogeton intramongolicus; both names are associated with number 10.%%%%%tax. nov.
603105-1%1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Wahlenb.%%Wahlenb.%Potamogeton acuminatus%Fl. Upsal.%58%%%%%%%%unknown
603106-1%1.1.2.1.1.3.2.1.1.1%Potamogetonaceae%%N%Potamogeton%%spec.%Trevir. ex Roem. & Schult.%%Trevir. ex Roem. & Schult.%Potamogeton acuminatus%Syst. Veg., ed. 15 bis [Roemer & Schultes]%3: 509, in obs.%1818%%%%%%%unknown
603107-1%1.6%Potamogetonaceae%%N%Potamogeton%%spec.%Schumach.%%Schumach.%Potamogeton acuminatus%Enum. Pl. [Schumacher]%i. 49%1801%%%%%%%unknown
603108-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%J.Presl & C.Presl%%J.Presl & C.Presl%Potamogeton acutifolius%Fl. Cech.%37%%%%%%%%unknown
603109-1%1.2.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%spec.%Link%%Link%Potamogeton acutifolius%Syst. Veg., ed. 15 bis [Roemer & Schultes]%3: 513%1818%%%%%%%unknown
603110-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Hornem.%%Hornem.%Potamogeton acutifolius%Fl. Dan. [Oeder]%t. 2046%%%%%%%%unknown
67836-3%1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Roem. & Schult.%%Roem. & Schult.%Potamogeton acutifolius%Syst. Veg., ed. 16 [Sprengel]%%1826%%Bentham, <IT>Fl. Austral. <RO>7 (1878) 173, quotes `<IT>P. acutifolius<RO>, Link; Kunth, <IT>Enum. <RO>iii. 135.' where the name is quoted in synonymy as made in Roemer & Schultes. No mention of Australia by Roemer & Schultes.%%%%%unknown
77290005-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Wimm. & Grab.%%Wimm. & Grab.%Potamogeton acutifolius var. divaricatus%Fl. Siles.%1: 143%1827%%%%%%%tax. nov.
77289728-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Fieber%%Fieber%Potamogeton acutifolius var. major%Oekon.-Techn. Fl. Böhm.%2(1): 272%1838%%%%%%%nom. et stat. nov.
77258662-1%1.1%Potamogetonaceae%%N%Potamogeton%%subsp.%A.Benn.%%A.Benn.%Potamogeton acutifolius subsp. mandschuriensis%J. Bot.%42: 76%1904%%%%%%%tax. nov.
77289605-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Fieber%%Fieber%Potamogeton acutifolius var. minor%Oekon.-Techn. Fl. Böhm.%2(1): 272%1838%%%%%%%tax. nov.
77245612-1%1.2%Potamogetonaceae%%N%Potamogeton%%spec.%(G.Fisch.) Papch.%(G.Fisch.)%Papch.%Potamogeton × acutus%Veg. Cover Reservoirs Streams Middle Volga%64%2001%%%%%%%comb. nov.
77105857-1%1.1%Potamogetonaceae%%N%Potamogeton%%spec.%Z.Kaplan, Hellq. & Fehrer%%Z.Kaplan, Hellq. & Fehrer%Potamogeton × aemulans%Syst. Bot.%34(4): 628 (-630; fig. 7)%2009%%%%%%Connecticut (Northeastern U.S.A., Northern America);Massachusetts (Northeastern U.S.A., Northern America);%tax. nov.
603111-1%1.1.2.1.1.5.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%spec.%Boenn. ex Cham. & Schltdl.%%Boenn. ex Cham. & Schltdl.%Potamogeton affinis%Linnaea%2(2): 216%1827%%%%%%%unknown
699623-1%1.3%Potamogetonaceae%%N%Potamogeton%%spec.%A.Benn.%%A.Benn.%Potamogeton alatofructus%Trans. & Proc. Bot. Soc. Edin.%xxix. 49 (1924)%%%%%%%%unknown
699624-1%1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Koidz.%%Koidz.%Potamogeton alatus%Bot. Mag. (Tokyo)%43: 397%1929%%%%%%%unknown
603112-1%1.6%Potamogetonaceae%%N%Potamogeton%%spec.%F.W.Schultz%%F.W.Schultz%Potamogeton alpino-natans%Jahresber. Pollichia%xx-xxi. (1863) 228%%%%%%%%unknown
30082049-2%1.1.2.1%Potamogetonaceae%%N%Potamogeton%%spec.%Balb.%%Balb.%Potamogeton alpinus%Mem. Acad. Sci. Turin, Sci. Phys.%7(1): 329%%%%%%%%tax. nov.
603113-1%1.6%Potamogetonaceae%%N%Potamogeton%%spec.%Balb.%%Balb.%Potamogeton alpinus%Misc. Bot. (Balbis)%13%%%%%%%%unknown
699625-1%1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Hegetschw.%%Hegetschw.%Potamogeton alpinus%Fl. Schweiz [Hegetschweiler]%139%1838%%%%%%%unknown
77289766-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Baguet%%Baguet%Potamogeton alpinus var. angustifolius%Bull. Soc. Roy. Bot. Belgique%15: 139%1876%%%%%%%tax. nov.
208740-2%1.1.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%var.%Stevens%%Stevens%Potamogeton alpinus var. faxonii%Ill. Guide Fl. Pl.%96%1910%%%%%%%tax. nov.
77289698-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%T.Marsson%%T.Marsson%Potamogeton alpinus var. lacustris%Fl. Neu-Vorpommern.%490%1869%%%%%%%tax. nov.
77289028-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%(Wolfg. ex Schult.) G.Fisch.%(Wolfg. ex Schult.)%G.Fisch.%Potamogeton alpinus var. nerviger%Mitt. Bayer. Bot. Ges.%4: 153%1930%%%Potamogetonaceae Potamogeton nerviger Wolfg. ex Schult.%%%%comb. et stat. nov.
77289973-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%(DC.) Baguet%(DC.)%Baguet%Potamogeton alpinus var. obscurus%Bull. Soc. Roy. Bot. Belgique%15: 139%1876%%%Potamogetonaceae Potamogeton obscurus DC.%%%%comb. et stat. nov.
77255456-1%1.1%Potamogetonaceae%%N%Potamogeton%%subsp.%(Schrad. ex W.D.J.Koch & Ziz) Magnin%(Schrad. ex W.D.J.Koch & Ziz)%Magnin%Potamogeton alpinus subsp. spathulatus%Bull. Soc. Bot. France%43: 444%1897%%%Potamogetonaceae Potamogeton spathulatus Schrad. ex W.D.J.Koch & Ziz%%%%comb. et stat. nov.
77289248-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%T.Marsson%%T.Marsson%Potamogeton alpinus var. spathulatus%Fl. Neu-Vorpommern.%490%1869%%%%%%%tax. nov.
208741-2%1.1.2.2.1.2%Potamogetonaceae%%N%Potamogeton%%var.%(Fernald) Ogden%(Fernald)%Ogden%Potamogeton alpinus var. subellipticus%Rhodora%45: 94%1943%%%%%%%tax. nov.
208742-2%1.1.2.2.1.1.2.1.1.1%Potamogetonaceae%%N%Potamogeton%%subsp.%(Raf.) Hultén%(Raf.)%Hultén%Potamogeton alpinus subsp. tenuifolius%Fl. Aleutian Isl.%65%1937%%%Potamogetonaceae Potamogeton tenuifolius Raf.%%%%comb. et stat. nov.
208743-2%1.1.2.2.1.1.2.1.1.1%Potamogetonaceae%%N%Potamogeton%%var.%(Raf.) Ogden%(Raf.)%Ogden%Potamogeton alpinus var. tenuifolius%Rhodora%45: 90%1943%%%Potamogetonaceae Potamogeton tenuifolius Raf.%%%%comb. et stat. nov.
321637-2%1.1.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%spec.%C.A.Mey.%%C.A.Mey.%Potamogeton amblyophyllus%Beitr. Pflanzenk. Russ. Reiches%6: 10%1849%%[Gandhi 28 Sep 2001]%%%%%tax. nov.
603116-1%1.10%Potamogetonaceae%%N%Potamogeton%%spec.%Cham. & Schltdl.%%Cham. & Schltdl.%Potamogeton americanus%Linnaea%2(2): 226%1827%%%%%%%unknown
603117-1%1.4.2.1.1.1%Potamogetonaceae%%N%Potamogeton%%spec.%Roem. & Schult.%%Roem. & Schult.%Potamogeton americanus%Syst. Veg., ed. 15 bis [Roemer & Schultes]%3: 509%1818%%%%%%%unknown
77258721-1%1.1%Potamogetonaceae%%N%Potamogeton%%subsp.%(Cham. & Schltdl.) A.Benn.%(Cham. & Schltdl.)%A.Benn.%Potamogeton americanus subsp. mascarensis%J. Bot.%46: 160%1908%%%Potamogetonaceae Potamogeton mascarensis Cham. & Schltdl.%%%%comb. et stat. nov.
208744-2%1.1.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%var.%A.Benn.%%A.Benn.%Potamogeton americanus var. novaeboracensis%J. Bot.%31: 297%1893%%%%%%%tax. nov.
77289600-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%(Solms) Solms ex Schweinf.%(Solms)%Solms ex Schweinf.%Potamogeton americanus var. richardii%Bull. Herb. Boissier%2(App. 2): 8%1894%%%Potamogetonaceae Potamogeton richardii Solms%%%%comb. et stat. nov.
77289987-1%1.3%Potamogetonaceae%%N%Potamogeton%%var.%(Cham. & Schltdl.) A.Benn.%(Cham. & Schltdl.)%A.Benn.%Potamogeton americanus var. thunbergii%Fl. Cap. (Harvey)%7: 46%1897%%%Potamogetonaceae Potamogeton thunbergii Cham. & Schltdl.%%%%comb. et stat. nov.
603119-1%1.1.2.1.1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Kar.%%Kar.%Potamogeton amplexicaulis%Bull. Soc. Imp. Naturalistes Moscou%12: 173%1839%%%%%%%unknown
603120-1%1.7%Potamogetonaceae%%N%Potamogeton%%spec.%Tuck.%%Tuck.%Potamogeton amplifolius%Amer. J. Sci. Arts%45: 38%1843%%%%%%%unknown
208746-2%1.1.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%f.%A.Benn.%%A.Benn.%Potamogeton amplifolius f. amphibius%J. Bot.%42: 70%1904%%%%%%Massachusetts (Northeastern U.S.A., Northern America)%tax. nov.
208747-2%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%f.%Hagstr.%%Hagstr.%Potamogeton amplifolius f. homophyllus%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 163%1916%%%%%%America%tax. nov.
208748-2%1.1.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%var.%Morong%%Morong%Potamogeton amplifolius var. ovalifolius%J. Bot.%42: 70%1904%%%%%%North America%tax. nov.
699626-1%1.3%Potamogetonaceae%%N%Potamogeton%%spec.%V.N.Vassil.%%V.N.Vassil.%Potamogeton anadyrensis%Bot. Mater. Gerb. Bot. Inst. Komarova Akad. Nauk S.S.S.R.%17: 45%1955%%%%%%%unknown
699627-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton anglicus%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 180%1916%%%%%%%unknown
699628-1%1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Koidz.%%Koidz.%Potamogeton anguillanus%Bot. Mag. (Tokyo)%43: 398%1929%%%%%%%unknown
603121-1%1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Wallm.%%Wallm.%Potamogeton angustatus%Fl. Ostrog.%ed. I. (1812) (ex Ar. Benn. MS.)%%%%%%%%unknown
603122-1%1.7%Potamogetonaceae%%N%Potamogeton%%spec.%Bercht. & J.Presl%%Bercht. & J.Presl%Potamogeton angustifolius%Prir. Rostlin Aneb. Rostl.%1: 19%1823%%%%%%Europe%tax. nov.
603123-1%1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Bercht. & J.Presl ex Opiz%%Bercht. & J.Presl ex Opiz%Potamogeton angustifolius%Böh. Phan. Crypt. Gew.%23%1823%nom. inval. nom. nud.    not published as new here; cites Bercht. & J. Presl%%%%%%tax. nov.
699629-1%1.6%Potamogetonaceae%%N%Potamogeton%%spec.%Caley ex Graebn.%%Caley ex Graebn.%Potamogeton angustifolius%Pflanzenr. (Engler)%Potam. 101%1907%nom. inval.    nomen in syn.%%%%%%tax. nov.
208749-2%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%var.%(J.W.Robbins) A.Benn.%(J.W.Robbins)%A.Benn.%Potamogeton angustifolius var. connecticutensis%J. Bot.%39: 199%1901%%%%%%%tax. nov.
77076970-1%1.3%Potamogetonaceae%%N%Potamogeton%%f.%(Tiselius) A.A.Bobrov & Chemeris%(Tiselius)%A.A.Bobrov & Chemeris%Potamogeton angustifolius f. longipedunculatus%Novosti Sist. Vyssh. Rast.%38: 26 (-27)%2006%%%Potamogetonaceae Potamogeton lucens L. f. longipedunculatus Tiselius%%%%comb. nov.
1181017-2%1.1.2.1.1.1%Potamogetonaceae%%N%Potamogeton%%var.%%%%Potamogeton angustifolius var. lucens%%%%%%%%%%unknown
208750-2%1.1.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%var.%A.Benn.%%A.Benn.%Potamogeton angustifolius var. methyensis%J. Bot.%29: 151%1891%%%%%%British America%tax. nov.
603124-1%1.6%Potamogetonaceae%%N%Potamogeton%%spec.%Kunth%%Kunth%Potamogeton angustissimus%Nov. Gen. Sp. [H.B.K.]%i. 370.%%%%%%%%unknown
603125-1%1.6%Potamogetonaceae%%N%Potamogeton%%spec.%Bellardi%%Bellardi%Potamogeton annulatus%Mem. Ac. Turin%x, xi. (1802-3) 447%%%%%%%%unknown
699630-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton antaicus%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 105%1916%%%%%%%unknown
699631-1%1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Miki%%Miki%Potamogeton × apertus%Bot. Mag. (Tokyo)%49: 690%1935%%%%%%%unknown
208751-2%1.1.2.1.1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton apicalis%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 156%1916%%%%%%Uruguay (Southern South America, Southern America)%tax. nov.
957877-1%1.2.1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Y.D.Chen%%Y.D.Chen%Potamogeton applanatus%Acta Hydrobiol. Sin.%11(3): 234 (1987)%1987%%%%%%China.%tax. nov.
699633-1%1.3%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton argutulus%Bot. Not.%1908, 106.%%%%%%%%unknown
208752-2%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%var.%A.Benn.%%A.Benn.%Potamogeton argutulus var. nodosifolius%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 220%1916%%%%%%New England, United States of America (Northern America)%tax. nov.
208753-2%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%spec.%A.Benn.%%A.Benn.%Potamogeton aschersonii%J. Bot.%31: 294%1893%%%%%%South America%tax. nov.
208754-2%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%f.%Hagstr.%%Hagstr.%Potamogeton aschersonii f. pusilloides%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 112%1916%%%%%%Brazil (Southern America)%tax. nov.
603127-1%1.1.1.5%Potamogetonaceae%%N%Potamogeton%%spec.%A.Benn.%%A.Benn.%Potamogeton asiaticus%Annuaire Conserv. Jard. Bot. Genève%lx. (1905) 103%%%%%%%%unknown
77104754-1%1.3%Potamogetonaceae%%N%Potamogeton%%spec.%Z.Kaplan, Zalewska-Gał. & Ronikier%%Z.Kaplan, Zalewska-Gał. & Ronikier%Potamogeton × assidens%Taxon%59(2): 562 (-563; fig. 1)%2010%%%%%%Poland (Middle Europe, Europe);Sudan (Northeast Tropical Africa, Africa);Madagascar (Western Indian Ocean, Africa);Niger (West Tropical Africa, Africa);%tax. nov.
289151-2%1.1.2.1.1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton × attenuatus%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 112%1916%%Potamogeton aschersonii X polygonus%%%%%tax. nov.
208756-2%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%var.%Hagstr.%%Hagstr.%Potamogeton attenuatus var. polygoniformis%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 113%1916%%%%%%Brazil (Southern America)%tax. nov.
603128-1%1.6%Potamogetonaceae%%N%Potamogeton%%spec.%Bellardi%%Bellardi%Potamogeton augustani%Mem. Ac. Turin%x, xi. (1802-3) 448, in nota.%%%%%%%%unknown
603129-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Balb.%%Balb.%Potamogeton augustanus%Misc. Bot. (Balbis)%14. t. 3%%%%%%%%unknown
208755-2%1.1.2.1.1.8%Potamogetonaceae%%N%Potamogeton%%spec.%K.Schum.%%K.Schum.%Potamogeton aulacophyllus%Fl. Bras. (Martius)%3(3): 696%1894%%%%%%Argentina%tax. nov.
699635-1%1.6%Potamogetonaceae%%N%Potamogeton%%spec.%A.Benn.%%A.Benn.%Potamogeton australiensis%J. Bot.%48: 149%1910%%%%%%%unknown
208757-2%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Phil.%%Phil.%Potamogeton australis%Anales Mus. Nac., Santiago de Chile%1891: 95%1891%%%%%%Chile%tax. nov.
699636-1%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Gand.%%Gand.%Potamogeton austriacus%Oesterr. Bot. Z.%31: 44%1881%%%%%%%unknown
929803-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Kaschina%%Kaschina%Potamogeton austrosibiricus%Novoe Fl. Sibiri%243%1986%%%%%%U.S.S.R. (Siberia).%tax. nov.
699637-1%1.2.1.2%Potamogetonaceae%%N%Potamogeton%%spec.%A.Benn.%%A.Benn.%Potamogeton × babingtonii%J. Bot.%32: 205, in obs.%1894%%%%%%%unknown
77114855-1%1.2%Potamogetonaceae%%N%Potamogeton%%f.%Hagstr.%%Hagstr.%Potamogeton × babingtonii f. danicus%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 247%1916%%%%%%%tax. nov.
208758-2%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton badiovirens%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 56(5): 170%1916%%%%%%Patagonia%tax. nov.
699638-1%1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.apud Skottsb.%%Hagstr.apud Skottsb.%Potamogeton badiovirens%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 56(5): 170%1916%%%%%%%unknown
77245810-1%1.1%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr. ex Skottsb.%%Hagstr. ex Skottsb.%Potamogeton badiovirens%Kongl. Svenska Vetensk. Acad. Handl.%n.s., 56(5): 170%1916%%%%%%%tax. nov.
208759-2%1.1.2.1.1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton badioviridis%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 161%1916%%%%%%Patagonia%tax. nov.
699640-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton badius%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 104%1916%%%%%%%unknown
699641-1%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Gand.%%Gand.%Potamogeton baenitzii%Oesterr. Bot. Z.%31: 19%1881%%%%%%%unknown
699642-1%1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Soó%%Soó%Potamogeton balatonicus%Magy. Biol. Int. M.%1930, 172; cf. Soo in Fedde, Repert. xlv. 252 (1938), insyn.%%%%%%%%unknown
699643-1%1.3%Potamogetonaceae%%N%Potamogeton%%spec.%G.Fisch.%%G.Fisch.%Potamogeton bambergensis%Ber. Bayer. Bot. Ges.%xi. 28 (1907), hybr.%%%%%%%%unknown
77145112-1%1.3%Potamogetonaceae%%N%Potamogeton%%spec.%D.Dubovik%%D.Dubovik%Potamogeton × belorussicus%Fl. Belarusi%2: 57%2013%%%%%%Belarus (Eastern Europe, Europe)%tax. nov.
603132-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Fryer.%%Fryer.%Potamogeton × bennettii%J. Bot.%33: 1, t. 348%1895%%%%%%%unknown
603133-1%1.6%Potamogetonaceae%%N%Potamogeton%%spec.%Fieber%%Fieber%Potamogeton berchtoldii%Berch. & Fib. Potamog.%40. t. 4%%%%%%%%unknown
77105861-1%1.2%Potamogetonaceae%%N%Potamogeton%%subsp.%(Fernald) Les & Tippery%(Fernald)%Les & Tippery%Potamogeton berchtoldii subsp. clystocarpus%Syst. Bot.%34(4): 650%2009%%%Potamogetonaceae Potamogeton clystocarpus Fernald%%%%comb. et stat. nov.
208760-2%1.1.2.2.1.1%Potamogetonaceae%%N%Potamogeton%%var.%Fernald%%Fernald%Potamogeton berchtoldii var. colpophilus%Rhodora%42: 246%1940%%%%%%%tax. nov.
77105862-1%1.2%Potamogetonaceae%%N%Potamogeton%%subsp.%(J.W.Robbins) Les & Tippery%(J.W.Robbins)%Les & Tippery%Potamogeton berchtoldii subsp. gemmiparus%Syst. Bot.%34(4): 650%2009%%%Potamogetonaceae Potamogeton pusillus L. var. gemmiparus J.W.Robbins%%%%comb. et stat. nov.
1004476-1%1.3%Potamogetonaceae%%N%Potamogeton%%subsp.%(Hagstr.) J.Feilberg%(Hagstr.)%J.Feilberg%Potamogeton berchtoldii subsp. groenlandicus%Flora Fauna (Århus)%101(2): 72 (1996):%1996%%%Potamogetonaceae Potamogeton groenlandicus Hagstr.%%%%comb. nov.
208761-2%1.1.2.2.1.2%Potamogetonaceae%%N%Potamogeton%%var.%(Hagstr.) Fernald%(Hagstr.)%Fernald%Potamogeton berchtoldii var. lacunatus%Rhodora%42: 246%1940%%%%%%%tax. nov.
77289572-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Nakai%%Nakai%Potamogeton berchtoldii var. major%Bull. Natl. Sci. Mus. Tokyo%31: 123%1952%%%%%%%tax. nov.
77289873-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Fieber%%Fieber%Potamogeton berchtoldii var. mucronatus%Oekon.-Techn. Fl. Böhm.%2(1): 277%1838%%%%%%%tax. nov.
208762-2%1.1.2.2.1.2%Potamogetonaceae%%N%Potamogeton%%var.%(Morong) Fernald%(Morong)%Fernald%Potamogeton berchtoldii var. polyphyllus%Rhodora%42: 246%1940%%%%%%%tax. nov.
208763-2%1.1.2.1.1.5%Potamogetonaceae%%N%Potamogeton%%subsp.%(Mert. & W.D.J.Koch) Calder & Roy L.Taylor%(Mert. & W.D.J.Koch)%Calder & Roy L.Taylor%Potamogeton berchtoldii subsp. tenuissimus%Canad. J. Bot.%43: 1388%1965%%%%%%%tax. nov.
208764-2%1.1.2.2.1.4%Potamogetonaceae%%N%Potamogeton%%var.%(Mert. & W.D.J.Koch ex Rohling) Fernald%(Mert. & W.D.J.Koch ex Rohling)%Fernald%Potamogeton berchtoldii var. tenuissimus%Rhodora%42: 246%1940%%%%%%%tax. nov.
603134-1%1.8%Potamogetonaceae%%N%Potamogeton%%spec.%Phil.%%Phil.%Potamogeton berteroanus%Linnaea%30(2): 200%1859%%%%%%%unknown
603135-1%1.6%Potamogetonaceae%%N%Potamogeton%%spec.%Steud.%%Steud.%Potamogeton besseri%Nomencl. Bot.  [Steudel], ed. 2.%2: 384%1841%%%%%%%unknown
208765-2%1.1.2.2.1.1%Potamogetonaceae%%N%Potamogeton%%spec.%Fernald%%Fernald%Potamogeton bicupulatus%Mem. Gray Herb.%3: 112, pl. 31, fig. 7%1932%%%%%%Pennsylvania, Tennessee, United States of America (Northern America)%tax. nov.
699644-1%1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Fernald%%Fernald%Potamogeton bicupulatus%Mem. Amer. Acad. Arts%17: 112%1932%%%%%%%unknown
603136-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Lapeyr.%%Lapeyr.%Potamogeton bifolius%Hist. Pl. Pyrenées%Suppl., 27%1818%%%%%%%unknown
699645-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton biformis%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 247%1916%%%%%%%unknown
1001809-1%1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Papch.%%Papch.%Potamogeton × biformoides%Bot. Zhurn. (Moscow & Leningrad)%82(12): 69%1997%%%%%%Russia East.%tax. nov.
699646-1%1.3%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton × bifrons%in Hartm. Handb. Skand. Fl. ed. Holmb.%i. 93 (1922).%%%%%%%%unknown
603137-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%F.W.Schultz%%F.W.Schultz%Potamogeton billotii%Arch. Fl. France Allemagne%61%%%%%%%%unknown
603138-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Fryer%%Fryer%Potamogeton × billupsii%J. Bot.%31: 353, t. 337-338%1893%%%%%%%unknown
699647-1%1.3%Potamogetonaceae%%N%Potamogeton%%spec.%Miki%%Miki%Potamogeton × biwaensis%Bot. Mag. (Tokyo)%48: 326%1934%%%%%%%unknown
208766-2%1.1.2.3.1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Raf.%%Raf.%Potamogeton borealis%Med. Repos.%ser. 2, 5: 354%1808%%%%%%St. Lawrence River, Canada%tax. nov.
603140-1%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Kihlm.%%Kihlm.%Potamogeton borealis%ex Bot. Notiz.%(1887) 84%%%%%%%%unknown
699648-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton bottnicus%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 52, in syn.%1916%%%%%%%unknown
957878-1%1.2.1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Y.D.Chen%%Y.D.Chen%Potamogeton bracteatus%Acta Hydrobiol. Sin.%11(3): 234 (1987)%1987%%%%%%China.%tax. nov.
208767-2%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%spec.%A.Benn.%%A.Benn.%Potamogeton brasiliensis%Pflanzenr. (Engler)%4, Fam. 11: 79%1907%%%%%%%tax. nov.
699649-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%A.Benn.%%A.Benn.%Potamogeton brasiliensis%J. Bot.%48: 150%1910%%%%%%%unknown
699650-1%1.2.1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Denny & Lye%%Denny & Lye%Potamogeton × bunyonyiensis%Kew Bull.%28(1): 120%1973%%%%%%%unknown
208768-2%1.1.2.3.1.1%Potamogetonaceae%%N%Potamogeton%%spec.%Fernald%%Fernald%Potamogeton bupleuroides%Rhodora%10(no. 111): 46%1908%%%%%%Newfoundland &amp; Labrador (Canada)%tax. nov.
699651-1%1.3.2.1.1.1%Potamogetonaceae%%N%Potamogeton%%spec.%Fernald%%Fernald%Potamogeton bupleuroides%Manual (Gray), ed. 7.%75%1908%isonym%%%%%%tax. nov.
208769-2%1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Horn ex Tur%%Horn ex Tur%Potamogeton burkartii%Colecc. Ci. Inst. Nac. Tecnol. Agropecu.%1: 287%1969%%%%%%Buenos Aires (Argentina)%tax. nov.
699652-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Horn ex Tur%%Horn ex Tur%Potamogeton burkartii%Fl. Prov. Buenos Aires%Pt. 1, Pteridophyt., Gymnosperm. & Monocot., 287(1969), in adnot.%%%%%%%%tax. nov.
77245799-1%1.1%Potamogetonaceae%%N%Potamogeton%%spec.%Horn%%Horn%Potamogeton burkartii%Fl. Prov. Buenos Aires%1: 287%1969%%%%%%%tax. nov.
603141-1%1.8%Potamogetonaceae%%N%Potamogeton%%spec.%E.Hopkins ex Syme%%E.Hopkins ex Syme%Potamogeton burtonii%Engl. Bot., ed. 3B.%9: 39%1869%nom. inval.    Contrary to Art. 36.1.%See: P. lucens var. decipiens%%%%%tax. nov.
699653-1%1.3.1.3%Potamogetonaceae%%N%Potamogeton%%spec.%Dandy & G.Taylor%%Dandy & G.Taylor%Potamogeton × cadburyae%Kew Bull.%12(2): 332%1957%%%%%%%unknown
603142-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Nolte%%Nolte%Potamogeton caespitosus%Fl. Dan. [Oeder]%t. 2889%%%%%%%%unknown
603143-1%1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Humn.%%Humn.%Potamogeton caespitosus%Cat. Pl. Luxeuil%60 (-61)%1876%%%%%%France (France, Southwestern Europe, Europe)%tax. nov.
208770-2%1.1.2.2.1.3%Potamogetonaceae%%N%Potamogeton%%spec.%Piper%%Piper%Potamogeton californicus%Contr. U.S. Natl. Herb.%11: 98%1906%%%%%%%tax. nov.
603144-1%1.1.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%spec.%Link%%Link%Potamogeton canariensis%Phys. Beschr. Canar. Ins. [Buch]%138%1825%%%%%%%unknown
603145-1%1.6%Potamogetonaceae%%N%Potamogeton%%spec.%Scheele ex A.Benn.%%Scheele ex A.Benn.%Potamogeton capensis%Ann. K. K. Naturhist. Hofmus.%vii. (1892) 287, nomen.%%%%%%%%unknown
77245756-1%1.1%Potamogetonaceae%%N%Potamogeton%%spec.%Schelle ex Hagstr.%%Schelle ex Hagstr.%Potamogeton capensis%Kongl. Svenska Vetensk. Acad. Handl.%n.s., 55(5): 203%1916%%%%%%%tax. nov.
603146-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Poir.%%Poir.%Potamogeton capillaceus%Encycl. [J. Lamarck & al.] Suppl. 4.%535%1816%%%%%%%unknown
208771-2%1.1.2.2.1.1%Potamogetonaceae%%N%Potamogeton%%var.%Fernald%%Fernald%Potamogeton capillaceus var. atripes%Rhodora%39: 380%1937%%%%%%Virginia (Southeastern U.S.A., Northern America)%tax. nov.
603147-1%1.1.2.2.1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Willd. ex Schult.%%Willd. ex Schult.%Potamogeton caricifolius%Mant. 3 (Schultes & Schultes f.)%3: 367%1827%%%%%%%unknown
77246063-1%1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Wolfg.%%Wolfg.%Potamogeton caricifolius%Mant. 3 (Schultes & Schultes f.)%3: 367%1827%%%%%%%tax. nov.
699655-1%1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Kupffer%%Kupffer%Potamogeton carinatus%in Korrespondenzblatt Nat. Ver. Riga%xlix. 164 (1906); Fedde, Repert. Nov. Sp. vi. 121%%%%%%%%unknown
603148-1%1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Weyl%%Weyl%Potamogeton casparii%Oesterr. Bot. Z.%20: 321%1870%%%%%%%unknown
603149-1%1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Kohts%%Kohts%Potamogeton casparyi%Oesterr. Bot. Z.%20: 291%1870%%%%%%%unknown
603150-1%1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Seidl ex Opiz%%Seidl ex Opiz%Potamogeton caudatus%Boehm. Gew.%23%%%%%%%%unknown
208772-2%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton cayugensis%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 140%1916%%%%%%%tax. nov.
603151-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Rchb.f.%%Rchb.f.%Potamogeton cespitosus%Skizze von Nolte%21%%%%%%%%unknown
963476-1%1.4%Potamogetonaceae%%N%Potamogeton%%spec.%(Kaschina) Volobaev%(Kaschina)%Volobaev%Potamogeton chakassiensis%Sibir. Biol. Zhurn.%1991(5): 75 (1991):%1991%%%Potamogetonaceae Potamogeton pectinatus  subsp. chakassiensis Kaschina%%%%comb. nov.
973626-1%1.5%Potamogetonaceae%%N%Potamogeton%%var.%Volobaev%%Volobaev%Potamogeton chakassiensis var. tenuior%Sibir. Biol. Zhurn.%1993(3): 57 (1993)%1993%%%%%%Krasnoyarsk.%tax. nov.
603152-1%1.3.1.3%Potamogetonaceae%%N%Potamogeton%%spec.%A.Benn.%%A.Benn.%Potamogeton chamissoi%J. Bot.%42: 74%1904%%%%%%%unknown
289148-2%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%spec.%A.Benn.%%A.Benn.%Potamogeton × champlainii%J. Bot.%46: 248%1908%%Potamogeton alpinus X pennsylvanicus%%%%%tax. nov.
603153-1%1.7%Potamogetonaceae%%N%Potamogeton%%spec.%A.Benn.%%A.Benn.%Potamogeton cheesemanii%J. Bot.%21: 66%1883%%%%%%%unknown
70586-3%1.1%Potamogetonaceae%%N%Potamogeton%%forma%Hagstr.%%Hagstr.%Potamogeton cheesemanii forma tasmanicus%Kungl. Svenska Vetenskapsacademiens Handlingar 55(5)%%1916%%Publication seen at K.%%%%%unknown
905017-1%1.1.2.1.1.1%Potamogetonaceae%%N%Potamogeton%%spec.%W.X.Wang%%W.X.Wang%Potamogeton chongyangensis%Acta Phytotax. Sin.%22(6): 490 (1984)%1984%%%%%%China.%tax. nov.
77136537-1%1.1%Potamogetonaceae%%N%Potamogeton%%spec.%A.A.Bobrov, Zalewska-Gał. & Chemeris%%A.A.Bobrov, Zalewska-Gał. & Chemeris%Potamogeton × clandestinus%Phytotaxa%149(1): 38%2013%%doi:10.11646/phytotaxa.149.1.5%%%%North European Russia (Eastern Europe, Europe)%tax. nov.
603154-1%1.6%Potamogetonaceae%%N%Potamogeton%%spec.%Tuck.%%Tuck.%Potamogeton claytonii%Amer. J. Sci. Arts%45: 38%1843%%%%%%%unknown
60471744-2%1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Tuck.%%Tuck.%Potamogeton claytonii%Mag. Hort. Bot.%9(4): 144%1843%%Eponymy: In a fine collection of the European species, there is no one that presents the characters of our plant, which seems to have been first noticed by Clayton.%%%%Massachusetts (Northeastern U.S.A., Northern America)%tax. nov.
208773-2%1.1.2.2.1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Fernald%%Fernald%Potamogeton clystocarpus%Mem. Amer. Acad. Arts%17: 79, pls. 15; 30, fig. 5%1932%%Published with same pagination in Mem. Gray Herb. 3 (29 Jul 1932)%%%%Texas (South-Central U.S.A., Northern America)%tax. nov.
289152-2%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Asch. & Graebn.%%Asch. & Graebn.%Potamogeton × cognatus%Syn. Mitteleur. Fl. [Ascherson & Graebner]%1: 317%1897%%Potamogeton perfoliatus X praelongus%%%%%tax. nov.
603156-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Hornem.%%Hornem.%Potamogeton coloratus%Fl. Dan. [Oeder]%t. 1449%%%%%%%%unknown
77289016-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%(Dumort.) A.Benn.%(Dumort.)%A.Benn.%Potamogeton coloratus var. helodes%J. Bot.%32: 203%1894%%%Potamogetonaceae Potamogeton helodes Dumort.%%%%comb. et stat. nov.
70681-3%1.1%Potamogetonaceae%%N%Potamogeton%%var.%Griseb.%%Griseb.%Potamogeton coloratus var. jamaicensis%Flora of the British West Indian Islands%%1859%%See also Bennett, <IT>J. Bot. <RO>25 (1887) 177 who uses the name earlier than the above, but expresses uncertainty about the match due to lack of fruiting specimens.%%%%%unknown
77289860-1%1.3%Potamogetonaceae%%N%Potamogeton%%var.%Rouy%%Rouy%Potamogeton coloratus var. natans%Fl. France [Rouy & Foucaud]%13: 307%1912%%%%%%%tax. nov.
77289693-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Nyman%%Nyman%Potamogeton coloratus var. siculus%Consp. Fl. Eur.%682%1882%%%%%%%nom. et stat. nov.
20008749-1%1.1%Potamogetonaceae%%N%Potamogeton%%subsp.%(Loret & Barrandon) O.Bolòs & Vigo%(Loret & Barrandon)%O.Bolòs & Vigo%Potamogeton coloratus subsp. subflavus%Fl. Països Catalans%4: 38 (2001)%2001%%%Potamogetonaceae Potamogeton subflavus Loret & Barrandon%%%%comb. nov.
77258211-1%1.1%Potamogetonaceae%%N%Potamogeton%%subsp.%(Loret & Barrandon) Nyman%(Loret & Barrandon)%Nyman%Potamogeton coloratus subsp. subflavus%Consp. Fl. Eur.%Suppl. 2: 287%1890%%%Potamogetonaceae Potamogeton subflavus Loret & Barrandon%%%%comb. et stat. nov.
208774-2%1.1.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%spec.%Suksd.%%Suksd.%Potamogeton columbianus%Deutsche Bot. Monatsschr.%19: 92%1901%%%%%%Washington (Northwestern U.S.A., Northern America)%tax. nov.
603157-1%1.1.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%spec.%Willd.%%Willd.%Potamogeton complanatus%Mag. Neuesten Entdeck. Gesammten Naturk. Ges. Naturf. Freunde Berlin%3: 297%1809%%%%%%%unknown
323118-2%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%spec.%L.%%L.%Potamogeton compressus%Sp. Pl. [Linnaeus]%1: 127%1753%%[NON GCI] as P. compressum%%%%Europe%tax. nov.
603158-1%1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Wahlenb.%%Wahlenb.%Potamogeton compressus%Fl. Suec.%110%%%%%%%%unknown
603159-1%1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Sm.%%Sm.%Potamogeton compressus%Fl. Brit.%i. 856; Mert. & Koch, Deutschl. Fl. i. 856%%%%%%%%unknown
603160-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Rchb.%%Rchb.%Potamogeton compressus%Fl. Germ. Excurs.%8%%%%%%%%unknown
603162-1%1.1.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%spec.%All.%%All.%Potamogeton compressus%Fl. Pedem.%i. 240%1785%%%%%%%unknown
324811-2%1.1.2.2.1.1%Potamogetonaceae%%N%Potamogeton%%var.%Schltdl.%%Schltdl.%Potamogeton compressus var. acutus%Fl. Berol. (Schlechtendal)%1: 117%1823%%[NON GCI]%%%%Germany (Middle Europe, Europe)%tax. nov.
324814-2%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%var.%Crép.%%Crép.%Potamogeton compressus var. dimidius%Notes Pl. Rar. Belgique%4: 44%1864%%[NON GCI]%%%%Belgium (Middle Europe, Europe)%tax. nov.
324812-2%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%var.%Wahlenb.%%Wahlenb.%Potamogeton compressus var. elongatus%Fl. Suec. (Wahlenberg)%1: 107%1824%%[NON GCI]%%%%Sweden (Northern Europe, Europe)%tax. nov.
324801-2%1.1.2.2.1.1%Potamogetonaceae%%N%Potamogeton%%var.%Schltdl.%%Schltdl.%Potamogeton compressus var. obtusus%Fl. Berol. (Schlechtendal)%1: 117%1823%%[NON GCI]%%%%Europe%tax. nov.
699659-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%A.Benn.%%A.Benn.%Potamogeton concilius%J. Bot.%46: 250%1908%%%%%%%unknown
289147-2%1.1.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%spec.%A.Benn.%%A.Benn.%Potamogeton × concillus%J. Bot.%46: 250%1908%nom. inval. nom. nud.%Potamogeton pennsylvanicus X heterophyllus%%%%%tax. nov.
699660-1%1.6%Potamogetonaceae%%N%Potamogeton%%spec.%A.Benn.%%A.Benn.%Potamogeton concinnitus%J. Bot.%46: 162%1908%nom. inval. nom. nud.%%%%%%tax. nov.
603163-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Tausch%%Tausch%Potamogeton condylocarpus%Flora%19(2): 423%1836%%%%%%%unknown
603164-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Rchb.%%Rchb.%Potamogeton confervoides%Icon. Fl. Germ. Helv. (H.G.L. Reichenbach)%7: 13%1845%%%%%%%unknown
699661-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton confinis%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 97%1916%%%%%%%unknown
208775-2%1.1.2.1.1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton conjungens%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 138, f. 60%1916%%%%%%Mexico, Pennsylvania, New Jersey%tax. nov.
603165-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Desf.%%Desf.%Potamogeton contortus%Fl. Atlant.%1: 150%1798%%%%%%%unknown
699663-1%1.3%Potamogetonaceae%%N%Potamogeton%%spec.%(Fryer) Fryer%(Fryer)%Fryer%Potamogeton × cooperi%Rep. Bot. Exch. Club Brit. Isles%1: 497%1897%%%%%%%unknown
603166-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Fryer%%Fryer%Potamogeton coriaceus%J. Bot.%27: 8%1889%%%%%%%unknown
603167-1%1.1.2.2.1.3%Potamogetonaceae%%N%Potamogeton%%spec.%Schur%%Schur%Potamogeton corniculatus%Enum. Pl. Transsilv.%632%1866%%%%%%%unknown
603168-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%J.Presl & C.Presl%%J.Presl & C.Presl%Potamogeton cornutus%Fl. Cech.%37%%%%%%%%unknown
603169-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Fryer.%%Fryer.%Potamogeton × crassifolius%J. Bot.%28: 321, t. 299%1890%%%%%%%unknown
603170-1%1.1.2.1.1.9%Potamogetonaceae%%N%Potamogeton%%spec.%Kit. ex Cham. & Schltdl.%%Kit. ex Cham. & Schltdl.%Potamogeton crassipes%Linnaea%2(2): 204%1827%%%%%%%unknown
603171-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%D.Don%%D.Don%Potamogeton crenulatus%Prodr. Fl. Nepal.%22%1825%%%%%%%unknown
603172-1%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Wallm. ex Rchb.%%Wallm. ex Rchb.%Potamogeton crispatus%Fl. Germ. Excurs.%8%%%%%%%%unknown
323116-2%1.1.2.1.1.5%Potamogetonaceae%%N%Potamogeton%%spec.%L.%%L.%Potamogeton crispus%Sp. Pl. [Linnaeus]%1: 126%1753%%[NON GCI] as P. crispum%%%%Europe; naturalized in the New World%tax. nov.
603173-1%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Laterr.%%Laterr.%Potamogeton crispus%Fl. Bordel.%(1811) 71, partim%%%%%%%%unknown
603174-1%1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Darl.%%Darl.%Potamogeton crispus%Fl. Cestr.%23%1826%%%%%%%unknown
77289178-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Fieber%%Fieber%Potamogeton crispus var. acutifolius%Oekon.-Techn. Fl. Böhm.%2(1): 269%1838%%%%%%%tax. nov.
77289957-1%1.3%Potamogetonaceae%%N%Potamogeton%%var.%(Gand.) Asch. & Graebn.%(Gand.)%Asch. & Graebn.%Potamogeton crispus var. macrorrhynchus%Syn. Mitteleur. Fl. [Ascherson & Graebner]%1: 336%1897%%%Potamogetonaceae Potamogeton macrorrhynchus Gand.%%%%comb. et stat. nov.
77289523-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Gray%%Gray%Potamogeton crispus var. major%Nat. Arr. Brit. Pl.%2: 35%1822%%%%%%%tax. nov.
77289370-1%1.3%Potamogetonaceae%%N%Potamogeton%%var.%Graebn.%%Graebn.%Potamogeton crispus var. najadoides%Pflanzenr. (Engler)%IV, 11: 100%1907%%%%%%%tax. nov.
77289169-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Fieber%%Fieber%Potamogeton crispus var. obtusifolius%Oekon.-Techn. Fl. Böhm.%2(1): 269%1838%%%%%%%tax. nov.
77289858-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Gray%%Gray%Potamogeton crispus var. oppositifolius%Nat. Arr. Brit. Pl.%2: 35%1822%%%%%%%tax. nov.
77290021-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Post%%Post%Potamogeton crispus var. phialiensis%Bull. Herb. Boissier%1: 409%1893%%%%%%%tax. nov.
77289537-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Klett & Richt.%%Klett & Richt.%Potamogeton crispus var. planifolius%Fl. Leipzig%162%1830%%%%%%%tax. nov.
77289713-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%G.Mey.%%G.Mey.%Potamogeton crispus var. planifolius%Chloris Han.%523%1836%%%%%%%tax. nov.
77289044-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Gray%%Gray%Potamogeton crispus var. serratus%Nat. Arr. Brit. Pl.%2: 34%1822%%%%%%%tax. nov.
77289656-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Fr.%%Fr.%Potamogeton crispus var. sinuatus%Novit. Fl. Suec. Alt.%43%1828%%%%%%%tax. nov.
603176-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Regel & Maack%%Regel & Maack%Potamogeton cristatus%in Regel, Tent. Fl. Ussur.%139.%%%%%%%%unknown
208776-2%1.1.2.1.1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Morong%%Morong%Potamogeton curtissii%Bull. Torrey Bot. Club%13(8): 145%1886%%%%%%Florida (Southeastern U.S.A., Northern America)%tax. nov.
603177-1%1.1.2.1.1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Morong%%Morong%Potamogeton curtissii%Bull. Torrey Bot. Club%13(8): 145%1886%%%%%%%unknown
208777-2%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%spec.%A.Benn.%%A.Benn.%Potamogeton curvatus%J. Bot.%46: 249%1908%%%%%%%tax. nov.
603178-1%1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Hartm.%%Hartm.%Potamogeton curvifolius%Fl. Scand. ed.%I. 78%%%%%%%%unknown
77289186-1%1.3%Potamogetonaceae%%N%Potamogeton%%var.%Mert. & W.D.J.Koch%%Mert. & W.D.J.Koch%Potamogeton curvifolius var. palustris%Deutschl. Fl. (Mertens & W. D. J. Koch), ed. 3.%ed. 3, 1: 846%1823%%%%%%%tax. nov.
603179-1%1.3%Potamogetonaceae%%N%Potamogeton%%spec.%Schrad.%%Schrad.%Potamogeton cuspidatus%in Sm. Engl. Fl.%i. 234%%%%%%%%unknown
603180-1%1.1.2.1.1.6%Potamogetonaceae%%N%Potamogeton%%spec.%Schrad. ex Mert. & W.D.J.Koch%%Schrad. ex Mert. & W.D.J.Koch%Potamogeton cuspidatus%Deutschl. Fl. (Mertens & W. D. J. Koch), ed. 3.%1: 854%1823%%%%%%%unknown
603181-1%1.6%Potamogetonaceae%%N%Potamogeton%%spec.%Asch. & Graebn.%%Asch. & Graebn.%Potamogeton cymatodes%Syn. Mitteleur. Fl. [Ascherson & Graebner]%i. 337.%%%%%%%%unknown
699665-1%1.3%Potamogetonaceae%%N%Potamogeton%%spec.%G.Fisch.%%G.Fisch.%Potamogeton cymbifolius%Ber. Bayer. Bot. Ges.%xi. 89 (1907).%%%%%%%%unknown
208778-2%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Lowe%%Lowe%Potamogeton cyprifolius%Pflanzenr. (Engler)%4, Fam. 11: 65%1907%%%%%%%tax. nov.
77245304-1%1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Lowe ex Graebn.%%Lowe ex Graebn.%Potamogeton cyprifolius%Pflanzenr. (Engler)%IV, 11: 65%1907%%%%%%%tax. nov.
699667-1%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Gand.%%Gand.%Potamogeton danicus%Oesterr. Bot. Z.%31: 18%1881%%%%%%%unknown
603182-1%1.6%Potamogetonaceae%%N%Potamogeton%%spec.%Nolte ex W.D.J.Koch%%Nolte ex W.D.J.Koch%Potamogeton decipiens%Syn. Fl. Germ. Helv., ed. 2%779%1844%%%%%%%unknown
77289015-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Nyman%%Nyman%Potamogeton decipiens var. longifolius%Consp. Fl. Eur.%682%1882%%%%%%%nom. et stat. nov.
77289293-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%(Wolfg.) Nyman%(Wolfg.)%Nyman%Potamogeton decipiens var. salicifolius%Consp. Fl. Eur.%Suppl. 2: 287%1890%%%Potamogetonaceae Potamogeton salicifolius Wolfg.%%%%comb. et stat. nov.
77289805-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Tiselius%%Tiselius%Potamogeton decipiens var. torssandrii%Exsicc. (Potamog. Suec.)%2: 75%1895%%%%%%%tax. nov.
603183-1%1.6%Potamogetonaceae%%N%Potamogeton%%spec.%A.Benn.%%A.Benn.%Potamogeton delavayi%J. Bot.%30: 228%1892%%%%%%%unknown
603184-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Bertol.%%Bertol.%Potamogeton delicatulus%Misc. Bot. (Bertol.)%xv. 17%%%%%%%%unknown
289150-2%1.1.2.1.1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton × deminutus%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 209%1916%%Potamogeton gramineus X illinoensis%%%%%tax. nov.
603185-1%1.6%Potamogetonaceae%%N%Potamogeton%%spec.%L.%%L.%Potamogeton densus%Sp. Pl. [Linnaeus]%1: 126%1753%%%%%%%unknown
603186-1%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Schwein. ex Beck%%Schwein. ex Beck%Potamogeton densus%Bot. U. St.%368%%%%%%%%unknown
77289334-1%1.3%Potamogetonaceae%%N%Potamogeton%%var.%Mert. & W.D.J.Koch%%Mert. & W.D.J.Koch%Potamogeton densus var. angustifolius%Deutschl. Fl. (Mertens & W. D. J. Koch), ed. 3.%840%1823%%%%%%%tax. nov.
77289813-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Wallr.%%Wallr.%Potamogeton densus var. angustifolius%Sched. Crit.%66%1822%%%%%%%tax. nov.
77289164-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Gaudin%%Gaudin%Potamogeton densus var. lanceolatus%Fl. Helv.%1: 464%1828%%%%%%%tax. nov.
77289082-1%1.3%Potamogetonaceae%%N%Potamogeton%%var.%Mert. & W.D.J.Koch%%Mert. & W.D.J.Koch%Potamogeton densus var. lancifolius%Deutschl. Fl. (Mertens & W. D. J. Koch), ed. 3.%ed. 3, 1: 859%1823%%%%%%%nom. et stat. nov.
77289865-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Wallr.%%Wallr.%Potamogeton densus var. latifolius%Sched. Crit.%66%1822%%%%%%%nom. et stat. nov.
77289876-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Roth%%Roth%Potamogeton densus var. latifolius%Enum. Pl. Phaen. Germ.%1(1): 536%1827%%%%%%%tax. nov.
77289672-1%1.3%Potamogetonaceae%%N%Potamogeton%%var.%Gren. & Godr.%%Gren. & Godr.%Potamogeton densus var. laxifolius%Fl. France [Grenier]%3: 320%1856%%%%%%%tax. nov.
77289804-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Opiz%%Opiz%Potamogeton densus var. laxus%Oekon.-Techn. Fl. Böhm.%2(1): 250%1838%%%%%%%nom. et stat. nov.
77289838-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%G.Mey.%%G.Mey.%Potamogeton densus var. major%Chloris Han.%527%1836%%%%%%%tax. nov.
77258333-1%1.1%Potamogetonaceae%%N%Potamogeton%%subsp.%(DC.) Bonnier & Layens%(DC.)%Bonnier & Layens%Potamogeton densus subsp. oppositifolius%Tabl. Syn. Pl. Vasc. France%315%1894%%%Potamogetonaceae Potamogeton oppositifolius DC.%%%%comb. et stat. nov.
77289967-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Opiz%%Opiz%Potamogeton densus var. rigidus%Oekon.-Techn. Fl. Böhm.%2(1): 250%1838%%%%%%%nom. et stat. nov.
77258500-1%1.2%Potamogetonaceae%%N%Potamogeton%%subsp.%(L.) Arcang.%(L.)%Arcang.%Potamogeton densus subsp. serratus%Comp. Fl. Ital. [Arcangeli]%642%1882%%%Potamogetonaceae Potamogeton serratus L.%%%%comb. et stat. nov.
77258766-1%1.1%Potamogetonaceae%%N%Potamogeton%%subsp.%(L.) K.Richt.%(L.)%K.Richt.%Potamogeton densus subsp. serratus%Pl. Eur.%1: 16%1890%%%Potamogetonaceae Potamogeton serratus L.%%%%comb. et stat. nov.
77289193-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Asch.%%Asch.%Potamogeton densus var. serratus%Fl. Brandenburg%1: 667%1864%%%%%%%tax. nov.
77289362-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%(L.) Nyman%(L.)%Nyman%Potamogeton densus var. serratus%Consp. Fl. Eur.%683%1882%%%Potamogetonaceae Potamogeton serratus L.%%%%comb. et stat. nov.
77258095-1%1.1%Potamogetonaceae%%N%Potamogeton%%subsp.%(L.) K.Richt.%(L.)%K.Richt.%Potamogeton densus subsp. setaceus%Pl. Eur.%1: 16%1890%%%Potamogetonaceae Potamogeton setaceus L.%%%%comb. et stat. nov.
77289619-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%(L.) Nyman%(L.)%Nyman%Potamogeton densus var. setaceus%Consp. Fl. Eur.%683%1882%%%Potamogetonaceae Potamogeton setaceus L.%%%%comb. et stat. nov.
699669-1%1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstrem%%Hagstrem%Potamogeton dentatus%Bot. Not.%1908, 101.%%%%%%%%unknown
603187-1%1.1.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%spec.%Link%%Link%Potamogeton denticulatus%Phys. Beschr. Canar. Ins. [Buch]%138%1825%%%%%%%unknown
603188-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Mohl & Schltdl.%%Mohl & Schltdl.%Potamogeton denticulatus%Bot. Zeitung (Berlin)%14: 783, sphalm.%1856%%%%%%%unknown
208779-2%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%spec.%(Hagstr.) Herter%(Hagstr.)%Herter%Potamogeton diffusus%Revista Sudamer. Bot.%6: 132%1940%%%%%%%tax. nov.
603189-1%1.2.1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Wall.%%Wall.%Potamogeton digynus%Numer. List [Wallich]%n. 5177%%%%%%%%unknown
699671-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton dimorphoides%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 263%1916%%%%%%%unknown
603190-1%1.1.2.2.1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Raf.%%Raf.%Potamogeton dimorphus%Amer. Monthly Mag. & Crit. Rev.%1(5): 358%1817%%%%%%%unknown
208781-2%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%spec.%A.Benn.%%A.Benn.%Potamogeton dissimilis%J. Bot.%48: 150%1910%%%%%%Argentina%tax. nov.
603191-1%1.6%Potamogetonaceae%%N%Potamogeton%%spec.%Bellardi%%Bellardi%Potamogeton distachyus%Mem. Ac. Turin%x, xi. (1802-3) 447, in nota.%%%%%%%%unknown
603192-1%1.3.1.3%Potamogetonaceae%%N%Potamogeton%%spec.%A.Benn.%%A.Benn.%Potamogeton distinctus%J. Bot.%42: 72%1904%%%%%%%unknown
77222771-1%1.3%Potamogetonaceae%%N%Potamogeton%%var.%M.R.Zhu & W.Y.Xie%%M.R.Zhu & W.Y.Xie%Potamogeton distinctus var. lishuiensis%J. Hangzhou Univ., Nat. Sci. Ed.%17(1): 2%2018%%doi:10.3969/j.issn.1674-232X.2018.01.001%%%%Zhejiang (China Southeast, China, Asia-Temperate)%tax. nov.
1002834-1%1.6%Potamogetonaceae%%N%Potamogeton%%var.%(A.Camus) V.C.Vu ex Aver.%(A.Camus)%V.C.Vu ex Aver.%Potamogeton distinctus var. tonkinensis%Konsp. Sosud. Rast. Fl. V'etnama%2: 155%1996%%%Potamogetonaceae Potamogeton tonkinensis E.G.Camus%%%%comb. nov.
603193-1%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Wolfg. ex Schult.%%Wolfg. ex Schult.%Potamogeton divaricatus%Mant. 3 (Schultes & Schultes f.)%3: 355%1827%%%%%%%unknown
208782-2%1.1.2.3.1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Raf.%%Raf.%Potamogeton diversifolius%Med. Repos.%ser. 2, 5: 354%1808%%Raf. published P. diversifolium as a sp. nov. for P. hybridum sensu Michx. (Fl. Bor.-Amer. 1: 101. 1803), non Gmel.%%%%United States of America (Northern America)%tax. nov.
603195-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%W.P.C.Barton%%W.P.C.Barton%Potamogeton diversifolius%Fl. Philadelph. Prodr.%27%1815%%%%%%%unknown
77289023-1%1.3%Potamogetonaceae%%N%Potamogeton%%var.%Engelm.%%Engelm.%Potamogeton diversifolius var. capitatus%Amer. J. Sci. Arts%46: 102%1844%%%%%%%tax. nov.
208783-2%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%f.%Hagstr.%%Hagstr.%Potamogeton diversifolius f. limosus%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 139%1916%%%%%%Indiana (Northeastern U.S.A., Northern America)%tax. nov.
208784-2%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%var.%Morong%%Morong%Potamogeton diversifolius var. multi-denticulatus%Mem. Torrey Bot. Club%3, no. 2: 48%1893%%%%%%Connecticut, Delaware, etc.%tax. nov.
77289373-1%1.3%Potamogetonaceae%%N%Potamogeton%%var.%Engelm.%%Engelm.%Potamogeton diversifolius var. spicatus%Amer. J. Sci. Arts%46: 102%1844%%%%%%%tax. nov.
208785-2%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%var.%Morong%%Morong%Potamogeton diversifolius var. trichophyllus%Mem. Torrey Bot. Club%3, no. 2: 49%1893%%%%%%New Jersey (Northeastern U.S.A., Northern America)%tax. nov.
77135595-1%1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Z.Kaplan%%Z.Kaplan%Potamogeton × drepanoides%Preslia%85(4): 467%2013%%%%%%Honshu (Japan, Eastern Asia, Asia-Temperate)%tax. nov.
699673-1%1.1%Potamogetonaceae%%N%Potamogeton%%spec.%Fryer%%Fryer%Potamogeton drucei%Potam. Brit. Isles.%31 (1898).%%%%%%%%unknown
603196-1%1.6%Potamogetonaceae%%N%Potamogeton%%spec.%Benth.%%Benth.%Potamogeton drummondii%Fl. Austral.%7: 171%1878%%%%%%%unknown
603197-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%O.Lang%%O.Lang%Potamogeton drupaceus%Flora%29: 472%1846%%%%%%%unknown
699674-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton dualis%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 103%1916%%%%%%%unknown
603198-1%1.1.1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Tiselius%%Tiselius%Potamogeton dubius%Bot. Not.%1894: 165%1894%nom. illeg. later homonym    , there is an earlier fossil name Potamogeton dubius A.Massal. in Schizzo Geogn. Valle Progno Illasi 56. 20 Sep - Nov 1850.%%%%%%tax. nov.
699675-1%1.2.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%spec.%E.H.L.Krause%%E.H.L.Krause%Potamogeton dubius%Deutschl. Fl. (Sturm), ed. 2.%4: 88, 89%1905%nom. illeg. later homonym    , there is an earlier fossil name Potamogeton dubius A.Massal. in Schizzo Geogn. Valle Progno Illasi 56. 20 Sep - Nov 1850.%%%%%%tax. nov.
208786-2%1.1.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%spec.%Tur%%Tur%Potamogeton dunicola%Darwiniana%24: 254, fig%1982%%%%%%Argentina%tax. nov.
603199-1%1.2.1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Wall.%%Wall.%Potamogeton elegans%Numer. List [Wallich]%n. 5178%%%%%%%%unknown
208787-2%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Larrañaga%%Larrañaga%Potamogeton elipticus%Escritos Damaso Antonio Larranaga%2: 68%1923%%%%%%Uruguay (Southern South America, Southern America)%tax. nov.
30070809-2%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Raf.%%Raf.%Potamogeton epihydrus%Med. Repos.%ser. 2, 5: 354%1808%%Raf. published P. epihydrum as a sp. nov. for P. natans sensu Michx. (Fl. Bor.-Amer. 1: 101. 1803), non L. (1753).%%%%Canada;United States of America (Northern America);%tax. nov.
208788-2%1.1.2.1.1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%var.%A.Benn.%%A.Benn.%Potamogeton epihydrus var. cayugensis%J. Bot.%42: 69%1904%%%%%%%tax. nov.
208789-2%1.1.2.2.1.4%Potamogetonaceae%%N%Potamogeton%%subsp.%(Cham. & Schltdl.) Calder & Roy L.Taylor%(Cham. & Schltdl.)%Calder & Roy L.Taylor%Potamogeton epihydrus subsp. nuttallii%Canad. J. Bot.%43: 1388%1965%%%%%%%tax. nov.
208790-2%1.1.2.2.1.2%Potamogetonaceae%%N%Potamogeton%%var.%Fernald%%Fernald%Potamogeton epihydrus var. nuttallii%Mem. Gray Herb.%3 (Mem. Am. Acad. Arts & Sci. 17, pt. 1. 1932.): 115%1932%%%%%%%tax. nov.
208791-2%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%var.%House%%House%Potamogeton epihydrus var. ramosus%Bull. New York State Mus. Nat. Hist.%254: 52%1924%%%%%%%tax. nov.
208792-2%1.1.2.2.1.1%Potamogetonaceae%%N%Potamogeton%%var.%Fernald%%Fernald%Potamogeton epihydrus var. typicus%Mem. Gray Herb.%3 (Mem. Am. Acad. Arts & Sci. 17, pt. 1. 1932.): 114%1932%%%%%%%tax. nov.
957876-1%1.2.1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Y.D.Chen%%Y.D.Chen%Potamogeton erhaiensis%Acta Hydrobiol. Sin.%11(3): 234 (1987)%1987%%%%%%China.%tax. nov.
699677-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton exiguus%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 106%1916%%%%%%%unknown
77114857-1%1.1%Potamogetonaceae%%N%Potamogeton%%spec.%Z.Kaplan & Uotila%%Z.Kaplan & Uotila%Potamogeton × exilis%Nordic J. Bot.%29(4): 478 (-483)%2011%%doi:10.1111/j.1756-1051.2011.01240.x%%%%Finland (Northern Europe, Europe)%tax. nov.
603201-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Muhl.%%Muhl.%Potamogeton exstipulatus%Cat. Pl. Amer. Sept.%18%1813%%%%%%%unknown
603202-1%1.1.2.2.1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Willd. ex Schult.%%Willd. ex Schult.%Potamogeton exstipulatus%Mant. 3 (Schultes & Schultes f.)%3: 365%1827%%%%%%%unknown
77245267-1%1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Wolfg.%%Wolfg.%Potamogeton exstipulatus%Mant. 3 (Schultes & Schultes f.)%3: 365%1827%%%%%%%tax. nov.
603203-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Fryer%%Fryer%Potamogeton falcatus%J. Bot.%27: 65, t. 286%1889%%%%%%%unknown
603204-1%1.6%Potamogetonaceae%%N%Potamogeton%%spec.%Asch. & Graebn.%%Asch. & Graebn.%Potamogeton fallax%Syn. Mitteleur. Fl. [Ascherson & Graebner]%i. 330.%%%%%%%%unknown
603205-1%1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Wolfg.%%Wolfg.%Potamogeton fasciculatus%Mant. 3 (Schultes & Schultes f.)%3: 365%1827%%%%%%%unknown
699678-1%1.4%Potamogetonaceae%%N%Potamogeton%%spec.%(A.Benn.) Miki%(A.Benn.)%Miki%Potamogeton × faurei%Stud. Hist. Nat. Monuments Kyohotu%18: 43, 45%1937%%; cf. Jap. Journ. Bot. ix. Abstracts, p. 55, No. 213. 1938.%Potamogetonaceae Potamogeton oxyphyllus Miq. var. fauriei A.Benn.%%%%comb. nov.
208793-2%1.1.2.1.1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Morong%%Morong%Potamogeton faxonii%Mem. Torrey Bot. Club%3, no. 2: 22, pl. 32%1893%%%%%%Vermont (Northeastern U.S.A., Northern America)%tax. nov.
699679-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton fennicus%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 24, 52, in syn.%1916%%%%%%%unknown
208794-2%1.1.2.1.1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton ferrugineus%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 161%1916%%%%%%Córdoba (Argentina)%tax. nov.
208795-2%1.1.2.2.1.1%Potamogetonaceae%%N%Potamogeton%%spec.%Fernald%%Fernald%Potamogeton fibrillosus%Mem. Amer. Acad. Arts%17 (1): 51. pls. 5 (f. a, b. c), 28 (f. 5), 32 (f. 5)%1932%%%%%%Margin of Harney Valley, P Ranch, Harney County (Oregon, Northwestern U.S.A., Northern America)%tax. nov.
699681-1%1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Fernald%%Fernald%Potamogeton fibrillosus%Mem. Amer. Acad. Arts%17: 51%1932%%%%%%%unknown
699682-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton fibrosus%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 160%1916%%%%%%%unknown
699683-1%1.3%Potamogetonaceae%%N%Potamogeton%%spec.%Rouy%%Rouy%Potamogeton fieberi%Fl. France [Rouy & Foucaud]%13: 321%1912%%%%%%%unknown
603207-1%1.1.2.2.1.3%Potamogetonaceae%%N%Potamogeton%%spec.%Schur%%Schur%Potamogeton filicaulis%Enum. Pl. Transsilv.%633%1866%%%%%%%unknown
603208-1%1.6%Potamogetonaceae%%N%Potamogeton%%spec.%Phil.%%Phil.%Potamogeton filifolius%Fl. Atacam.%50%1860%%%%%%%unknown
208797-2%1.1.2.1.1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Pers.%%Pers.%Potamogeton filiformis%Syn. Pl. [Persoon]%1: 152%1805%%%%%%Sjaelland, Denmark (Northern Europe, Europe)%tax. nov.
603209-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Nolte%%Nolte%Potamogeton filiformis%Nov. Fl. Holsat.%20%%%%%%%%unknown
603211-1%1.5.2.1.1.1%Potamogetonaceae%%N%Potamogeton%%spec.%Pursh ex Tuck.%%Pursh ex Tuck.%Potamogeton filiformis%Amer. J. Sci. Arts%ser. 2, 6: 230%1848%nom. inval.    pro syn. of P. hybridus Michx.%%%%%%tax. nov.
603212-1%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Raf.%%Raf.%Potamogeton filiformis%Med. Repos.%ser. 3, 2: 409%1811%%%%%%%unknown
1079439-2%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%var.%(Blytt) Asch. & Graebn.%(Blytt)%Asch. & Graebn.%Potamogeton filiformis var. alpinus%Syn. Mitteleur. Fl. [Ascherson & Graebner]%1: 353%1897%%%%%%%unknown
967525-1%1.4%Potamogetonaceae%%N%Potamogeton%%var.%(Y.D.Chen) Q.Y.Li%(Y.D.Chen)%Q.Y.Li%Potamogeton filiformis var. applanatus%J. Wuhan Bot. Res.%10(1): 13 (1992):%1992%%%Potamogetonaceae Potamogeton applanatus Y.D.Chen%%%%comb. nov.
77098347-1%1.3%Potamogetonaceae%%N%Potamogeton%%var.%(Kaschina) Chepinoga%(Kaschina)%Chepinoga%Potamogeton filiformis var. austrosibiricus%Konspekt Fl. Irkutsk. Obl.%40%2008%%%Potamogetonaceae Potamogeton austrosibiricus Kaschina%%%%comb. et stat. nov.
208798-2%1.1.2.2.1.2%Potamogetonaceae%%N%Potamogeton%%var.%(Raf.) H.St.John%(Raf.)%H.St.John%Potamogeton filiformis var. borealis%Rhodora%18: 134%1916%%%%%%%tax. nov.
77289073-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%(Wolfg.) Baagøe%(Wolfg.)%Baagøe%Potamogeton filiformis var. fasciculatus%Bot. Tidsskr.%20: 324%1896%%%Potamogetonaceae Potamogeton fasciculatus Wolfg.%%%%comb. et stat. nov.
77258326-1%1.2%Potamogetonaceae%%N%Potamogeton%%subsp.%(A.Kern. ex C.Fritsch) Asch. & Graebn.%(A.Kern. ex C.Fritsch)%Asch. & Graebn.%Potamogeton filiformis subsp. juncifolius%Syn. Mitteleur. Fl. [Ascherson & Graebner]%ed. 2, 1: 544%1913%%%%%%%comb. nov.
77289487-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%(A.Kern. ex C.Fritsch) Hegi%(A.Kern. ex C.Fritsch)%Hegi%Potamogeton filiformis var. juncifolius%Ill. Fl. Mitt.-Eur.%1: 138%1906%%%Potamogetonaceae Potamogeton juncifolius A.Kern. ex C.Fritsch%%%%comb. et stat. nov.
77289453-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Hagstr.%%Hagstr.%Potamogeton filiformis var. kihlmanii%Kongl. Svenska Vetensk. Acad. Handl.%n.s., 55(5): 18%1916%%%%%%%tax. nov.
208799-2%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%var.%(J.W.Robbins) Reveal%(J.W.Robbins)%Reveal%Potamogeton filiformis var. latifolius%Intermount. Fl. [Cronquist et al.]%6: 26%1977%%%%%%%tax. nov.
208800-2%1.1.2.1.1.1.2.1.1.1%Potamogetonaceae%%N%Potamogeton%%var.%(Morong ex Macoun) Morong%(Morong ex Macoun)%Morong%Potamogeton filiformis var. macounii%Mem. Torrey Bot. Club%3(2): 50%1893%%%Potamogetonaceae Potamogeton marinus L. var. macounii Morong ex Macoun%%%%comb. nov.
1197085-2%1.1.2.1.1.5%Potamogetonaceae%%N%Potamogeton%%subsp.%(J.W.Robbins) R.R.Haynes, Les & M.Král%(J.W.Robbins)%R.R.Haynes, Les & M.Král%Potamogeton filiformis subsp. occidentalis%Novon%8: 241%1998%%[Gandhi 24 Sep 1998]%%%%%unknown
208801-2%1.1.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%var.%Morong%%Morong%Potamogeton filiformis var. occidentalis%Mem. Torrey Bot. Club%3: 51%1893%%%%%%%tax. nov.
208802-2%1.1.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%var.%A.Benn.%%A.Benn.%Potamogeton filiformis var. occidentalis%Annuaire Conserv. Jard. Bot. Genève%9: 102%1905%%%%%%%tax. nov.
208803-2%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%f.%Hagstr.%%Hagstr.%Potamogeton filiformis f. polaris%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 17%1916%%%%%%x, Greenland (Subarctic America, Northern America)%tax. nov.
603213-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Bab.%%Bab.%Potamogeton flabellatus%Man. Brit. Bot. [Babington]%ed. 3, 343%1851%%%%%%%unknown
603214-1%1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Dethard.%%Dethard.%Potamogeton flexicaulis%%%%%%%%%%unknown
603215-1%1.4.1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Schleich.%%Schleich.%Potamogeton flexuosus%Cat. Pl. Helv., ed. 3.%23; ed. 4: 27 (1821)%1815%%%%%%%unknown
603216-1%1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Wredow%%Wredow%Potamogeton flexuosus%Fl. Mecklenburg%l. 255%1811%%%%%%%unknown
699684-1%1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Hegetschw.%%Hegetschw.%Potamogeton flexuosus%Fl. Schweiz [Hegetschweiler]%140%1838%%%%%%%unknown
208804-2%1.1.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%spec.%Small%%Small%Potamogeton floridanus%Fl. S.E. U.S. [Small].%37, 1326%1903%%%%%%Florida (Southeastern U.S.A., Northern America)%tax. nov.
603218-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Lilj.%%Lilj.%Potamogeton fluitans%Fl. Suec.%ed. 2, 71%%%%%%%%unknown
603219-1%1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Sm.%%Sm.%Potamogeton fluitans%Fl. Brit.%iii. 1391%%%%%%%%unknown
603220-1%1.7%Potamogetonaceae%%N%Potamogeton%%spec.%Roth%%Roth%Potamogeton fluitans%Tent. Fl. Germ.%1: 72. 1788; 2: 202. 1793.%%%%%%%%unknown
603221-1%1.8%Potamogetonaceae%%N%Potamogeton%%spec.%Pursh%%Pursh%Potamogeton fluitans%Fl. Amer. Sept. (Pursh)%1: 120%1813%%%%%%%unknown
77289990-1%1.3%Potamogetonaceae%%N%Potamogeton%%var.%Gren. & Godr.%%Gren. & Godr.%Potamogeton fluitans var. ambiguus%Fl. France [Grenier]%3: 312%1856%%%%%%%tax. nov.
77258725-1%1.2%Potamogetonaceae%%N%Potamogeton%%subsp.%Graebn.%%Graebn.%Potamogeton fluitans subsp. americanus%Pflanzenr. (Engler)%IV, 11: 62%1907%%%%%%%nom. et stat. nov.
77255963-1%1.1%Potamogetonaceae%%N%Potamogeton%%subsp.%(F.W.Schultz) K.Richt.%(F.W.Schultz)%K.Richt.%Potamogeton fluitans subsp. billotii%Pl. Eur.%1: 12%1890%%%Potamogetonaceae Potamogeton billotii F.W.Schultz%%%%comb. et stat. nov.
77289955-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%(F.W.Schultz) Nyman%(F.W.Schultz)%Nyman%Potamogeton fluitans var. billotii%Consp. Fl. Eur.%681%1882%%%Potamogetonaceae Potamogeton billotii F.W.Schultz%%%%comb. et stat. nov.
77289438-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Kirschl.%%Kirschl.%Potamogeton fluitans var. ellipticus%Fl. Alsace%2: 114%1851%%%%%%%tax. nov.
288013-2%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%prol.%Graebn.%%Graebn.%Potamogeton fluitans prol. novaeboracensis%Pflanzenr. (Engler)%4, Fam. 11: 62%1907%%%%%%%tax. nov.
77258100-1%1.1%Potamogetonaceae%%N%Potamogeton%%subsp.%(Nyman) Cif. & Giacom.%(Nyman)%Cif. & Giacom.%Potamogeton fluitans subsp. petiolaris%Nomencl. Fl. Ital.%1: 14%1950%%%%%%%comb. nov.
77289966-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%(Wolfg. ex Schult.) Nyman%(Wolfg. ex Schult.)%Nyman%Potamogeton fluitans var. petiolatus%Consp. Fl. Eur.%Suppl. 2: 286%1890%%%Potamogetonaceae Potamogeton petiolatus Wolfg. ex Schult.%%%%comb. et stat. nov.
77289398-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Tab.Morais%%Tab.Morais%Potamogeton fluitans var. robustus%Bol. Soc. Brot.%sér. 2, 11: 155%1936%%%%%%%tax. nov.
208805-2%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%var.%Herter%%Herter%Potamogeton fluitans var. sessilis%Anales Mus. Nac. Montevideo%ser. 2, 2: 113%1925%%%%%%Uruguay (Southern South America, Southern America)%tax. nov.
77289278-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Kirschl.%%Kirschl.%Potamogeton fluitans var. spathulatus%Fl. Alsace%2: 114%1851%%%%%%%tax. nov.
77289585-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%W.D.J.Koch%%W.D.J.Koch%Potamogeton fluitans var. stagnatilis%Syn. Fl. Germ. Helv.%ed. 2: 776%1844%%%%%%%tax. nov.
77289494-1%1.3%Potamogetonaceae%%N%Potamogeton%%var.%Baagøe ex Asch. & Graebn.%%Baagøe ex Asch. & Graebn.%Potamogeton fluitans var. sublucens%Syn. Mitteleur. Fl. [Ascherson & Graebner]%1: 308%1897%%%%%%%tax. nov.
77289700-1%1.3%Potamogetonaceae%%N%Potamogeton%%var.%Baagøe ex Asch. & Graebn.%%Baagøe ex Asch. & Graebn.%Potamogeton fluitans var. typicus%Syn. Mitteleur. Fl. [Ascherson & Graebner]%1: 307%1897%%%%%%%nom. et stat. nov.
77289070-1%1.3%Potamogetonaceae%%N%Potamogeton%%var.%(Thore) Roem. & Schult.%(Thore)%Roem. & Schult.%Potamogeton fluitans var. variifolius%Syst. Veg., ed. 15 bis [Roemer & Schultes]%3: 504%1818%%%Potamogetonaceae Potamogeton variifolius Thore%%%%comb. et stat. nov.
603222-1%1.4.2.1.1.1%Potamogetonaceae%%N%Potamogeton%%spec.%Roem. & Schult.%%Roem. & Schult.%Potamogeton fluviatilis%Syst. Veg., ed. 15 bis [Roemer & Schultes]%3: 570 (Index)%1818%%%%%%%unknown
603223-1%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Raf.%%Raf.%Potamogeton foliorum%Med. Repos.%ser. 3, 2: 409%1811%%%%%%%unknown
208806-2%1.1.2.3.1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Raf.%%Raf.%Potamogeton foliosus%Med. Repos.%ser. 2, 5: 354%1808%%Raf. published P. foliosum as a sp. nov. for P. gramineum sensu Michx. (Fl. Bor.-Amer. 1: 102. 1803), non L. (1753).%%%%South Carolina (Southeastern U.S.A., Northern America)%tax. nov.
208807-2%1.1.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%var.%Morong%%Morong%Potamogeton foliosus var. californicus%Mem. Torrey Bot. Club%3: 40%1893%%%%%%%tax. nov.
208808-2%1.1.2.3.1.4%Potamogetonaceae%%N%Potamogeton%%var.%(Fernald) R.R.Haynes & Reveal%(Fernald)%R.R.Haynes & Reveal%Potamogeton foliosus var. fibrillosus%Rhodora%75: 76%1973%%%%%%%tax. nov.
993239-1%1.1.2.1.1.7%Potamogetonaceae%%N%Potamogeton%%subsp.%(Fernald) R.R.Haynes & Hellq.%(Fernald)%R.R.Haynes & Hellq.%Potamogeton foliosus subsp. fibrillosus%Novon%6(4): 370%1996%%%Potamogetonaceae Potamogeton fibrillosus Fernald%%%%comb. nov.
208809-2%1.1.2.2.1.1%Potamogetonaceae%%N%Potamogeton%%var.%Fernald%%Fernald%Potamogeton foliosus var. genuinus%Mem. Gray Herb.%3 (Mem. Am. Acad. Arts & Sci. 17, pt. 1. 1932): 43%1932%%%%%%%tax. nov.
208810-2%1.1.2.2.1.1%Potamogetonaceae%%N%Potamogeton%%var.%Fernald%%Fernald%Potamogeton foliosus var. macellus%Mem. Gray Herb.%3 (Mem. Am. Acad. Arts & Sci. 17, pt. 1. 1932.): 46, pls. 4; 29, fig. 2; 32,~ fig. 4%1932%%%%%%Quebec and Prince Edward Island to Florida, Missouri, California and Mackenzi%tax. nov.
208811-2%1.1.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%var.%Morong%%Morong%Potamogeton foliosus var. niagarensis%Mem. Torrey Bot. Club%3: 39%1893%%%%%%%tax. nov.
906905-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Y.H.Guo, S.C.Sun & H.Q.Wang%%Y.H.Guo, S.C.Sun & H.Q.Wang%Potamogeton fontigenus%Bull. Bot. Res., Harbin%5(2): 133%1985%%%%%%China.%tax. nov.
929161-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Y.H.Guo, H.Q.Wang & S.C.Sun%%Y.H.Guo, H.Q.Wang & S.C.Sun%Potamogeton fontigenus%Acta Bot. Boreal.-Occid. Sin.%5(4): 301 (1985)%1985%%%%%%China.%tax. nov.
208812-2%1.1.2.1.1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton fragillimus%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 202%1916%%%%%%%tax. nov.
699686-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%A.Benn.%%A.Benn.%Potamogeton franchetii%J. Bot.%45: 234%1907%%%%%%%unknown
699687-1%1.3%Potamogetonaceae%%N%Potamogeton%%spec.%G.Fisch.%%G.Fisch.%Potamogeton franconicus%Ber. Bayer. Bot. Ges.%xi. 29, 123 (1907), hybr.%%%%%%%%unknown
208813-2%1.1.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%spec.%Rupr.%%Rupr.%Potamogeton friesii%Beitr. Pflanzenk. Russ. Reiches%4: 43%1845%%%%%%%tax. nov.
699688-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%A.Benn.%%A.Benn.%Potamogeton fryeri%J. Bot.%45: 234%1907%%%%%%%unknown
60437794-2%1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Riddell%%Riddell%Potamogeton fulvus%New Orleans Med. Surg. J.%9: 615%1853%%%%%%Louisiana (Southeastern U.S.A., Northern America)%tax. nov.
699689-1%1.6%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton furcatus%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 80%1916%%%%%%%unknown
699690-1%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton gallicus%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 118%1916%%%%%%%unknown
603226-1%1.9%Potamogetonaceae%%N%Potamogeton%%spec.%Cham. & Schltdl.%%Cham. & Schltdl.%Potamogeton gaudichaudii%Linnaea%2(2): 197%1827%%%%%%%unknown
208814-2%1.1.2.1.1.1.1.2%Potamogetonaceae%%N%Potamogeton%%spec.%A.Benn.%%A.Benn.%Potamogeton gayi%Ann. K. K. Naturhist. Hofmus.%7: 293%1892%%%%%%Montevideo (Uruguay, Southern South America, Southern America)%tax. nov.
603228-1%1.4.2.2.1.1%Potamogetonaceae%%N%Potamogeton%%spec.%J.W.Robbins ex Morong%%J.W.Robbins ex Morong%Potamogeton gemmiparus%Bot. Gaz.%5: 51%1880%%%%%%%tax. nov.
699691-1%1.3%Potamogetonaceae%%N%Potamogeton%%spec.%G.Fisch.%%G.Fisch.%Potamogeton gessnacensis%Ber. Bayer. Bot. Ges.%xi. 42 (1907).%%%%%%%%unknown
603229-1%1.2.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%spec.%Gueldenst.%%Gueldenst.%Potamogeton glaucus%Reis. Russland (Gueldenst.)%i. 49 (Quid ?).%1787%%%%%%%unknown
603230-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Fr.%%Fr.%Potamogeton gracilis%Novit. Fl. Suec. Alt.%50%1828%%%%%%%unknown
603231-1%1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Wolfg.%%Wolfg.%Potamogeton gracilis%Mant. 3 (Schultes & Schultes f.)%3: 355%1827%%%%%%%unknown
323120-2%1.1.2.1.1.5%Potamogetonaceae%%N%Potamogeton%%spec.%L.%%L.%Potamogeton gramineus%Sp. Pl. [Linnaeus]%1: 127%1753%%[NON GCI] as P. gramineum%%%%Europe, Lapland%tax. nov.
208815-2%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%var.%Fr.%%Fr.%Potamogeton gramineus var. graminifolius%%%%%%%%%%tax. nov.
77258158-1%1.1%Potamogetonaceae%%N%Potamogeton%%subsp.%(Schreb.) K.Richt.%(Schreb.)%K.Richt.%Potamogeton gramineus subsp. heterophyllus%Pl. Eur.%1: 13%1890%%%Potamogetonaceae Potamogeton heterophyllus Schreb.%%%%comb. et stat. nov.
77289116-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%(Schreb.) Fr.%(Schreb.)%Fr.%Potamogeton gramineus var. heterophyllus%Novit. Fl. Svec.%ed. 2: 36%1828%%%Potamogetonaceae Potamogeton heterophyllus Schreb.%%%%comb. et stat. nov.
208816-2%1.1.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%var.%Farw.%%Farw.%Potamogeton gramineus var. lacustris%Rep. (Annual) Michigan Acad. Sci.%17: 182%1916%%%%%%%tax. nov.
288006-2%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%[infrasp.unranked]%Fr.%%Fr.%Potamogeton gramineus [infrasp.unranked] lacustris%%%%%%%%%%tax. nov.
208817-2%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%var.%Farw.%%Farw.%Potamogeton gramineus var. longipedunculatus%Rep. (Annual) Commiss. Parks Boulevards Detroit%11: 43%1900%%%%%%%tax. nov.
288007-2%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%f.%(Mérat) House%(Mérat)%House%Potamogeton gramineus f. longipedunculatus%Bull. New York State Mus. Nat. Hist.%254: 53%1924%%%%%%%tax. nov.
288011-2%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%var.%Graebn.%%Graebn.%Potamogeton gramineus var. longipedunculatus%Pflanzenr. (Engler)%4, Fam. 11: 88%1907%%%%%%%tax. nov.
208818-2%1.1.2.1.1.3.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%var.%Morong%%Morong%Potamogeton gramineus var. maximus%J. Bot.%19: 241%1881%%Bennett, the author of the article, ascribed the name and its description (given in double quotes) to Morong%%%%Canada;England;%tax. nov.
288008-2%1.1.2.1.1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%f.%(Morong) House%(Morong)%House%Potamogeton gramineus f. maximus%Bull. New York State Mus. Nat. Hist.%254: 54%1924%%%Potamogetonaceae Potamogeton gramineus L. var. maximus Morong%%%%stat. nov.
288012-2%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%var.%Graebn.%%Graebn.%Potamogeton gramineus var. minimus%Pflanzenr. (Engler)%4, Fam. 11: 88%1907%%%%%%%tax. nov.
1021253-2%1.1.2.1.1.1.2.3.1.2%Potamogetonaceae%%N%Potamogeton%%var.%J.W.Robbins%%J.W.Robbins%Potamogeton gramineus var. myriophyllus%Manual [Gray], ed. 5%487%1867%%%%%%Kent County (Rhode Island, United States of America, Northern America)%tax. nov.
288009-2%1.1.2.1.1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%f.%(J.W.Robbins) House%(J.W.Robbins)%House%Potamogeton gramineus f. myriophyllus%Bull. New York State Mus. Nat. Hist.%254: 54%1924%%%Potamogetonaceae Potamogeton gramineus L. var. myriophyllus J.W.Robbins%%%%stat. nov.
77258371-1%1.1%Potamogetonaceae%%N%Potamogeton%%subsp.%(Weber) Douin%(Weber)%Douin%Potamogeton gramineus subsp. nitens%Fl. Ill. France%11: 42%1931%%%Potamogetonaceae Potamogeton nitens Weber%%%%comb. et stat. nov.
208819-2%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%var.%Farw.%%Farw.%Potamogeton gramineus var. parvifolius%Rep. (Annual) Michigan Acad. Sci.%17: 182%1916%%%%%%%tax. nov.
77289569-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Fr.%%Fr.%Potamogeton gramineus var. riparius%Novit. Fl. Suec. Alt.%38%1828%%%%%%%tax. nov.
321895-2%1.1.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%var.%J.W.Robbins%%J.W.Robbins%Potamogeton gramineus var. spathuliformis%Manual [Gray], ed. 5%487%1867%%[Gandhi 28 Nov 2001] as spathulaeformis%%%%Mystic Pond, Massachusetts (Northeastern U.S.A., Northern America)%tax. nov.
77289415-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Fr.%%Fr.%Potamogeton gramineus var. stagnalis%Novit. Fl. Suec. Alt.%38%1828%%%%%%%tax. nov.
288010-2%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%f.%(Schltr.) D.S.Carp.%(Schltr.)%D.S.Carp.%Potamogeton gramineus f. terrestris%Fl. Vermont, ed. 3%25%1937%%%%%%%tax. nov.
208820-2%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%var.%Ogden%%Ogden%Potamogeton gramineus var. typicus%Rhodora%45: 143%1943%%%%%%%tax. nov.
77258255-1%1.1%Potamogetonaceae%%N%Potamogeton%%subsp.%(Thore) Nyman%(Thore)%Nyman%Potamogeton gramineus subsp. variifolius%Consp. Fl. Eur.%682%1882%%%Potamogetonaceae Potamogeton variifolius Thore%%%%comb. et stat. nov.
208821-2%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%var.%Hagstr.%%Hagstr.%Potamogeton gramineus var. wolfgangii%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 206%1916%%%%%%%tax. nov.
77255232-1%1.1%Potamogetonaceae%%N%Potamogeton%%subsp.%(Kihlm.) Nyman%(Kihlm.)%Nyman%Potamogeton gramineus subsp. wolfgangii%Consp. Fl. Eur.%Suppl. 2: 287%1890%%%Potamogetonaceae Potamogeton wolfgangii Kihlm.%%%%comb. et stat. nov.
77258534-1%1.1%Potamogetonaceae%%N%Potamogeton%%subsp.%(Mert. & W.D.J.Koch) K.Richt.%(Mert. & W.D.J.Koch)%K.Richt.%Potamogeton gramineus subsp. zizii%Pl. Eur.%1: 13%1890%%%Potamogetonaceae Potamogeton zizii Mert. & W.D.J.Koch%%%%comb. et stat. nov.
603238-1%1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Benkö%%Benkö%Potamogeton graminifolius%Transs.%i. 123%%%%%%%%unknown
603239-1%1.6%Potamogetonaceae%%N%Potamogeton%%spec.%A.Benn.%%A.Benn.%Potamogeton griffithii%J. Bot.%21: 65%1883%%%%%%%unknown
603240-1%1.6%Potamogetonaceae%%N%Potamogeton%%spec.%Heuff.%%Heuff.%Potamogeton grisebachii%Verh. K.K. Zool.-Bot. Ges. Wien%8: 200%1858%%%%%%%unknown
208822-2%1.1.2.1.1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton groenlandicus%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 127%1916%%%%%%x, Greenland (Subarctic America, Northern America)%tax. nov.
699693-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Dandy & G.Taylor%%Dandy & G.Taylor%Potamogeton × grovesii%Watsonia%6: 316%1967%%%%%%%unknown
208823-2%1.1.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%spec.%A.Benn.%%A.Benn.%Potamogeton hagstroemii%Trans. & Proc. Bot. Soc. Edinburgh%29: 51%1924%%Published as 'hagströmii' but diacritical sign must be transcribed according to ICBN Art. 60.6 (2006).%%%%British Columbia (Western Canada, Northern America)%tax. nov.
699695-1%1.3%Potamogetonaceae%%N%Potamogeton%%spec.%G.Fisch.%%G.Fisch.%Potamogeton harzii%Mitteil. Bayer. Bot. Ges. Munchen%iii. No. 5, 103 (1914); Fedde, Repert.xiv. 3, hybr.%%%%%%%%unknown
931110-1%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Hellq. & G.E.Crow%%Hellq. & G.E.Crow%Potamogeton × haynesii%Brittonia%38(4): 415%1986%%%%%%U.S.A. (Michigan;Minnesota;Vermont);Canada (Ontario).;%tax. nov.
603241-1%1.6%Potamogetonaceae%%N%Potamogeton%%spec.%Asch. & Graebn.%%Asch. & Graebn.%Potamogeton heidenreichii%Syn. Mitteleur. Fl. [Ascherson & Graebner]%i. 327.%%%%%%%%unknown
603242-1%1.1.2.2.1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Dumort.%%Dumort.%Potamogeton helodes%Fl. Belg. (Dumortier)%163%1827%%%%%%%unknown
699696-1%1.3%Potamogetonaceae%%N%Potamogeton%%spec.%E.Baumann%%E.Baumann%Potamogeton helveticus%Veröff. Geobot. Inst. Rübel Zürich%iii. 594 (1925).%%%%%%%%unknown
699697-1%1.2%Potamogetonaceae%%N%Potamogeton%%spec.%W.Koch%%W.Koch%Potamogeton helveticus%in Mitteil. Naturf. Ges. Schaffh.%1923-24, iii. 38 (1924)%%%%%%%%unknown
699698-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%A.Benn.%%A.Benn.%Potamogeton henningii%J. Bot.%48: 151%1910%%%%%%%unknown
699699-1%1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Fernald%%Fernald%Potamogeton henryi%Mem. Amer. Acad. Arts%17: 73, in adnot.%1932%%%%%%%unknown
699700-1%1.2%Potamogetonaceae%%N%Potamogeton%%spec.%W.A.Clark%%W.A.Clark%Potamogeton × heslop-harrisonii%in Vasculum (Substitute)%xxvii. 20(1942), in obs.; et in Proc. Univ. DurhamPhil. Soc. x. 368 (1946).%%%%%%%%unknown
77107885-1%1.3%Potamogetonaceae%%N%Potamogeton%%spec.%Z.S.Diao%%Z.S.Diao%Potamogeton heterocaulis%J. Yuzhou Univ., Nat. Sci. Ed.%11(1): 1 (-3, 78; fig.)%1994%nom. inval.    without type%%%%%Sichuan (China South-Central, China, Asia-Temperate);Heilongjiang (Manchuria, China, Asia-Temperate);Xinjiang (China, Asia-Temperate);%tax. nov.
603243-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Schreb.%%Schreb.%Potamogeton heterophyllus%Spicil. Fl. Lips.%21%%%%%%%%unknown
603244-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Elliott%%Elliott%Potamogeton heterophyllus%Sketch Bot. S. Carolina [Elliott]%1: 222%1817%%%%%%%unknown
603245-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Torr.%%Torr.%Potamogeton heterophyllus%Comp. Fl. N. Middle Stat.%88%1826%%%%%%%unknown
603246-1%1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Biroli%%Biroli%Potamogeton heterophyllus%Fl. Acon.%i. 53%%%%%%%%unknown
603247-1%1.1.2.1.1.2.1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Buch.-Ham. ex Wall.%%Buch.-Ham. ex Wall.%Potamogeton heterophyllus%Numer. List [Wallich]%n. 5181%%%%%%%%unknown
603248-1%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Auct. ex Fr.%%Auct. ex Fr.%Potamogeton heterophyllus%Novit. Fl. Suec. Alt.%35. 1828; Sm. ex Nym. Consp. 682%%%%%%%%unknown
77289646-1%1.3%Potamogetonaceae%%N%Potamogeton%%var.%Mert. & W.D.J.Koch%%Mert. & W.D.J.Koch%Potamogeton heterophyllus var. elongatus%Deutschl. Fl. (Mertens & W. D. J. Koch), ed. 3.%ed. 3, 1: 845%1823%%%%%%%tax. nov.
77289340-1%1.3%Potamogetonaceae%%N%Potamogeton%%var.%Mert. & W.D.J.Koch%%Mert. & W.D.J.Koch%Potamogeton heterophyllus var. foliosus%Deutschl. Fl. (Mertens & W. D. J. Koch), ed. 3.%ed. 3, 1: 844%1823%%%%%%%tax. nov.
208825-2%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%f.%Morong%%Morong%Potamogeton heterophyllus f. graminifolius%Mem. Torrey Bot. Club%3: 24%1893%%%%%%%tax. nov.
208826-2%1.2.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%var.%S.Watson & J.M.Coult.%%S.Watson & J.M.Coult.%Potamogeton heterophyllus var. graminifolius%Manual (Gray), ed. 6.%561%1890%%%%%%%tax. nov.
77290013-1%1.3%Potamogetonaceae%%N%Potamogeton%%var.%Mert. & W.D.J.Koch%%Mert. & W.D.J.Koch%Potamogeton heterophyllus var. latifolius%Deutschl. Fl. (Mertens & W. D. J. Koch), ed. 3.%ed. 3, 1: 845%1823%%%%%%%tax. nov.
208827-2%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%f.%Morong%%Morong%Potamogeton heterophyllus f. longipedunculatus%Mem. Torrey Bot. Club%3: 24%1893%%%%%%%tax. nov.
208828-2%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%var.%Mérat%%Mérat%Potamogeton heterophyllus var. longipedunculatus%%%%%%%%%%tax. nov.
77289205-1%1.3%Potamogetonaceae%%N%Potamogeton%%var.%Morong%%Morong%Potamogeton heterophyllus var. major%Pflanzenr. (Engler)%IV, 11: 88%1907%%%%%%%tax. nov.
208829-2%1.1.2.1.1.2.2.1.1.1%Potamogetonaceae%%N%Potamogeton%%f.%(Morong) Morong%(Morong)%Morong%Potamogeton heterophyllus f. maximus%Mem. Torrey Bot. Club%3(2): 25%1893%%%Potamogetonaceae Potamogeton gramineus L. var. maximus Morong%%%%comb. nov.
208830-2%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%f.%Morong%%Morong%Potamogeton heterophyllus f. minimus%Mem. Torrey Bot. Club%3: 25~ fig. 4%1893%%%%%%Massachusetts and New Hampshire, United States of America (Northern America)%tax. nov.
208831-2%1.1.2.1.1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%f.%(J.W.Robbins) Morong%(J.W.Robbins)%Morong%Potamogeton heterophyllus f. myriophyllus%Mem. Torrey Bot. Club%3: 24%1893%%%Potamogetonaceae Potamogeton gramineus L. var. myriophyllus J.W.Robbins%%%%comb. et stat. nov.
208832-2%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%var.%Nolte%%Nolte%Potamogeton heterophyllus var. parvifolius%%%%%%%%%%tax. nov.
77289321-1%1.3%Potamogetonaceae%%N%Potamogeton%%var.%(Opiz) Mert. & W.D.J.Koch%(Opiz)%Mert. & W.D.J.Koch%Potamogeton heterophyllus var. paucifolius%Deutschl. Fl. (Mertens & W. D. J. Koch), ed. 3.%ed. 3, 1: 844%1823%%%Potamogetonaceae Potamogeton paucifolius Opiz%%%%comb. et stat. nov.
1093415-2%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%[infrasp.unranked]%Schltdl.%%Schltdl.%Potamogeton heterophyllus [infrasp.unranked] terrestris%%%%%%%%%%unknown
208833-2%1.1.2.2.1.1%Potamogetonaceae%%N%Potamogeton%%var.%Schltdl.%%Schltdl.%Potamogeton heterophyllus var. terrestris%%%%%%%%%%tax. nov.
603249-1%1.4.2.1.1.1%Potamogetonaceae%%N%Potamogeton%%spec.%Morong%%Morong%Potamogeton hillii%Bot. Gaz.%6: 290%1881%%%%%%%unknown
699701-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton hindostanicus%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 155%1916%%%%%%%unknown
699702-1%1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Dandy%%Dandy%Potamogeton hoggarensis%J. Linn. Soc., Bot.%l. 522.%1937%%%%%%%unknown
699703-1%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Gand.%%Gand.%Potamogeton hohenackeri%Oesterr. Bot. Z.%31: 43%1881%%%%%%%unknown
603250-1%1.8%Potamogetonaceae%%N%Potamogeton%%spec.%G.Mey.%%G.Mey.%Potamogeton hornemannii%Chloris Han.%521%1836%%%%%%%tax. nov.
934849-1%1.1.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%spec.%W.X.Wang, S.C.Sun & H.Q.Wang%%W.X.Wang, S.C.Sun & H.Q.Wang%Potamogeton hubeiensis%Acta Phytotax. Sin.%26(2): 160 (1988)%1988%%%%%%China.%tax. nov.
603251-1%1.1.2.2.1.6%Potamogetonaceae%%N%Potamogeton%%spec.%Welw. ex A.Benn.%%Welw. ex A.Benn.%Potamogeton huillensis%Ann. K. K. Naturhist. Hofmus.%vii. (1892) 292%%%%%%%%unknown
603252-1%1.1.2.2.1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Welw. ex Schinz%%Welw. ex Schinz%Potamogeton huillensis%Ber. Schweiz. Bot. Ges.%i. 61%%%%%%%%unknown
699704-1%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Gand.%%Gand.%Potamogeton hungaricus%Oesterr. Bot. Z.%31: 43%1881%%%%%%%unknown
1105230-2%1.1.2.1.1.1%Potamogetonaceae%%N%Potamogeton%%spec.%Michx.%%Michx.%Potamogeton hybridus%%%%%%%%%%tax. nov.
603253-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Petagna%%Petagna%Potamogeton hybridus%Inst. Bot.%ii. 289; Thuill. Fl. Par. ed. II. 86%1787%%%%%%%unknown
603254-1%1.1.2.2.1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Michx.%%Michx.%Potamogeton hybridus%Fl. Bor.-Amer. (Michaux)%1: 101%1803%%%%%%%unknown
77246139-1%1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Michx.%%Michx.%Potamogeton hybridus%Fl. Bor.-Amer. (Michaux)%1: 101%1803%%%%%%%tax. nov.
208835-2%1.1.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%var.%Graebn.%%Graebn.%Potamogeton hybridus var. multi-denticulatus%Pflanzenr. (Engler)%4, Fam. 11: 51%1907%%%%%%%tax. nov.
208836-2%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%var.%Graebn.%%Graebn.%Potamogeton hybridus var. trichophyllus%Pflanzenr. (Engler)%4, Fam. 11: 51~ fig. 4%1907%%%%%%%tax. nov.
1215251-2%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%var.%(Hicken) Horn af Rantzien%(Hicken)%Horn af Rantzien%Potamogeton iilinoensis var. ventanicola%%%%%%%%%%unknown
208837-2%1.1.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%spec.%Morong%%Morong%Potamogeton illinoensis%Bot. Gaz.%5: 50%1880%%%%%%Illinois (North-Central U.S.A., Northern America)%tax. nov.
208838-2%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%f.%Hagstr.%%Hagstr.%Potamogeton illinoensis f. homophyllus%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 199%1916%%%%%%Mexico, Texas%tax. nov.
208839-2%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%f.%Hagstr.%%Hagstr.%Potamogeton illinoensis f. rosulatus%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 199, f. 4%1916%%%%%%Florida (Southeastern U.S.A., Northern America)%tax. nov.
208840-2%1.1.2.1.1.5%Potamogetonaceae%%N%Potamogeton%%var.%(Hicken) Horn in Cabrera%(Hicken)%Horn in Cabrera%Potamogeton illinoensis var. ventanicola%Colecc. Ci. Inst. Nac. Tecnol. Agropecu.%1: 281%1969%%%%%%%unknown
902833-1%1.6%Potamogetonaceae%%N%Potamogeton%%spec.%Kadono%%Kadono%Potamogeton × inbaensis%Acta Phytotax. Geobot.%34(1-3): 54%1983%%%%%%Japan.%tax. nov.
917954-1%1.6%Potamogetonaceae%%N%Potamogeton%%nothovar.%Kadono%%Kadono%Potamogeton inbaensis nothovar. pseudomalaianus%Acta Phytotax. Geobot.%34(1-3): 54%1983%%%%%%Japan.%tax. nov.
603256-1%1.5.2.1.1.1%Potamogetonaceae%%N%Potamogeton%%spec.%Roth%%Roth%Potamogeton indicus%Syst. Veg., ed. 15 bis [Roemer & Schultes]%3: 516%1818%%Roem. & Schult. ascribed the name and its validating description to Roth%%%%India (Indian Subcontinent, Asia-Tropical)%tax. nov.
603257-1%1.1.2.1.1.2.2.1.1.1%Potamogetonaceae%%N%Potamogeton%%spec.%Roxb.%%Roxb.%Potamogeton indicus%Hort. Bengal.%12%1814%nom. inval. nom. nud.%%%%%%tax. nov.
699705-1%1.3.2.1.1.1%Potamogetonaceae%%N%Potamogeton%%spec.%Roxb.%%Roxb.%Potamogeton indicus%Fl. Ind. (Carey & Wallich ed.)%1: 471%1820%nom. illeg. later homonym    non Roth (1818).%%%%%India (Indian Subcontinent, Asia-Tropical)%tax. nov.
77245474-1%1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Roth%%Roth%Potamogeton indicus%Syst. Veg., ed. 15 bis [Roemer & Schultes]%3: 516%1818%%%%%%%tax. nov.
699706-1%1.1.2.1.1.1%Potamogetonaceae%%N%Potamogeton%%spec.%Tisel. ex Almquist%%Tisel. ex Almquist%Potamogeton innominatus%in Hartmans, Skand. Pl.%ed. 12, 1: 49, nomen.%1889%%%%%%%unknown
208841-2%1.1.2.1.1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton insulanus%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 154, f. 72%1916%%%%%%Puerto Rico (Caribbean, Southern America)%tax. nov.
208842-2%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Rydb.%%Rydb.%Potamogeton interior%Fl. Colorado [Rydberg]%13%1906%%%%%%%tax. nov.
699708-1%1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Rydb.%%Rydb.%Potamogeton interior%Fl. Colorado [Rydberg]%13, in clavi, 14 (1906); Rydb. Fl. Prairies & Plains Centr. N.Amer. 49 (1932).%1906%%%%%%%unknown
603258-1%1.9%Potamogetonaceae%%N%Potamogeton%%spec.%Cham. & Schltdl.%%Cham. & Schltdl.%Potamogeton intermedius%Linnaea%2(2): 221%1827%%%%%%%unknown
699709-1%1.3%Potamogetonaceae%%N%Potamogeton%%spec.%G.Fisch.%%G.Fisch.%Potamogeton intermedius%Ber. Bayer. Bot. Ges.%xi. 28 (1907), hybr.%%%%%%%%unknown
603259-1%1.6%Potamogetonaceae%%N%Potamogeton%%spec.%Kit.%%Kit.%Potamogeton interruptus%Oestr. Fl., ed. 2%i. 328%%%%%%%%unknown
77289690-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Druce%%Druce%Potamogeton interruptus var. diffusus%Bot. Pocket-Book%ed. 19: 288%1930%%%%%%%nom. nov.
77289471-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Druce%%Druce%Potamogeton interruptus var. ungulatus%List Brit. Pl.%ed. 2: 118%1928%%%%%%%nom. nov.
935158-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%J.B.He, L.Y.Zhou & H.Q.Wang%%J.B.He, L.Y.Zhou & H.Q.Wang%Potamogeton intortusifolius%Bull. Bot. Res., Harbin%8(3): 125%1988%%%%%%China.%tax. nov.
2902834-1%1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Ma%%Ma%Potamogeton intramongolicus%Acta Bot. Boreal.-Occid. Sin.%3(1): 8 (2-3)%1983%nom. inval.    published simultaneously with Potamogeton acifolius (Art. 34.2 ICBN, 2006)%%%%%China (Asia-Temperate)%tax. nov.
902834-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Ma%%Ma%Potamogeton intramongolicus%Fl. Intramongol.%7: 12%1983%nom. inval.    without Latin description%%%%%China (Asia-Temperate)%tax. nov.
77245473-1%1.1%Potamogetonaceae%%N%Potamogeton%%spec.%(Fryer) H.Groves & J.Groves%(Fryer)%H.Groves & J.Groves%Potamogeton × involutus%Man. Brit. Bot.%ed. 9: 440%1904%%%%%%%comb. nov.
699710-1%1.3%Potamogetonaceae%%N%Potamogeton%%spec.%Masam.%%Masam.%Potamogeton iriomotensis%Trans. Nat. Hist. Soc. Formosa%24: 281%1934%%%%%%%unknown
77246010-1%1.1%Potamogetonaceae%%N%Potamogeton%%spec.%Makino%%Makino%Potamogeton iwatensis%J. Jap. Bot.%7: 15%1931%%%%%%%tax. nov.
77111427-1%1.3%Potamogetonaceae%%N%Potamogeton%%spec.%Z.Kaplan, Fehrer & Hellq.%%Z.Kaplan, Fehrer & Hellq.%Potamogeton × jacobsii%Telopea%13(1-2): 253 (-254)%2011%%%%%%New South Wales (New South Wales, Australia, Australasia)%tax. nov.
603260-1%1.2.1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Franch. & Sav.%%Franch. & Sav.%Potamogeton japonicus%Enum. Pl. Jap.%2: 15, nomen%1877%%%%%%%unknown
77245293-1%1.1%Potamogetonaceae%%N%Potamogeton%%spec.%A.Benn.%%A.Benn.%Potamogeton japonicus%J. Bot.%30: 228%1892%%%%%%%tax. nov.
603261-1%1.6%Potamogetonaceae%%N%Potamogeton%%spec.%Hassk.%%Hassk.%Potamogeton javanicus%Verh. Natuurk. Ver. Nederl. Indie%i. (1856) 26.%%%%%%%%unknown
71065-3%1.1%Potamogetonaceae%%N%Potamogeton%%spec.%Hassk.%%Hassk.%Potamogeton javanicus%Retzia sive Observationes Botanicae Pugillus 2%%1856%%Publication seen at the ANU Library, Canberra.%%%%%unknown
71124-3%1.1%Potamogetonaceae%%N%Potamogeton%%var.%Graebn.%%Graebn.%Potamogeton javanicus var. major%Das Pflanzenreich Heft 31%%1907%%%%%%%unknown
77258981-1%1.1%Potamogetonaceae%%N%Potamogeton%%subsp.%(Thore) P.Fourn.%(Thore)%P.Fourn.%Potamogeton javanicus subsp. variifolius%Quatre Fl. France%140%1935%%%Potamogetonaceae Potamogeton variifolius Thore%%%%comb. et stat. nov.
699711-1%1.6%Potamogetonaceae%%N%Potamogeton%%spec.%Kitag.%%Kitag.%Potamogeton jeholensis%J. Jap. Bot.%xliv. 182 (1969)%%nom. illeg. later homonym%This name is a later homonym of the fossil:- Potamogeton jeholensis H. Yabe, S. Endô, Potamogeton remains from the Lower Cretaceous ? Lycoptera beds of Jehol pp.[274]. 1935%%%%%unknown
699712-1%1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Heslop Harrison%%Heslop Harrison%Potamogeton × johannis%in Occas. Notes Dept. Bot., King's Coll., Newcastle-on- Tyne%No. 2 3 (1941)%%%%%%%%unknown
1002838-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%A.Kern.%%A.Kern.%Potamogeton juncifolius%Verh. K.K. Zool.-Bot. Ges. Wien%45(9): 364%1895%%%%%%Austria.%tax. nov.
77245948-1%1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Unknown%%Unknown%Potamogeton juncifolius%Verh. K.K. Zool.-Bot. Ges. Wien%%1896%%%%%%%tax. nov.
77289079-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Baagøe ex G.Fisch.%%Baagøe ex G.Fisch.%Potamogeton juncifolius var. amphibius%Ber. Bayer. Bot. Ges.%11: 132%1907%%%%%%%tax. nov.
77289918-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%G.Fisch.%%G.Fisch.%Potamogeton juncifolius var. fluviatilis%Ber. Bayer. Bot. Ges.%11: 132%1907%%%%%%%tax. nov.
77114856-1%1.1%Potamogetonaceae%%N%Potamogeton%%spec.%Zalewska-Gał.%%Zalewska-Gał.%Potamogeton × jutlandicus%Nordic J. Bot.%29(4): 474 (-475)%2011%%doi:10.1111/j.1756-1051.2011.01154.x%%%%%nom. nov.
902835-1%1.4%Potamogetonaceae%%N%Potamogeton%%spec.%P.I.Dorofeev & Tzvelev%%P.I.Dorofeev & Tzvelev%Potamogeton juzepczukii%Novosti Sist. Vyssh. Rast.%20: 4 (1983)%1983%%%%%%U.S.S.R. (Soviet Far East).%tax. nov.
699713-1%1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Miki%%Miki%Potamogeton × kamogawaensis%Bot. Mag. (Tokyo)%48: 328%1934%%%%%%%unknown
77219008-1%1.1%Potamogetonaceae%%N%Potamogeton%%spec.%Kottaim.%%Kottaim.%Potamogeton × kaplanii%Phytotaxa%498(1): 69%2021%%doi:10.11646/phytotaxa.498.1.9 The specific epithet honours Dr. Zdeněk Kaplan, one of the discoverers of the nothospecies.%%%%%nom. nov.
77107886-1%1.1%Potamogetonaceae%%N%Potamogeton%%spec.%Z.S.Diao%%Z.S.Diao%Potamogeton kashiensis%J. Yuzhou Univ., Nat. Sci. Ed.%12(1): 1 (-3, 6; fig.)%1995%nom. inval.    without type%%%%%Xinjiang (China, Asia-Temperate)%tax. nov.
77164281-1%1.2%Potamogetonaceae%%N%Potamogeton%%spec.%S.Abbasi, Afsharz. & Dinarvand%%S.Abbasi, Afsharz. & Dinarvand%Potamogeton × khuzestanicus%Phytotaxa%311(1): 12%2017%%doi:10.11646/phytotaxa.311.1.1 this hybrid is named after the Khuzestan province in Iran%%%%Iran (Western Asia, Asia-Temperate)%tax. nov.
603262-1%1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Syme%%Syme%Potamogeton kirkii%Engl. Bot. ed. III.%ix. 31%%%%%%%%unknown
603263-1%1.6%Potamogetonaceae%%N%Potamogeton%%spec.%F.W.Schultz%%F.W.Schultz%Potamogeton kochii%Arch. Fl. France Allemagne%72%%%%%%%%unknown
699714-1%1.1.1.3%Potamogetonaceae%%N%Potamogeton%%spec.%A.Benn.%%A.Benn.%Potamogeton kupfferii%J. Bot.%66: 103, hybr.%1928%%%%%%%unknown
931813-1%1.1.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%spec.%Kadono & Wiegleb%%Kadono & Wiegleb%Potamogeton × kyushuensis%J. Jap. Bot.%62(3): 76 (1987)%1987%%%%%%Japan.%tax. nov.
77245887-1%1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Montandon%%Montandon%Potamogeton lactucaceus%Syn. Fl. Jura%ed. 2: 305%1868%%%%%%%tax. nov.
77176706-1%1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Papch.%%Papch.%Potamogeton lacunatifolius%Veg. Cover Reservoirs Streams Middle Volga%64%2001%%%%%%%tax. nov.
208844-2%1.1.2.1.1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton lacunatus%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 120, f. 53%1916%%%%%%Massachusetts &amp; Quebec%tax. nov.
208845-2%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%f.%Hagstr.%%Hagstr.%Potamogeton lacunatus f. novae-angliae%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 121, f. 53%1916%%%%%%New England, United States of America (Northern America)%tax. nov.
944170-1%1.4%Potamogetonaceae%%N%Potamogeton%%spec.%(Tiselius) C.D.Preston%(Tiselius)%C.D.Preston%Potamogeton × lanceolatifolius%Watsonia%16(4): 437%1987%%%Potamogetonaceae Potamogeton gramineus  f. lanceolatifolius%%%%comb. nov.
603265-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Eichw.%%Eichw.%Potamogeton lanceolatus%Skizze%126%%%%%%%%unknown
603266-1%1.4.2.1%Potamogetonaceae%%N%Potamogeton%%spec.%Mazziari%%Mazziari%Potamogeton lanceolatus%Ionios Anthologia%1(4): 954 (err. typ. 854)%1834%nom. inval.    Mazziari did not accept the name at the rank of species; for “Potamogeton lanceolatus”, he remarked “Varietà della precedente”%%%%%%tax. nov.
603267-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Poir.%%Poir.%Potamogeton lanceolatus%Encycl. [J. Lamarck & al.] Suppl. 4.%536%1816%%%%%%%unknown
603268-1%1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Rchb.%%Rchb.%Potamogeton lanceolatus%Ic. ex Nym. Consp.%681%%%%%%%%unknown
603269-1%1.6%Potamogetonaceae%%N%Potamogeton%%spec.%Sm.%%Sm.%Potamogeton lanceolatus%Engl. Bot.%t. 1985%%%%%%%%unknown
77258444-1%1.1%Potamogetonaceae%%N%Potamogeton%%subsp.%(Gillot) Magnin%(Gillot)%Magnin%Potamogeton lanceolatus subsp. rivularis%Bull. Soc. Bot. France%43: 441%1897%%%%%%%comb. nov.
603270-1%1.6%Potamogetonaceae%%N%Potamogeton%%spec.%Roth ex Steud.%%Roth ex Steud.%Potamogeton lancifolius%Nomencl. Bot.  [Steudel], ed. 2.%2: 384%1841%%%%%%%unknown
603271-1%1.4.2.1.1.1%Potamogetonaceae%%N%Potamogeton%%spec.%Roem. & Schult.%%Roem. & Schult.%Potamogeton lanciformis%Syst. Veg., ed. 15 bis [Roemer & Schultes]%3: 512%1818%%%%%%%unknown
283636-2%1.1.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%spec.%Morong%%Morong%Potamogeton lateralis%Bot. Gaz.%5: 51%1880%%%%%%%tax. nov.
208846-2%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%f.%Hagstr.%%Hagstr.%Potamogeton lateralis f. incompletus%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 127%1916%%%%%%Massachusetts (Northeastern U.S.A., Northern America)%tax. nov.
208847-2%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%f.%Hagstr.%%Hagstr.%Potamogeton lateralis f. subcompletus%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 127, f. 4%1916%%%%%%Massachusetts (Northeastern U.S.A., Northern America)%tax. nov.
603273-1%1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Wahlenb.%%Wahlenb.%Potamogeton laticaulis%Fl. Suec.%111%%%%%%%%unknown
208848-2%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Morong%%Morong%Potamogeton latifolius%Mem. Torrey Bot. Club%3, no. 2: 52, pl. 59%1893%%%%%%%tax. nov.
603274-1%1.9%Potamogetonaceae%%N%Potamogeton%%spec.%Cham. & Schltdl.%%Cham. & Schltdl.%Potamogeton latifolius%Linnaea%2(4): 731%1827%%%%%%%unknown
699716-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Sloboda%%Sloboda%Potamogeton latifolius%Rostlinnictví%229%1852%%%%%%%unknown
907582-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Holub%%Holub%Potamogeton latior%Folia Geobot. Phytotax.%18(2): 204, nom. nov.:%1983%%%%%%%nom. nov.
957879-1%1.2.1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Y.D.Chen%%Y.D.Chen%Potamogeton leptanthus%Acta Hydrobiol. Sin.%11(3): 235 (1987)%1987%%%%%%China.%tax. nov.
699717-1%1.3%Potamogetonaceae%%N%Potamogeton%%spec.%Koidz.%%Koidz.%Potamogeton × leptocephalus%Florula Satsum.%2: 102%1931%%%%%%%tax. nov.
77206657-1%1.1%Potamogetonaceae%%N%Potamogeton%%var.%Kadono & S.Iida%%Kadono & S.Iida%Potamogeton × leptocephalus var. fujiensis%Acta Phytotax. Geobot.%70(3): 179%2019%%doi:10.18942/apg.201825%%%%Honshu (Japan, Eastern Asia, Asia-Temperate)%tax. nov.
208849-2%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Wallr.%%Wallr.%Potamogeton leptophyllus%Pflanzenr. (Engler)%4, Fam. 11: 51%1907%%%%%%%tax. nov.
699718-1%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Gand.%%Gand.%Potamogeton leptophyllus%Oesterr. Bot. Z.%31: 44%1881%%%%%%%unknown
603276-1%1.9%Potamogetonaceae%%N%Potamogeton%%spec.%Cham. & Schltdl.%%Cham. & Schltdl.%Potamogeton leschenaultii%Linnaea%2(2): 222, t. 6, f. 23%1827%%%%%%%unknown
603277-1%1.2.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Buchenau%%Buchenau%Potamogeton liebmannii%Abh. Naturwiss. Vereins Bremen%3: 349%1873%%%%%%%unknown
699719-1%1.6%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton ligulatus%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 131%1916%%%%%%%unknown
603278-1%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Wallm. ex Rchb.%%Wallm. ex Rchb.%Potamogeton liljebladii%Icon. Fl. Germ. Helv. (H.G.L. Reichenbach)%7: 16%1845%%%%%%%unknown
603279-1%1.6%Potamogetonaceae%%N%Potamogeton%%spec.%Maxim ex Korsh.%%Maxim ex Korsh.%Potamogeton limosellifolius%Trudy Imp. S.-Peterburgsk. Bot. Sada%xii (1892) 393.%%%%%%%%unknown
208851-2%1.1.2.1.1.6%Potamogetonaceae%%N%Potamogeton%%spec.%(Mert. & W.D.J.Koch) Lehm.%(Mert. & W.D.J.Koch)%Lehm.%Potamogeton lindenbergii%Pflanzenr. (Engler)%4, Fam. 11: 81%1907%%%%%%%tax. nov.
77245540-1%1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Lehm. ex Graebn.%%Lehm. ex Graebn.%Potamogeton lindenbergii%Pflanzenr. (Engler)%IV, 11: 81%1907%%%%%%%tax. nov.
208852-2%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Larrañaga%%Larrañaga%Potamogeton linearis%Escritos Damaso Antonio Larranaga%2: 68%1923%%%%%%Uruguay (Southern South America, Southern America)%tax. nov.
208853-2%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton linguatus%Öfvers. Kongl. Vetensk.-Akad. Förh.%58: 259%1901%%%%%%Patagonia%tax. nov.
77177287-1%1.1%Potamogetonaceae%%N%Potamogeton%%spec.%Fryer%%Fryer%Potamogeton × lintonii%J. Bot.%38: 366%1900%%%%%%%tax. nov.
603281-1%1.6%Potamogetonaceae%%N%Potamogeton%%spec.%Gorski ex Rchb.%%Gorski ex Rchb.%Potamogeton lithuanicus%Icon. Fl. Germ. Helv. (H.G.L. Reichenbach)%7: 19%1845%%%%%%%unknown
603282-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%A.Benn.%%A.Benn.%Potamogeton livingstonei%Fl. Trop. Afr. [Oliver et al.]%8(2): 223%1901%%%%%%%unknown
699722-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton loculosus%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 120%1916%%%%%%%unknown
603283-1%1.4%Potamogetonaceae%%N%Potamogeton%%spec.%[Honck.]%%[Honck.]%Potamogeton loeselii%Verz. Gew. Teutschl.%487; Roem. & Schult. Syst. iii. 508%1782%%%%%%%unknown
603284-1%1.7%Potamogetonaceae%%N%Potamogeton%%spec.%Tuck.%%Tuck.%Potamogeton lonchites%Amer. J. Sci. Arts%ser. 2, 6: 226%1848%%%%%%%unknown
208855-2%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%var.%Morong%%Morong%Potamogeton lonchites var. novaeboracensis%Mem. Torrey Bot. Club%3, no. 2: 20%1893%%%%%%New York (Northeastern U.S.A., Northern America)%tax. nov.
603285-1%1.1.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%spec.%Mérat%%Mérat%Potamogeton longepedunculatus%Rev. Fl. Par.%494%%%%%%%%unknown
603286-1%1.6%Potamogetonaceae%%N%Potamogeton%%spec.%J.Gay ex Poir.%%J.Gay ex Poir.%Potamogeton longifolius%Encycl. [J. Lamarck & al.] Suppl. 4.%535%1816%%%%%%%unknown
603287-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Bab.%%Bab.%Potamogeton longifolius%Engl. Bot. Suppl.%3: t. 2847%1840%%%%%%%tax. nov.
208856-2%1.1.2.2.1.1%Potamogetonaceae%%N%Potamogeton%%spec.%Fernald%%Fernald%Potamogeton longiligulatus%Mem. Gray Herb.%3 (Mem. Am. Acad. Arts & Sci. 17, pt. 1. 1932.): 66, pl. 11; 33, fig. 6%1932%%%%%%Newfoundland, Connecticut, Minnesota%tax. nov.
699723-1%1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Fernald%%Fernald%Potamogeton longiligulatus%Mem. Amer. Acad. Arts%17: 66%1932%%%%%%%unknown
1086820-2%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Mérat%%Mérat%Potamogeton longipedunculatus%%%%%%%%%%unknown
699724-1%1.2.2.1%Potamogetonaceae%%N%Potamogeton%%spec.%E.G.Camus%%E.G.Camus%Potamogeton longipetiolatus%Notul. Syst. (Paris)%1: 88%1909%%%%%%%unknown
208858-2%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%spec.%L.%%L.%Potamogeton lucens%Sp. Pl. [Linnaeus]%1: 126%1753%%%%%%Europe%tax. nov.
603288-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Wigg.%%Wigg.%Potamogeton lucens%Prim. Fl. Holsat.%15%1780%%%%%%%unknown
603289-1%1.1.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%spec.%Geners.%%Geners.%Potamogeton lucens%Fl. Scepus.%(1798) 146%%%%%%%%unknown
77289062-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%(Schumach.) Fr.%(Schumach.)%Fr.%Potamogeton lucens var. acuminatus%Novit. Fl. Svec.%46%1817%%%Potamogetonaceae Potamogeton acuminatus Schumach.%%%%comb. et stat. nov.
77289721-1%1.3%Potamogetonaceae%%N%Potamogeton%%var.%(Balb.) Fiori%(Balb.)%Fiori%Potamogeton lucens var. alpinus%Fl. Italia [Fiori, Béguinot & Paoletti]%1: 154%1896%%%Potamogetonaceae Potamogeton alpinus Balb.%%%%comb. et stat. nov.
77289989-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Gray%%Gray%Potamogeton lucens var. angustifolius%Nat. Arr. Brit. Pl.%2: 34%1822%%%%%%%tax. nov.
208859-2%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%subsp.%A.Benn.%%A.Benn.%Potamogeton lucens subsp. brasiliensis%Pflanzenr. (Engler)%4, Fam. 11: 79%1907%%%%%%Brazil (Southern America)%tax. nov.
321896-2%1.1.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%var.%J.W.Robbins%%J.W.Robbins%Potamogeton lucens var. connecticutensis%Manual [Gray], ed. 5%488%1867%%[Gandhi 28 Nov 2001]%%%%East Haven, New Haven County (Connecticut, Northeastern U.S.A., Northern America)%tax. nov.
77289964-1%1.3%Potamogetonaceae%%N%Potamogeton%%var.%Mert. & W.D.J.Koch%%Mert. & W.D.J.Koch%Potamogeton lucens var. coriaceus%Deutschl. Fl. (Mertens & W. D. J. Koch), ed. 3.%ed. 3, 1: 850%1823%%%%%%%tax. nov.
77289895-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Klett & Richt.%%Klett & Richt.%Potamogeton lucens var. cornutus%Fl. Leipzig%160%1830%%%%%%%nom. et stat. nov.
77214717-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%(Nolte ex W.D.J.Koch) Syme%(Nolte ex W.D.J.Koch)%Syme%Potamogeton lucens var. decipiens%Engl. Bot., ed. 3B.%9: 39%1869%%Comment in parentheses under var. [gamma]: 'for fresh specimens of which I am indebted to Mr. C.E. Broome, and for dried ones to Mr. T. B. Flower and Mrs. Hopkins, the latter under the manuscript name of 'P. Burtoni'.%Potamogetonaceae Potamogeton decipiens Nolte ex W.D.J.Koch%%%%comb. nov.
77289751-1%1.3%Potamogetonaceae%%N%Potamogeton%%var.%Mert. & W.D.J.Koch%%Mert. & W.D.J.Koch%Potamogeton lucens var. diversifolius%Deutschl. Fl. (Mertens & W. D. J. Koch), ed. 3.%ed. 3, 1: 849%1823%%%%%%%tax. nov.
208860-2%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%var.%A.Benn.%%A.Benn.%Potamogeton lucens var. floridanus%Pflanzenr. (Engler)%4, Fam. 11: 79, 161%1907%%%%%%Florida (Southeastern U.S.A., Northern America)%tax. nov.
77289141-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Coss. & Germ.%%Coss. & Germ.%Potamogeton lucens var. fluitans%Fl. Descr. Anal. Paris%571%1845%%%%%%%tax. nov.
77289621-1%1.3%Potamogetonaceae%%N%Potamogeton%%var.%Mert. & W.D.J.Koch%%Mert. & W.D.J.Koch%Potamogeton lucens var. lancifolius%Deutschl. Fl. (Mertens & W. D. J. Koch), ed. 3.%ed. 3, 1: 849%1823%%%%%%%tax. nov.
71247-3%1.1%Potamogetonaceae%%N%Potamogeton%%var.%(Gay) A.Benn.%(Gay)%A.Benn.%Potamogeton lucens var. longifolius%Journal of Botany 25%%1887%%%%%%%comb. nov.
71320-3%1.1%Potamogetonaceae%%N%Potamogeton%%forma%(Gay) Cham. & Schltdl.%(Gay)%Cham. & Schltdl.%Potamogeton lucens forma longifolius%Linnaea 2%%1827%%The rank used is unclear, Chamisso & Schlechtendal using the term formae.%%%%%comb. nov.
77258118-1%1.1%Potamogetonaceae%%N%Potamogeton%%subsp.%(Poir.) Magnin%(Poir.)%Magnin%Potamogeton lucens subsp. longifolius%Bull. Soc. Bot. France%43: 440%1897%%%%%%%comb. nov.
77076969-1%1.2%Potamogetonaceae%%N%Potamogeton%%f.%Tiselius%%Tiselius%Potamogeton lucens f. longipedunculatus%Potamog. Suec. Exs.%no. 64%1895%%%%%%Sweden (Northern Europe, Europe)%tax. nov.
77258586-1%1.1%Potamogetonaceae%%N%Potamogeton%%subsp.%(Wolfg.) Nyman%(Wolfg.)%Nyman%Potamogeton lucens subsp. macrophyllus%Consp. Fl. Eur.%682%1882%%%%%%%comb. nov.
77289623-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Gray%%Gray%Potamogeton lucens var. nudus%Nat. Arr. Brit. Pl.%2: 34%1822%%%%%%%tax. nov.
77289455-1%1.3%Potamogetonaceae%%N%Potamogeton%%var.%Mert. & W.D.J.Koch%%Mert. & W.D.J.Koch%Potamogeton lucens var. ovalifolius%Deutschl. Fl. (Mertens & W. D. J. Koch), ed. 3.%ed. 3, 1: 849%1823%%%%%%%tax. nov.
77289390-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Klett & Richt.%%Klett & Richt.%Potamogeton lucens var. rotundifolius%Fl. Leipzig%160%1830%%%%%%%nom. et stat. nov.
924427-1%1.1.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%subsp.%(Migo) H.Hara%(Migo)%H.Hara%Potamogeton lucens subsp. sinicus%J. Jap. Bot.%60(8): 238 (1985):%1985%%%Potamogetonaceae Potamogeton sinicus Migo%%%%comb. nov.
77289327-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Makino%%Makino%Potamogeton lucens var. teganumensis%Bot. Mag. (Tokyo)%19: 142%1905%%%%%%%tax. nov.
77259008-1%1.1%Potamogetonaceae%%N%Potamogeton%%subsp.%Bojer ex A.Benn.%%Bojer ex A.Benn.%Potamogeton lucens subsp. vaginans%Annuaire Conserv. Jard. Bot. Genève%9: 94%1905%%%%%%%tax. nov.
1178601-2%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%var.%Hicken%%Hicken%Potamogeton lucens var. ventanicola%%%%%%%%%%unknown
208861-2%1.1.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%var.%Hicken%%Hicken%Potamogeton lucens var. ventanicola%Anales Soc. Ci. Argent.%65: 294%1908%%%%%%Buenos Aires (Argentina)%tax. nov.
77258275-1%1.1%Potamogetonaceae%%N%Potamogeton%%subsp.%(Mert. & W.D.J.Koch) Nyman%(Mert. & W.D.J.Koch)%Nyman%Potamogeton lucens subsp. zizii%Consp. Fl. Eur.%682%1882%%%Potamogetonaceae Potamogeton zizii Mert. & W.D.J.Koch%%%%comb. et stat. nov.
77289301-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%(Mert. & W.D.J.Koch) Asch.%(Mert. & W.D.J.Koch)%Asch.%Potamogeton lucens var. zizii%Fl. Brandenburg%1: 660%1864%%%Potamogetonaceae Potamogeton zizii Mert. & W.D.J.Koch%%%%comb. et stat. nov.
603291-1%1.2.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Salisb.%%Salisb.%Potamogeton lucidus%Prodr. Stirp. Chap. Allerton%68%1796%nom. illeg. nom. superfl.%See also P. lucidus [as 'lucidum'] Gueldenst. in Reis. Russland (Gueldenst.) 1: 76. 1787, nom. inval. nom. nud.%%%%%nom. nov.
603292-1%1.4%Potamogetonaceae%%N%Potamogeton%%spec.%C.Richt%%C.Richt%Potamogeton × lundii%Pl. Eur.%i. (1890) 13.%%%%%%%Suecia%unknown
77135596-1%1.1%Potamogetonaceae%%N%Potamogeton%%spec.%Z.Kaplan%%Z.Kaplan%Potamogeton × luxurians%Preslia%85(4): 469%2013%%%%%%Vermont (Northeastern U.S.A., Northern America);Massachusetts (Northeastern U.S.A., Northern America);%tax. nov.
603293-1%1.3.1.3%Potamogetonaceae%%N%Potamogeton%%spec.%A.Benn.%%A.Benn.%Potamogeton maackianus%J. Bot.%42: 74%1904%%%%%%%unknown
699725-1%1.3%Potamogetonaceae%%N%Potamogeton%%spec.%Lowe ex Graebn.%%Lowe ex Graebn.%Potamogeton machianus%Pflanzenr. (Engler)%Potam. 58%1907%%%%%%%unknown
699726-1%1.3%Potamogetonaceae%%N%Potamogeton%%spec.%Dobrochot.%%Dobrochot.%Potamogeton macrocarpus%Bot. Mater. Gerb. Bot. Inst. Komarova Akad. Nauk S.S.S.R.%14: 70%1951%%%%%%%unknown
208862-2%1.1.2.1.1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton macrophylloides%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 202, f. 100%1916%%%%%%South America%tax. nov.
603294-1%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Wolfg. ex Schult.%%Wolfg. ex Schult.%Potamogeton macrophyllus%Mant. 3 (Schultes & Schultes f.)%3: 358%1827%%%%%%%unknown
699728-1%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Gand.%%Gand.%Potamogeton macrorrhynchus%Oesterr. Bot. Z.%31: 44%1881%%%%%%%unknown
699729-1%1.3%Potamogetonaceae%%N%Potamogeton%%spec.%A.Benn.%%A.Benn.%Potamogeton macvicarii%Ann. Scott. Nat. Hist.%1907, 106.%%%%%%%%unknown
77112511-1%1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Zalewska-Gał. & Ronikier%%Zalewska-Gał. & Ronikier%Potamogeton × maemetsiae%Preslia%83(2): 267 (259-273; figs. 3-4)%2011%%%%%%Lithuania (Baltic States, Eastern Europe, Europe);Estonia (Baltic States, Eastern Europe, Europe);%tax. nov.
699730-1%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr. ex Dusén%%Hagstr. ex Dusén%Potamogeton magellanicus%in Scott, Rep. Princeton Univ. Exped. Patag.%viii. Suppl. 25 (1914), in obs.,hybr.%%%%%%%%unknown
603295-1%1.1.2.1.1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Morong ex MacMill.%%Morong ex MacMill.%Potamogeton major%Metasp. Minnesota Valley%(1892) 37, in syn.%%%%%%%%unknown
603296-1%1.7%Potamogetonaceae%%N%Potamogeton%%spec.%Morong%%Morong%Potamogeton major%Mem. Torrey Bot. Club%iii. II. (1893) 41%%%%%%%%unknown
603297-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Miq.%%Miq.%Potamogeton malaianus%Ill. Fl. Archip. Ind.%1: 46%1870%%%%%%%unknown
77289791-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Nakai ex Mori%%Nakai ex Mori%Potamogeton malaianus var. latifolius%Enum. Pl. Corea%32%1922%%%%%%%tax. nov.
77289366-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Miq.%%Miq.%Potamogeton malaianus var. tenuior%Ill. Fl. Archip. Ind.%47%1870%%%%%%%tax. nov.
699731-1%1.3%Potamogetonaceae%%N%Potamogeton%%spec.%Miki%%Miki%Potamogeton × malainoides%Stud. Hist. & Nat. Monuments in Kyohotu%xviii. (1937); cf. Jap. Journ. Bot.ix. Abstracts, p. (55), No. 213 (1938)%%%%%%%%unknown
699732-1%1.2.1.2%Potamogetonaceae%%N%Potamogeton%%spec.%A.Benn.%%A.Benn.%Potamogeton manchuriensis%J. Bot.%42: 76, in syn.%1904%%%%%%%unknown
699733-1%1.3%Potamogetonaceae%%N%Potamogeton%%spec.%A.Benn.%%A.Benn.%Potamogeton mandschuriensis%Trans. & Proc. Bot. Soc. Edin.%xxix. 50 (1924)%%%%%%%%unknown
603298-1%1.9%Potamogetonaceae%%N%Potamogeton%%spec.%Cham. & Schltdl.%%Cham. & Schltdl.%Potamogeton marianensis%Linnaea%2(2): 228%1827%%%%%%%unknown
1001810-1%1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Papch.%%Papch.%Potamogeton × mariensis%Bot. Zhurn. (Moscow & Leningrad)%82(12): 71%1997%%%%%%Russia East.%tax. nov.
323121-2%1.1.2.1.1.5%Potamogetonaceae%%N%Potamogeton%%spec.%L.%%L.%Potamogeton marinus%Sp. Pl. [Linnaeus]%1: 127%1753%%[NON GCI] as P. marinum%%%%Gothum River, ca. 1.25 mi from the Gothum, Sweden (Northern Europe, Europe)%tax. nov.
603301-1%1.6%Potamogetonaceae%%N%Potamogeton%%spec.%Pall.%%Pall.%Potamogeton marinus%Reise Russ. Reich.%2(2): 393%1773%%%%%%%unknown
307041-2%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%f.%Blytt%%Blytt%Potamogeton marinus f. alpinus%Norges Fl.%1: 370%1861%%%%%%Naturalized in North America, Norway (Northern Europe, Europe)%tax. nov.
77289669-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Wimm. & Grab.%%Wimm. & Grab.%Potamogeton marinus var. angustifolius%Fl. Siles.%1: 145%1827%%%%%%%tax. nov.
77289430-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Wimm. & Grab.%%Wimm. & Grab.%Potamogeton marinus var. caespitosus%Fl. Siles.%1: 145%1827%%%%%%%tax. nov.
208863-2%1.1.2.2.1.2%Potamogetonaceae%%N%Potamogeton%%var.%Morong ex Macoun%%Morong ex Macoun%Potamogeton marinus var. macounii%Cat. Canad. Pl., Endogens%2: 88%1888%%%%%%Old Wives Lakes, and in Crawling Valley, S of the Hand Hills, Alberta (Western Canada, Northern America)%tax. nov.
208864-2%1.1.2.1.1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%var.%J.W.Robbins%%J.W.Robbins%Potamogeton marinus var. occidentalis%Botany [Fortieth Parallel]%339%1871%%%%%%Ruby Lake, 6000 ft, Nevada (Southwestern U.S.A., Northern America)%tax. nov.
603302-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Pohl%%Pohl%Potamogeton maritimus%Tent. Fl. Bohem.%1: 159, in syn.%1810%%%%%%%unknown
603303-1%1.9%Potamogetonaceae%%N%Potamogeton%%spec.%Cham. & Schltdl.%%Cham. & Schltdl.%Potamogeton mascarensis%Linnaea%2(2): 228%1827%%%%%%%unknown
603304-1%1.1.2.1.1.2.1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Röhl. ex Steud.%%Röhl. ex Steud.%Potamogeton maximus%Nomencl. Bot. [Steudel]%648, 649%1821%%%%%%%unknown
699734-1%1.3%Potamogetonaceae%%N%Potamogeton%%spec.%Juz.%%Juz.%Potamogeton × meinshausenii%Spisok Rast. Gerb. Fl. S.S.S.R. Bot. Inst. Vsesojuzn. Akad. Nauk%13: 60%1955%%%%%%%unknown
699735-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton membranaceus%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 157%1916%%%%%%%unknown
208865-2%1.1.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%spec.%A.Benn.%%A.Benn.%Potamogeton methyensis%Trans. & Proc. Bot. Soc. Edinburgh%29: 50%1924%%%%%%%tax. nov.
208866-2%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%spec.%A.Benn.%%A.Benn.%Potamogeton mexicanus%J. Bot.%25: 289%1887%%%%%%Mexico (Northern America)%tax. nov.
603306-1%1.2.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%spec.%Boiss. & Reut.%%Boiss. & Reut.%Potamogeton microcarpus%Diagn. Pl. Nov. Hisp.%24%1842%%%%%%%unknown
603307-1%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Wolfg. ex Schult.%%Wolfg. ex Schult.%Potamogeton microstachys%Mant. 3 (Schultes & Schultes f.)%3: 360%1827%%%%%%%unknown
208867-2%1.1.2.2.1.1%Potamogetonaceae%%N%Potamogeton%%var.%Fernald%%Fernald%Potamogeton microstachys var. subellipticus%Rhodora%32: 82, tab. 197%1930%%%%%%Newfoundland to Vermont, west to British Columbia%tax. nov.
208868-2%1.1.2.2.1.1%Potamogetonaceae%%N%Potamogeton%%var.%Fernald%%Fernald%Potamogeton microstachys var. typicus%Rhodora%32: 80, pl. 197%1930%%%%%%Greenland to New York, west to California%tax. nov.
603308-1%1.7%Potamogetonaceae%%N%Potamogeton%%spec.%Makino ex A.Benn.%%Makino ex A.Benn.%Potamogeton miduhikimo%J. Bot.%30: 229%1892%%%%%%%unknown
699737-1%1.3%Potamogetonaceae%%N%Potamogeton%%spec.%Dandy%%Dandy%Potamogeton × mignelensis%Bol. Soc. Brot.%sér. 2, 44: 5%1970%%%%%%%unknown
699738-1%1.1%Potamogetonaceae%%N%Potamogeton%%spec.%Heslop Harrison%%Heslop Harrison%Potamogeton millardii%in Proc. Univ. Durham Phil. Soc.%x. 365 (1942)%%%%%%%%unknown
957875-1%1.2.1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Y.D.Chen%%Y.D.Chen%Potamogeton miniatus%Acta Hydrobiol. Sin.%11(3): 234 (1987)%1987%%%%%%China.%tax. nov.
77105858-1%1.1.2.1.1.1%Potamogetonaceae%%N%Potamogeton%%spec.%Z.Kaplan, Hellq. & Fehrer%%Z.Kaplan, Hellq. & Fehrer%Potamogeton × mirabilis%Syst. Bot.%34(4): 630 (-631; fig. 8)%2009%nom. illeg. later homonym    non P. mirabilis Kutuzkina 1957 (Fossil)%%%%%New Hampshire (Northeastern U.S.A., Northern America)%tax. nov.
699739-1%1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Honda%%Honda%Potamogeton miyakezimensis%Bot. Mag. (Tokyo)%50: 435%1936%%%%%%%unknown
77246085-1%1.1%Potamogetonaceae%%N%Potamogeton%%spec.%Makino%%Makino%Potamogeton mizuhikimo%Ill. Fl. Japan%1: 9%1891%%%%%%%tax. nov.
208869-2%1.1.2.2.1.3%Potamogetonaceae%%N%Potamogeton%%spec.%H.St.John%%H.St.John%Potamogeton moniliformis%Rhodora%18: 130%1916%%%%%%Between Cumberland House &amp; Hudson Bay, Saskatchewan (Western Canada, Northern America)%tax. nov.
699741-1%1.3%Potamogetonaceae%%N%Potamogeton%%spec.%Miki%%Miki%Potamogeton monoginus%Stud. Hist. & Nat. Monuments in Kyohotu%xviii. (1937); cf. Jap. Journ. Bot.ix. Abstracts, p. (55), No. 213 (1938)%%%%%%%%unknown
603309-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%J.Gay%%J.Gay%Potamogeton monogynus%Cross. & Germ. Suppl. Fl. Par.%89; Fl. Par. 572%%%%%%%%unknown
603310-1%1.1.2.1.1.5%Potamogetonaceae%%N%Potamogeton%%spec.%J.Gay ex Webb & Berthel.%%J.Gay ex Webb & Berthel.%Potamogeton monogynus%Hist. Nat. Iles Canaries (Phytogr.)%iii. 300%%%%%%%%unknown
699742-1%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Gand.%%Gand.%Potamogeton montanensis%Bull. Soc. Bot. France%66: 304%1920%%%%%%%unknown
603311-1%1.1.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%spec.%C.Presl%%C.Presl%Potamogeton montanus%Reliq. Haenk.%ii. 85.%%%%%%%%unknown
208871-2%1.1.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%spec.%A.Benn.%%A.Benn.%Potamogeton montevidensis%Ann. K. K. Naturhist. Hofmus.%7: 293%1892%%%%%%Montevideo (Uruguay, Southern South America, Southern America)%tax. nov.
77196156-1%1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Ricketson, G.M.Ricketson & Greenawalt%%Ricketson, G.M.Ricketson & Greenawalt%Potamogeton montezumawellensis%J. Bot. Res. Inst. Texas%12(2): 451%2018%%%%%%Arizona (Southwestern U.S.A., Northern America)%tax. nov.
603313-1%1.7%Potamogetonaceae%%N%Potamogeton%%spec.%Schwein. ex A.Benn.%%Schwein. ex A.Benn.%Potamogeton monticola%Ann. K. K. Naturhist. Hofmus.%vii. (1892) 293, in syn.%%%%%%%%unknown
603314-1%1.3.1.3%Potamogetonaceae%%N%Potamogeton%%spec.%A.Benn.%%A.Benn.%Potamogeton morongii%J. Bot.%40: 145%1902%%%%%%%unknown
324813-2%1.1.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%spec.%Schrad. ex Sond.%%Schrad. ex Sond.%Potamogeton mucronatus%Fl. Hamburg. [Sonder]%99%1851%%[NON GCI]%%%%Germany (Middle Europe, Europe)%tax. nov.
603315-1%1.1.2.1.1.3.2.2.1.1%Potamogetonaceae%%N%Potamogeton%%spec.%Schrad. ex Roem. & Schult.%%Schrad. ex Roem. & Schult.%Potamogeton mucronatus%Syst. Veg., ed. 15 bis [Roemer & Schultes]%3: 517%1818%nom. inval. nom. nud.%%%%%%tax. nov.
603316-1%1.1.2.2.1.3%Potamogetonaceae%%N%Potamogeton%%spec.%C.Presl%%C.Presl%Potamogeton mucronatus%Epimel. Bot.%245%1851%%%%%%%unknown
603317-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Nyman%%Nyman%Potamogeton mucronatus%Syll. Fl. Eur.%387%1855%%%%%%%unknown
324821-2%1.1.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%f.%G.Fisch. in E.Baumann%%G.Fisch. in E.Baumann%Potamogeton mucronatus f. acutus%Veg. Untersees%107%1911%%[NON GCI]%%%%%tax. nov.
1010978-2%1.1.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%f.%(G.Fisch.) Hagstr.%(G.Fisch.)%Hagstr.%Potamogeton mucronatus f. angustifolius%Kungl. Svenska Vetenskapsakad. Avh. Naturskyddsärenden%55(5): 95%1916%%[NON GCI]%%%%%unknown
324817-2%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%var.%G.Fisch.%%G.Fisch.%Potamogeton mucronatus var. angustifolius%Mitt. Bayer. Bot. Ges.%1(31): 377%1904%%[NON GCI]%%%%%tax. nov.
1103256-2%1.1.5.1.1.1.1.3%Potamogetonaceae%%N%Potamogeton%%f.%(R.Ruthe ex G.Fisch.) Hagstr.%(R.Ruthe ex G.Fisch.)%Hagstr.%Potamogeton mucronatus f. latifolius%Kungl. Svenska Vetenskapsakad. Avh. Naturskyddsärenden%55(5): 95%1916%%[NON GCI]%%%%%unknown
324819-2%1.1.2.1.4.3%Potamogetonaceae%%N%Potamogeton%%var.%R.Ruthe ex G.Fisch.%%R.Ruthe ex G.Fisch.%Potamogeton mucronatus var. latifolius%Ber. Bayer. Bot. Ges.%11: 100%1907%%[NON GCI]%%%%%tax. nov.
324818-2%1.1.2.1.4.3%Potamogetonaceae%%N%Potamogeton%%var.%R.Ruthe ex G.Fisch.%%R.Ruthe ex G.Fisch.%Potamogeton mucronatus var. major%Mitt. Bayer. Bot. Ges.%1(31): 377%1904%%[NON GCI]%%%%%tax. nov.
324816-2%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%f.%Tiselius%%Tiselius%Potamogeton mucronatus f. minor%Potamog. Suec. Exs.%3: exs. no. 101%1897%%[NON GCI]%%%%Sweden (Northern Europe, Europe)%tax. nov.
1103257-2%1.1.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%var.%(G.Fisch.) Graebn.%(G.Fisch.)%Graebn.%Potamogeton mucronatus var. obtusior%Pflanzenr. (Engler)%IV. 31(Heft 11): 113%1907%%[NON GCI]%%%%%unknown
324820-2%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%f.%G.Fisch.%%G.Fisch.%Potamogeton mucronatus f. obtusior%Ber. Bayer. Bot. Ges.%11: 101%1907%%[NON GCI]%%%%%tax. nov.
77177135-1%1.2%Potamogetonaceae%%N%Potamogeton%%spec.%(G.Fisch.) Papch.%(G.Fisch.)%Papch.%Potamogeton × mucronulatus%Veg. Cover Reservoirs Streams Middle Volga%64%2001%%%%%%%comb. nov.
699743-1%1.6%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton muricatus%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 165%1916%%%%%%%unknown
603318-1%1.4.2.1.1.1%Potamogetonaceae%%N%Potamogeton%%spec.%Morong%%Morong%Potamogeton mysticus%Bot. Gaz.%5: 50%1880%%%%%%%unknown
957880-1%1.2.1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Y.D.Chen%%Y.D.Chen%Potamogeton nanus%Acta Hydrobiol. Sin.%11(3): 235 (1987)%1987%%%%%%China.%tax. nov.
208872-2%1.1.2.1.1.6%Potamogetonaceae%%N%Potamogeton%%spec.%L.%%L.%Potamogeton natans%Sp. Pl. [Linnaeus]%1: 126%1753%%%%%%%tax. nov.
603320-1%1.6%Potamogetonaceae%%N%Potamogeton%%spec.%Sturm%%Sturm%Potamogeton natans%Deutschl. Fl. (Sturm), Abt. I, Phanerog.%Bd. 3 (Heft 9): 6%1800%%%%%%%unknown
603322-1%1.4.1.3%Potamogetonaceae%%N%Potamogeton%%spec.%Thunb.%%Thunb.%Potamogeton natans%Prodr. Pl. Cap.%1: 32%1794%%%%%%%unknown
77289259-1%1.3%Potamogetonaceae%%N%Potamogeton%%var.%Mert. & W.D.J.Koch%%Mert. & W.D.J.Koch%Potamogeton natans var. angustatus%Deutschl. Fl. (Mertens & W. D. J. Koch), ed. 3.%ed. 3, 1: 838%1823%%%%%%%nom. et stat. nov.
77289604-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%G.Mey.%%G.Mey.%Potamogeton natans var. angustifolius%Chloris Han.%519%1836%%%%%%%tax. nov.
77289735-1%1.4%Potamogetonaceae%%N%Potamogeton%%var.%(Link) T.Durand & Schinz%(Link)%T.Durand & Schinz%Potamogeton natans var. canariensis%Consp. Fl. Afr. [T.A. Durand & H. Schinz]%5: 494%1894%%%Potamogetonaceae Potamogeton canariensis Link%%%%comb. et stat. nov.
77289634-1%1.4%Potamogetonaceae%%N%Potamogeton%%var.%T.Durand & Schinz%%T.Durand & Schinz%Potamogeton natans var. capensis%Consp. Fl. Afr. [T.A. Durand & H. Schinz]%5: 494%1894%%%%%%%nom. et stat. nov.
77255679-1%1.1%Potamogetonaceae%%N%Potamogeton%%subsp.%Gaudin%%Gaudin%Potamogeton natans subsp. ellipticus%Fl. Helv.%1: 467%1828%%%%%%%tax. nov.
77258772-1%1.1%Potamogetonaceae%%N%Potamogeton%%subsp.%(Mert. & W.D.J.Koch) K.Richt.%(Mert. & W.D.J.Koch)%K.Richt.%Potamogeton natans subsp. explanatus%Pl. Eur.%1: 11%1890%%%%%%%comb. nov.
208873-2%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%var.%(Roth) Torr.%(Roth)%Torr.%Potamogeton natans var. fluitans%Fl. New York%2: 254%1843%%%Potamogetonaceae Potamogeton fluitans Roth%%%%comb. nov.
77258504-1%1.1%Potamogetonaceae%%N%Potamogeton%%subsp.%(Roth) Gaudin%(Roth)%Gaudin%Potamogeton natans subsp. fluitans%Fl. Helv.%1: 467%1828%%%Potamogetonaceae Potamogeton fluitans Roth%%%%comb. et stat. nov.
77289264-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Fr.%%Fr.%Potamogeton natans var. fluviatilis%Novit. Fl. Suec. Alt.%28%1828%%%%%%%tax. nov.
77258318-1%1.1%Potamogetonaceae%%N%Potamogeton%%subsp.%Gaudin%%Gaudin%Potamogeton natans subsp. intermedius%Fl. Helv.%1: 468%1828%%%%%%%tax. nov.
77258341-1%1.1%Potamogetonaceae%%N%Potamogeton%%subsp.%(Syme) Nyman%(Syme)%Nyman%Potamogeton natans subsp. kirkii%Consp. Fl. Eur.%681%1882%%%Potamogetonaceae Potamogeton kirkii Syme%%%%comb. et stat. nov.
77289991-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Fieber%%Fieber%Potamogeton natans var. lancifolius%Oekon.-Techn. Fl. Böhm.%2(1): 260%1838%%%%%%%tax. nov.
77289392-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%W.D.J.Koch & Ziz%%W.D.J.Koch & Ziz%Potamogeton natans var. major%Cat. Pl. Palat.%18%1814%%%%%%%tax. nov.
77289742-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%W.D.J.Koch & Ziz%%W.D.J.Koch & Ziz%Potamogeton natans var. media%Cat. Pl. Palat.%18%1814%%%%%%%tax. nov.
208874-2%1.1.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%var.%M.Martens & Galeotti%%M.Martens & Galeotti%Potamogeton natans var. mexicanus%Bull. Acad. Roy. Sci. Bruxelles%10, pt. 1: 121%1843%%%%%%Veracruz (Mexico, Northern America)%tax. nov.
71535-3%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Hook.f.%%Hook.f.%Potamogeton natans var. minor%Bot. Antarct. Voy. III. (Fl. Tasman.).%%1859%%%%%%%unknown
77289796-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%(Viv.) Gaudin%(Viv.)%Gaudin%Potamogeton natans var. oblongus%Fl. Helv.%1: 468%1828%%%Potamogetonaceae Potamogeton oblongus Viv.%%%%comb. et stat. nov.
77289638-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Fieber%%Fieber%Potamogeton natans var. ovalifolius%Oekon.-Techn. Fl. Böhm.%2(1): 260%1838%%%%%%%tax. nov.
77289893-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%(Schrad. ex Mert. & W.D.J.Koch) Boenn.%(Schrad. ex Mert. & W.D.J.Koch)%Boenn.%Potamogeton natans var. parnassiifolius%Prodr. Fl. Monast. Westphal.%47%1824%%%Potamogetonaceae Potamogeton parnassifolius Schrad. ex Mert. & W.D.J.Koch%%%%comb. et stat. nov.
77258438-1%1.2%Potamogetonaceae%%N%Potamogeton%%subsp.%(Nyman) Arcang.%(Nyman)%Arcang.%Potamogeton natans subsp. petiolaris%Comp. Fl. Ital. [Arcangeli]%642%1882%%%%%%%comb. nov.
77289335-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Nyman%%Nyman%Potamogeton natans var. petiolaris%Consp. Fl. Eur.%681%1882%%%%%%%nom. et stat. nov.
77255425-1%1.1%Potamogetonaceae%%N%Potamogeton%%subsp.%(Wolfg.) K.Richt.%(Wolfg.)%K.Richt.%Potamogeton natans subsp. petiolatus%Pl. Eur.%1: 11%1890%%%%%%%comb. nov.
77289268-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%(Wolfg. ex Schult.) Nyman%(Wolfg. ex Schult.)%Nyman%Potamogeton natans var. petiolatus%Consp. Fl. Eur.%681%1882%%%Potamogetonaceae Potamogeton petiolatus Wolfg. ex Schult.%%%%comb. et stat. nov.
77258069-1%1.1%Potamogetonaceae%%N%Potamogeton%%subsp.%(Pourr.) Bonnier & Layens%(Pourr.)%Bonnier & Layens%Potamogeton natans subsp. polygonifolius%Tabl. Syn. Pl. Vasc. France%315%1894%%%Potamogetonaceae Potamogeton polygonifolius Pourr.%%%%comb. et stat. nov.
77289069-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%W.D.J.Koch%%W.D.J.Koch%Potamogeton natans var. prolixus%Syn. Fl. Germ. Helv.%ed. 2: 775%1844%%%%%%%tax. nov.
77289653-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Gaudin%%Gaudin%Potamogeton natans var. pygmaeus%Fl. Helv.%1: 466%1828%%%%%%%tax. nov.
77289908-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Bréb.%%Bréb.%Potamogeton natans var. rotundifolius%Fl. Normandie%éd. 3: 285%1859%%%%%%%tax. nov.
77289883-1%1.3%Potamogetonaceae%%N%Potamogeton%%var.%(Schrad. ex Schult.) Boiss.%(Schrad. ex Schult.)%Boiss.%Potamogeton natans var. serotinus%Fl. Orient. [Boissier]%5: 16%1882%%%Potamogetonaceae Potamogeton serotinus Schrad. ex Schult.%%%%comb. et stat. nov.
77289309-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Gray%%Gray%Potamogeton natans var. terrestris%Nat. Arr. Brit. Pl.%2: 33%1822%%%%%%%tax. nov.
77258827-1%1.1%Potamogetonaceae%%N%Potamogeton%%subsp.%Gaudin%%Gaudin%Potamogeton natans subsp. vulgaris%Fl. Helv.%1: 465%1828%%%%%%%tax. nov.
77289822-1%1.3%Potamogetonaceae%%N%Potamogeton%%var.%Mert. & W.D.J.Koch%%Mert. & W.D.J.Koch%Potamogeton natans var. vulgaris%Deutschl. Fl. (Mertens & W. D. J. Koch), ed. 3.%ed. 3, 1: 837%1823%%%%%%%nom. et stat. nov.
699744-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton nericius%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 145%1916%%%%%%%unknown
603323-1%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Wolfg. ex Schult.%%Wolfg. ex Schult.%Potamogeton nerviger%Mant. 3 (Schultes & Schultes f.)%3: 359%1827%%%%%%%unknown
699745-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Wolfg., pro spec., Dandy & G.Taylor%%Wolfg., pro spec., Dandy & G.Taylor%Potamogeton × nerviger%Watsonia%6: 315%1967%%%%%%%unknown
603324-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Eichw.%%Eichw.%Potamogeton nervigerus%Skizze%125%%%%%%%%unknown
603325-1%1.7%Potamogetonaceae%%N%Potamogeton%%spec.%Tuck.%%Tuck.%Potamogeton niagarensis%Amer. J. Sci. Arts%ser. 2, 7: 354%1849%%%%%%%unknown
603326-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Fr.%%Fr.%Potamogeton nigrescens%Novit. Fl. Suec. Mant.%3(2): 17%1842%%%%%%%unknown
603327-1%1.7%Potamogetonaceae%%N%Potamogeton%%spec.%Makino ex A.Benn.%%Makino ex A.Benn.%Potamogeton nipponicus%J. Bot.%30: 229%1892%%%%%%%unknown
77245969-1%1.1%Potamogetonaceae%%N%Potamogeton%%spec.%Makino%%Makino%Potamogeton × nipponicus%Ill. Fl. Japan%2%1891%%%%%%%tax. nov.
603328-1%1.1.1.3%Potamogetonaceae%%N%Potamogeton%%spec.%Weber%%Weber%Potamogeton nitens%Fl. Holsat.%Suppl. n. 11%%%%%%%%unknown
603329-1%1.1.2.2.1.8%Potamogetonaceae%%N%Potamogeton%%spec.%Willd. ex Cham. & Schltdl.%%Willd. ex Cham. & Schltdl.%Potamogeton nitens%Linnaea%2(2): 202%1827%%%%%%%unknown
77289358-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Fieber%%Fieber%Potamogeton nitens var. angustifolius%Oekon.-Techn. Fl. Böhm.%2(1): 267%1838%%%%%%%nom. et stat. nov.
77258634-1%1.1%Potamogetonaceae%%N%Potamogeton%%subsp.%(Hartm.) K.Richt.%(Hartm.)%K.Richt.%Potamogeton nitens subsp. curvifolius%Pl. Eur.%1: 13%1890%%%Potamogetonaceae Potamogeton curvifolius Hartm.%%%%comb. et stat. nov.
77289238-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%(Hartm.) Nyman%(Hartm.)%Nyman%Potamogeton nitens var. curvifolius%Consp. Fl. Eur.%682%1882%%%Potamogetonaceae Potamogeton curvifolius Hartm.%%%%comb. et stat. nov.
77289194-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Fieber%%Fieber%Potamogeton nitens var. latifolius%Oekon.-Techn. Fl. Böhm.%2(1): 267%1838%%%%%%%nom. et stat. nov.
208876-2%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%var.%Graebn.%%Graebn.%Potamogeton nitens var. occidentalis%Pflanzenr. (Engler)%4, Fam. 11: 91%1907%%%%%%Ontario (Eastern Canada, Northern America)%tax. nov.
287332-2%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%f.%Hagstr.%%Hagstr.%Potamogeton nitens f. restrictus%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 224%1916%%%%%%Wisconsin (North-Central U.S.A., Northern America)%tax. nov.
77289191-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Fr.%%Fr.%Potamogeton nitens var. salicifolius%Novit. Fl. Suec. Alt.%34%1828%%%%%%%tax. nov.
603330-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Poir.%%Poir.%Potamogeton nodosus%Encycl. [J. Lamarck & al.] Suppl. 4.%535%1816%%%%%%%unknown
888655-1%1.4%Potamogetonaceae%%N%Potamogeton%%f.%(G.Fisch.) Soó%(G.Fisch.)%Soó%Potamogeton nodosus f. brevifolius%Acta Bot. Acad. Sci. Hung.%16(3-4): 365%1971%%%%%%%unknown
888656-1%1.4%Potamogetonaceae%%N%Potamogeton%%f.%(G.Fisch.) Soó%(G.Fisch.)%Soó%Potamogeton nodosus f. congestus%Acta Bot. Acad. Sci. Hung.%16(3-4): 365%1971%%%%%%%unknown
888657-1%1.4%Potamogetonaceae%%N%Potamogeton%%f.%(G.Fisch.) Soó%(G.Fisch.)%Soó%Potamogeton nodosus f. latifolius%Acta Bot. Acad. Sci. Hung.%16(3-4): 365%1971%%%%%%%unknown
888658-1%1.4%Potamogetonaceae%%N%Potamogeton%%f.%(G.Fisch.) Soó%(G.Fisch.)%Soó%Potamogeton nodosus f. spathulifolius%Acta Bot. Acad. Sci. Hung.%16(3-4): 365%1971%%%%%%%unknown
888659-1%1.3%Potamogetonaceae%%N%Potamogeton%%var.%(Koch) Soó%(Koch)%Soó%Potamogeton nodosus var. stagnatilis%Acta Bot. Acad. Sci. Hung.%16(3-4): 365%1971%%%%%%%unknown
699746-1%1.3%Potamogetonaceae%%N%Potamogeton%%spec.%G.Fisch.%%G.Fisch.%Potamogeton noltei%Ber. Bayer. Bot. Ges.%xi. 55 (1907).%%%%%%%%unknown
960438-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Kadono & T.Noguchi%%Kadono & T.Noguchi%Potamogeton nomotoensis%Acta Phytotax. Geobot.%42(2): 175%1991%%%%%%Japan.%tax. nov.
699747-1%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Gand.%%Gand.%Potamogeton notarisii%Oesterr. Bot. Z.%31: 44%1881%%%%%%%unknown
603331-1%1.1.1.5%Potamogetonaceae%%N%Potamogeton%%spec.%A.Benn.%%A.Benn.%Potamogeton numasakianus%Annuaire Conserv. Jard. Bot. Genève%lx. (1905) 104%%%%%%%%unknown
603332-1%1.10%Potamogetonaceae%%N%Potamogeton%%spec.%Cham. & Schltdl.%%Cham. & Schltdl.%Potamogeton nuttallii%Linnaea%2(2): 226%1827%%%%%%%unknown
208878-2%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%var.%Wiegand%%Wiegand%Potamogeton nuttallii var. cayugensis%Rhodora%2: 102%1900%%%%%%New York (Northeastern U.S.A., Northern America)%tax. nov.
208879-2%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%var.%Graebn.%%Graebn.%Potamogeton nuttallii var. portoricensis%Pflanzenr. (Engler)%4, Fam. 11: 56%1907%%%%%%%tax. nov.
208880-2%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%var.%Peck%%Peck%Potamogeton nuttallii var. ramosus%Rep. (Annual) Regents Univ. State New York New York State Mus.%47: 162 (reprint 36)%1894%%%%%%New York (Northeastern U.S.A., Northern America)%tax. nov.
603333-1%1.4.2.1.1.1%Potamogetonaceae%%N%Potamogeton%%spec.%J.W.Robbins ex A.Gray%%J.W.Robbins ex A.Gray%Potamogeton oakesianus%Manual [Gray], ed. 5%485%1867%%Asa Gray mentioned 'Dr. J. W. Bobbins, of Uxbridge, Massachusetts, who contributed the whole article on the difficult genus Potamogeton'%%%%%tax. nov.
603334-1%1.1.2.2.1.3%Potamogetonaceae%%N%Potamogeton%%spec.%Hook.f.%%Hook.f.%Potamogeton oblongifolius%Handb. N. Zeal. Fl.%742%1867%%%%%%%unknown
699748-1%1.4%Potamogetonaceae%%N%Potamogeton%%spec.%J.R.Forst.%%J.R.Forst.%Potamogeton oblongifolius%Fl. Amer. Sept. (Forster)%7%1771%%%%%%%unknown
603335-1%1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Schultz%%Schultz%Potamogeton oblongo-rufescens%Flora%12(1): 230%1829%%%%%%%unknown
603336-1%1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Viv.%%Viv.%Potamogeton oblongus%Fragm. Fl. Ital.%i. I. t. 2%%%%%%%%unknown
699749-1%1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Hegetschw.%%Hegetschw.%Potamogeton oblongus%Fl. Schweiz [Hegetschweiler]%138%1838%%%%%%%unknown
208881-2%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%var.%(Roth) G.Mey.%(Roth)%G.Mey.%Potamogeton oblongus var. fluitans%Chloris Han.%520%1836%%%%%%%tax. nov.
77289792-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Fieber%%Fieber%Potamogeton oblongus var. ovato-oblongus%Oekon.-Techn. Fl. Böhm.%2(1): 257%1838%%%%%%%nom. et stat. nov.
208882-2%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Alph.Wood%%Alph.Wood%Potamogeton obrutus%Class-book Bot. (ed. 2)%525%1847%%%%%%Vermont (Northeastern U.S.A., Northern America)%tax. nov.
603338-1%1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Wood%%Wood%Potamogeton obrutus%Class-Book (1845)%178; (1861) 675%%%%%%%%unknown
603339-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%DC.%%DC.%Potamogeton obscurus%Fl. Franc. [de Candolle & Lamarck], ed. 3.%6: 311%1815%%%%%%%unknown
208883-2%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Mert. & W.D.J.Koch%%Mert. & W.D.J.Koch%Potamogeton obtusifolius%Deutschl. Fl. (Mertens & W. D. J. Koch), ed. 3.%1: 855%1823%%%%%%Europe%tax. nov.
603340-1%1.7%Potamogetonaceae%%N%Potamogeton%%spec.%Mert. & W.D.J.Koch%%Mert. & W.D.J.Koch%Potamogeton obtusifolius%Deutschl. Fl. (Mertens & W. D. J. Koch), ed. 3.%1: 855%1823%%%%%%%unknown
1094305-2%1.1.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%subvar.%(Fieber) Graebn.%(Fieber)%Graebn.%Potamogeton obtusifolius subvar. acutus%Pflanzenr. (Engler)%IV. 31(Heft 11): 109%1907%%[NON GCI]%%%%%unknown
1094663-2%1.1.2.1.1.1.2.1.1.1%Potamogetonaceae%%N%Potamogeton%%subf.%(Fieber) Soó%(Fieber)%Soó%Potamogeton obtusifolius subf. acutus%Magyar Biol. Kutatóint. Munkái%8: 228%1936%%[NON GCI]%%%%%unknown
324804-2%1.1.2.1.1.5%Potamogetonaceae%%N%Potamogeton%%f.%Fieber in Bercht. & Opiz%%Fieber in Bercht. & Opiz%Potamogeton obtusifolius f. acutus%Oekon.-Techn. Fl. Böhm. [Berchtold & al.]%2(1): 275%1838%%[NON GCI]%%%%Bohemia, Czech Republic%tax. nov.
1130736-2%1.1.2.1.1.1.2.1.1.1%Potamogetonaceae%%N%Potamogeton%%f.%(Fieber) Soó%(Fieber)%Soó%Potamogeton obtusifolius f. angustifolius%Magyar Biol. Kutatóint. Munkái%8: 228%1936%%[NON GCI]%%%%%unknown
324802-2%1.1.2.1.1.5%Potamogetonaceae%%N%Potamogeton%%var.%Fieber in Bercht. & Opiz%%Fieber in Bercht. & Opiz%Potamogeton obtusifolius var. angustifolius%Oekon.-Techn. Fl. Böhm. [Berchtold & al.]%2(1): 275%1838%%[NON GCI]%%%%Bohemia, Czech Republic%tax. nov.
1007118-2%1.1.2.1.1.1.2.1.1.1%Potamogetonaceae%%N%Potamogeton%%subf.%(Fieber) Soó%(Fieber)%Soó%Potamogeton obtusifolius subf. apiculatus%Magyar Biol. Kutatóint. Munkái%8: 228%1936%%[NON GCI]%%%%%unknown
1053038-2%1.1.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%subvar.%(Fieber) Graebn.%(Fieber)%Graebn.%Potamogeton obtusifolius subvar. apiculatus%Pflanzenr. (Engler)%IV. 31(Heft 11): 109%1907%%[NON GCI]%%%%%unknown
324805-2%1.1.2.1.1.5%Potamogetonaceae%%N%Potamogeton%%f.%Fieber in Bercht. & Opiz%%Fieber in Bercht. & Opiz%Potamogeton obtusifolius f. apiculatus%Oekon.-Techn. Fl. Böhm. [Berchtold & al.]%2(1): 275%1838%%[NON GCI]%%%%Bohemia, Czech Republic%tax. nov.
324809-2%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%var.%G.Fisch.%%G.Fisch.%Potamogeton obtusifolius var. elongatus%Ber. Bayer. Bot. Ges.%11: 102%1907%%[NON GCI] later homonym (non P. obtusifolius forma elongatus Cham. & Schltdl. 1827)%%%%%tax. nov.
324810-2%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%f.%Tiselius%%Tiselius%Potamogeton obtusifolius f. insolitus%Potamog. Suec. Exs.%3: exs. no. 150%1897%%[NON GCI] as insolita%%%%%tax. nov.
1187535-2%1.1.2.1.1.1.2.1.1.1%Potamogetonaceae%%N%Potamogeton%%f.%(Fieber) Soó%(Fieber)%Soó%Potamogeton obtusifolius f. latifolius%Magyar Biol. Kutatóint. Munkái%8: 228%1936%%[NON GCI]%%%%%unknown
324806-2%1.1.2.1.1.5%Potamogetonaceae%%N%Potamogeton%%f.%Fieber in Bercht. & Opiz%%Fieber in Bercht. & Opiz%Potamogeton obtusifolius f. latifolius%Oekon.-Techn. Fl. Böhm. [Berchtold & al.]%2(1): 275%1838%%[NON GCI]%%%%Bohemia, Czech Republic%tax. nov.
1122029-2%1.1.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%subvar.%(Fieber) Graebn.%(Fieber)%Graebn.%Potamogeton obtusifolius subvar. muticus%Pflanzenr. (Engler)%IV. 31(Heft 11): 109%1907%%[NON GCI]%%%%%unknown
1143190-2%1.1.2.1.1.1.2.1.1.1%Potamogetonaceae%%N%Potamogeton%%subf.%(Fieber) Soó%(Fieber)%Soó%Potamogeton obtusifolius subf. muticus%Magyar Biol. Kutatóint. Munkái%8: 228%1936%%[NON GCI]%%%%%unknown
324807-2%1.1.2.1.1.5%Potamogetonaceae%%N%Potamogeton%%f.%Fieber in Bercht. & Opiz%%Fieber in Bercht. & Opiz%Potamogeton obtusifolius f. muticus%Oekon.-Techn. Fl. Böhm. [Berchtold & al.]%2(1): 275%1838%%[NON GCI]%%%%Bohemia, Czech Republic%tax. nov.
1065073-2%1.1.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%subvar.%(Fieber) Graebn.%(Fieber)%Graebn.%Potamogeton obtusifolius subvar. obtusus%Pflanzenr. (Engler)%IV. 31(Heft 11): 109%1907%%[NON GCI]%%%%%unknown
1074256-2%1.1.2.1.1.1.2.1.1.1%Potamogetonaceae%%N%Potamogeton%%subf.%(Fieber) Soó%(Fieber)%Soó%Potamogeton obtusifolius subf. obtusus%Magyar Biol. Kutatóint. Munkái%8: 228%1936%%[NON GCI]%%%%%unknown
324808-2%1.1.2.1.1.5%Potamogetonaceae%%N%Potamogeton%%f.%Fieber in Bercht. & Opiz%%Fieber in Bercht. & Opiz%Potamogeton obtusifolius f. obtusus%Oekon.-Techn. Fl. Böhm. [Berchtold & al.]%2(1): 275%1838%%[NON GCI]%%%%Bohemia, Czech Republic%tax. nov.
603341-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Ducros ex Gaudin%%Ducros ex Gaudin%Potamogeton obtusus%Fl. Helv.%i. 546%%%%%%%%unknown
77289110-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%(Balb.) Gaudin%(Balb.)%Gaudin%Potamogeton obtusus var. alpinus%Fl. Helv.%1: 469%1828%%%Potamogetonaceae Potamogeton alpinus Balb.%%%%comb. et stat. nov.
603342-1%1.10%Potamogetonaceae%%N%Potamogeton%%spec.%Sieber ex Cham. & Schltdl.%%Sieber ex Cham. & Schltdl.%Potamogeton occidentalis%Linnaea%2(2): 224%1827%%%%%%%unknown
603343-1%1.2.1.3%Potamogetonaceae%%N%Potamogeton%%spec.%Raoul%%Raoul%Potamogeton ochreatus%Ann. Sci. Nat., Bot.%sér. 3, 2: 117%1844%%%%%%%unknown
71689-3%1.1%Potamogetonaceae%%N%Potamogeton%%var.%Graebn.%%Graebn.%Potamogeton ochreatus var. latifolius%Das Pflanzenreich Heft 31%%1907%%%%%%%unknown
71731-3%1.1%Potamogetonaceae%%N%Potamogeton%%forma%A.Benn.%%A.Benn.%Potamogeton ochreatus forma latifolius%The Journal of Botany%%1907%%%%%%%unknown
603344-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Poir.%%Poir.%Potamogeton octandrus%Encycl. [J. Lamarck & al.] Suppl. 4.%534%1816%%%%%%%unknown
953669-1%1.5%Potamogetonaceae%%N%Potamogeton%%var.%(A.Benn.) Tzvelev%(A.Benn.)%Tzvelev%Potamogeton octandrus var. asiaticus%Sosud. Rast. Sovet. Dal'nego Vostoka%2: 323 (1987):%1987%%%Potamogetonaceae Potamogeton asiaticus%%%%comb. nov.
975698-1%1.4%Potamogetonaceae%%N%Potamogeton%%subsp.%Lye%%Lye%Potamogeton octandrus subsp. ethiopicus%Lidia%3(3): 79 (1993)%1993%%%%%%Ethiopia.%tax. nov.
953670-1%1.7%Potamogetonaceae%%N%Potamogeton%%var.%(Maxim. ex Korsh.) Tzvelev%(Maxim. ex Korsh.)%Tzvelev%Potamogeton octandrus var. limosellifolius%Sosud. Rast. Sovet. Dal'nego Vostoka%2: 323 (1987):%1987%%%Potamogetonaceae Potamogeton limosellifolius%%%%comb. nov.
987677-1%1.4.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%subsp.%(Maxim. ex Korsh.) Vorosch.%(Maxim. ex Korsh.)%Vorosch.%Potamogeton octandrus subsp. limosellifolius%Florist. Issl. Razn. Raionakh SSSR [A.K.Skvortsov]%147 (1985):%1985%%%Potamogetonaceae Potamogeton limosellifolius%%%%comb. nov.
77289448-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%(Makino) H.Hara%(Makino)%H.Hara%Potamogeton octandrus var. mizuhikimo%J. Jap. Bot.%20: 331%1944%%%Potamogetonaceae Potamogeton mizuhikimo Makino%%%%comb. et stat. nov.
603345-1%1.1.2.1.1.6%Potamogetonaceae%%N%Potamogeton%%spec.%Gand.%%Gand.%Potamogeton odontocarpus%Bull. Soc. Bot. France%46: 393%1900%%%%%%%unknown
603346-1%1.4%Potamogetonaceae%%N%Potamogeton%%spec.%G.Mey.%%G.Mey.%Potamogeton oederi%Fl. Hanov. Excurs.%536%%%%%%%%unknown
208884-2%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Hellq. & R.L.Hilton%%Hellq. & R.L.Hilton%Potamogeton ogdenii%Syst. Bot.%8: 88%1983%%%%%%Canaan, Beebe Pond near Queechy Lake, Columbia County (New York, Northeastern U.S.A., Northern America)%tax. nov.
699750-1%1.1.2.2.4.1%Potamogetonaceae%%N%Potamogeton%%spec.%Baagøe%%Baagøe%Potamogeton olivaceus%Actes Congr. Intern. Bot., Paris%516 (1900), hybr.%%%%%%%%unknown
603347-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%DC.%%DC.%Potamogeton oppositifolius%Fl. Franc. [de Candolle & Lamarck], ed. 3.%3: 186%1805%%%%%%%unknown
77289451-1%1.5%Potamogetonaceae%%N%Potamogeton%%var.%(L.) DC.%(L.)%DC.%Potamogeton oppositifolius var. densus%Fl. Franç. [de Candolle & Lamarck], ed. 3.%éd. 3, 6: 311%1815%%%Potamogetonaceae Potamogeton densus L.%%%%comb. et stat. nov.
699751-1%1.3%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton orientalis%Bot. Not.%1908, 102.%%%%%%%%unknown
699752-1%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Gand.%%Gand.%Potamogeton orthorrhynchus%Oesterr. Bot. Z.%31: 18%1881%%%%%%%unknown
603348-1%1.9%Potamogetonaceae%%N%Potamogeton%%spec.%Cham. & Schltdl.%%Cham. & Schltdl.%Potamogeton owaihiensis%Linnaea%2(2): 228%1827%%%%%%%unknown
603349-1%1.2.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Miq.%%Miq.%Potamogeton oxyphyllus%Ann. Mus. Bot. Lugduno-Batavi%3: 161%1867%%%%%%%unknown
77167024-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%A.Benn.%%A.Benn.%Potamogeton oxyphyllus var. fauriei%J. Bot.%42: 76%1904%%%%%%%tax. nov.
699753-1%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Gand.%%Gand.%Potamogeton pallidior%Oesterr. Bot. Z.%31: 43%1881%%%%%%%unknown
699754-1%1.1.2.1.1.1%Potamogetonaceae%%N%Potamogeton%%spec.%Lojac.%%Lojac.%Potamogeton pallidus%Fl. Sicul. (Lojacono)%3: 189%1909%%%%%%%unknown
603350-1%1.10%Potamogetonaceae%%N%Potamogeton%%spec.%Bory ex Cham. & Schltdl.%%Bory ex Cham. & Schltdl.%Potamogeton paludosus%Linnaea%2(2): 216%1827%%%%%%%unknown
603351-1%1.6%Potamogetonaceae%%N%Potamogeton%%spec.%Teesd.%%Teesd.%Potamogeton palustris%Trans. Linn. Soc. London%5: 43%1800%%%%%%%unknown
603352-1%1.3.2.2.1.3%Potamogetonaceae%%N%Potamogeton%%spec.%Baagøe%%Baagøe%Potamogeton pamiricus%Vidensk. Meddel. Naturhist. Foren. Kjøbenhavn%1903: 182%1903%%%%%%Tadzhikistan (Middle Asia, Asia-Temperate)%tax. nov.
208885-2%1.1.2.1.1.1.2.3.1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Biv.%%Biv.%Potamogeton panormitanus%Nuove Piante%6%1838%%%%%%Italy (Southeastern Europe, Europe)%tax. nov.
77289614-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%G.Fisch.%%G.Fisch.%Potamogeton panormitanus var. major%Ber. Bayer. Bot. Ges.%11: 109%1907%%%%%%%tax. nov.
208886-2%1.1.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%var.%Biv. ex Guss.%%Biv. ex Guss.%Potamogeton panormitanus var. minor%Fl. Sicul. Syn.%1: 207%1842%%%%%%North America &amp; Eurasia%tax. nov.
971950-1%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Wiegleb%%Wiegleb%Potamogeton papuanicus%Blumea%37(2): 379 (1993)%1993%%%%%%New Guinea (Papua New Guinea).%tax. nov.
208887-2%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%spec.%R.R.Haynes & Holm-Niels.%%R.R.Haynes & Holm-Niels.%Potamogeton paramoanus%Syst. Bot.%7: 498, figs%1982%%%%%%Ecuador (Western South America, Southern America)%tax. nov.
699755-1%1.3%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton parmatus%Bot. Not.%1908, 97.%%%%%%%%unknown
603354-1%1.1.2.1.1.6%Potamogetonaceae%%N%Potamogeton%%spec.%Schrad. ex Mert. & W.D.J.Koch%%Schrad. ex Mert. & W.D.J.Koch%Potamogeton parnassifolius%Deutschl. Fl. (Mertens & W. D. J. Koch), ed. 3.%1: 839%1823%%%%%%%unknown
60454413-2%1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Schrad. ex Roem. & Schult.%%Schrad. ex Roem. & Schult.%Potamogeton parnassifolius%Syst. Veg., ed. 15 bis [Roemer & Schultes]%3: 517%1818%nom. inval. nom. nud.%%%%%%tax. nov.
603355-1%1.2.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Buchenau%%Buchenau%Potamogeton parvifolius%Abh. Naturwiss. Vereins Bremen%7: 32%1880%%%%%%%unknown
603356-1%1.8%Potamogetonaceae%%N%Potamogeton%%spec.%Pursh%%Pursh%Potamogeton pauciflorus%Fl. Amer. Sept. (Pursh)%1: 121%1813%%%%%%%unknown
603357-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Lam.%%Lam.%Potamogeton pauciflorus%Fl. Franç. (Lamarck)%3: 209%1779%%%%%%%unknown
208888-2%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%var.%Morong%%Morong%Potamogeton pauciflorus var. californicus%Bot. Gaz.%10: 254%1885%%%%%%California (Southwestern U.S.A., Northern America)%tax. nov.
208889-2%1.2.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%var.%(Tuck.) A.Gray%(Tuck.)%A.Gray%Potamogeton pauciflorus var. niagarensis%Manual (Gray), ed. 2.%435%1856%%%%%%%tax. nov.
603358-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Opiz%%Opiz%Potamogeton paucifolius%Flora%5(1): 266%1822%%%%%%%unknown
208890-2%1.1.2.1.1.6%Potamogetonaceae%%N%Potamogeton%%spec.%L.%%L.%Potamogeton pectinatus%Sp. Pl. [Linnaeus]%1: 127%1753%%%%%%Austria (Middle Europe, Europe)%tax. nov.
77255684-1%1.1%Potamogetonaceae%%N%Potamogeton%%subsp.%(Gams) Soó%(Gams)%Soó%Potamogeton pectinatus subsp. balatonicus%Magyar Biol. Kutatóint. Munkái%8: 235%1936%%%%%%%comb. nov.
287330-2%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%f.%Hagstr.%%Hagstr.%Potamogeton pectinatus f. brachypus%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 46%1916%%%%%%Ecuador (Western South America, Southern America)%tax. nov.
949084-1%1.4%Potamogetonaceae%%N%Potamogeton%%subsp.%Kaschina%%Kaschina%Potamogeton pectinatus subsp. chakassiensis%in I.M. Krasnoborov & T.A. Safonova (eds.), Novoe Fl. Sibiri%245 (1986)%1986%%%%%%U.S.S.R. (Siberia).%tax. nov.
77289768-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Hagstr.%%Hagstr.%Potamogeton pectinatus var. coronatus%Bot. Not.%1905: 141%1905%%%%%%%tax. nov.
77289575-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Wallr.%%Wallr.%Potamogeton pectinatus var. dichotomus%Sched. Crit.%68%1822%%%%%%%tax. nov.
208891-2%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%var.%Hagstr.%%Hagstr.%Potamogeton pectinatus var. diffusus%%%%%%%%%%tax. nov.
77258235-1%1.1%Potamogetonaceae%%N%Potamogeton%%subsp.%(Pers.) Hook.f.%(Pers.)%Hook.f.%Potamogeton pectinatus subsp. filiformis%Student. Fl. Brit. Isl.%374%1870%%%Potamogetonaceae Potamogeton filiformis Pers.%%%%comb. et stat. nov.
77255459-1%1.1%Potamogetonaceae%%N%Potamogeton%%subsp.%(Bab.) Hook.f.%(Bab.)%Hook.f.%Potamogeton pectinatus subsp. flabellatus%Student. Fl. Brit. Isl.%374%1870%%%Potamogetonaceae Potamogeton flabellatus Bab.%%%%comb. et stat. nov.
77289763-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%(Bab.) Nyman%(Bab.)%Nyman%Potamogeton pectinatus var. flabellatus%Consp. Fl. Eur.%684%1882%%%Potamogetonaceae Potamogeton flabellatus Bab.%%%%comb. et stat. nov.
77289870-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Mert. & W.D.J.Koch ex Fieber%%Mert. & W.D.J.Koch ex Fieber%Potamogeton pectinatus var. foliosus%Oekon.-Techn. Fl. Böhm.%2(1): 280%1838%%%%%%%tax. nov.
287331-2%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%f.%Hagstr.%%Hagstr.%Potamogeton pectinatus f. geminatus%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 51%1916%%%%%%Bolivia (Western South America, Southern America)%tax. nov.
77289570-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Kuzmin & Skvortsov%%Kuzmin & Skvortsov%Potamogeton pectinatus var. gracilis%Diagn. Pl. Nov. Mandsh.%1%1943%%%%%%%tax. nov.
77255809-1%1.1%Potamogetonaceae%%N%Potamogeton%%subsp.%(G.Fisch.) Bertsch & F.Bertsch%(G.Fisch.)%Bertsch & F.Bertsch%Potamogeton pectinatus subsp. helveticus%Fl. Württ. Hohenz.%ed. 2: 48%1948%%%%%%%comb. nov.
77289349-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%(Kit.) Asch.%(Kit.)%Asch.%Potamogeton pectinatus var. interruptus%Fl. Brandenburg%1: 666%1864%%%Potamogetonaceae Potamogeton interruptus Kit.%%%%comb. et stat. nov.
208892-2%1.1.2.2.1.3%Potamogetonaceae%%N%Potamogeton%%var.%J.W.Robbins%%J.W.Robbins%Potamogeton pectinatus var. latifolius%Botany [Fortieth Parallel]%338%1871%%%%%%Humboldt River below Humboldt Lake, Nevada (Southwestern U.S.A., Northern America)%tax. nov.
77289084-1%1.3%Potamogetonaceae%%N%Potamogeton%%var.%(L.) Roem. & Schult.%(L.)%Roem. & Schult.%Potamogeton pectinatus var. marinus%Syst. Veg., ed. 15 bis [Roemer & Schultes]%3: 513%1818%%%Potamogetonaceae Potamogeton marinus L.%%%%comb. et stat. nov.
77289969-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Nyman%%Nyman%Potamogeton pectinatus var. marinus%Consp. Fl. Eur.%684%1882%%%%%%%nom. et stat. nov.
50973200-1%1.5%Potamogetonaceae%%N%Potamogeton%%var.%A.Benn.%%A.Benn.%Potamogeton pectinatus var. mongolicus%J. Bot.%32: 203%1894%%%%%%%tax. nov.
967361-1%1.5%Potamogetonaceae%%N%Potamogeton%%subsp.%(A.Benn.) Volobaev%(A.Benn.)%Volobaev%Potamogeton pectinatus subsp. mongolicus%Sibir. Biol. Zhurn.%1991(5): 75 (1991):%1991%%%Potamogetonaceae Potamogeton pectinatus L. var. mongolicus A.Benn.%%%%comb. nov.
77289100-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Wallr.%%Wallr.%Potamogeton pectinatus var. potensus%Sched. Crit.%67%1822%%%%%%%tax. nov.
77289831-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Wallr.%%Wallr.%Potamogeton pectinatus var. protensis%Sched. Crit.%67%1822%%%%%%%tax. nov.
77289952-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Wallr.%%Wallr.%Potamogeton pectinatus var. protensus%Sched. Crit.%67%1822%%%%%%%tax. nov.
208893-2%1.1.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%f.%A.Benn.%%A.Benn.%Potamogeton pectinatus f. pseudomarinus%J. Bot.%39: 199%1901%%%%%%Sable Island. Name only, Canada%tax. nov.
77289152-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Mert. & W.D.J.Koch ex Fieber%%Mert. & W.D.J.Koch ex Fieber%Potamogeton pectinatus var. ramosissimus%Oekon.-Techn. Fl. Böhm.%2(1): 281%1838%%%%%%%tax. nov.
77289414-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Wallr.%%Wallr.%Potamogeton pectinatus var. scoparius%Sched. Crit.%68%1822%%%%%%%tax. nov.
208894-2%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%var.%Hagstr.%%Hagstr.%Potamogeton pectinatus var. striatus%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 51%1916%%%%%%%tax. nov.
77289265-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%G.Mey.%%G.Mey.%Potamogeton pectinatus var. tenuis%Fl. Hanov. Excurs.%537%1849%%%%%%%tax. nov.
208895-2%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%var.%Hagstr.%%Hagstr.%Potamogeton pectinatus var. ungulatus%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 45%1916%%%%%%Argentina, Bolivia%tax. nov.
77255167-1%1.1%Potamogetonaceae%%N%Potamogeton%%subsp.%Magnin%%Magnin%Potamogeton pectinatus subsp. vaginatus%Bull. Soc. Bot. France%43: 447%1897%%%%%%%nom. et stat. nov.
77310096-1%1.1%Potamogetonaceae%%N%Potamogeton%%var.%(Magnin) Asch. & Graebn.%(Magnin)%Asch. & Graebn.%Potamogeton pectinatus var. vaginatus%Syn. Mitteleur. Fl. [Ascherson & Graebner]%1: 351%1897%%%Potamogetonaceae Potamogeton pectinatus L. subsp. vaginatus Magnin%%%%stat. nov.
77289794-1%1.3%Potamogetonaceae%%N%Potamogeton%%var.%(Roem. & Schult.) Lojac.%(Roem. & Schult.)%Lojac.%Potamogeton pectinatus var. vaillantii%Fl. Sicul. [Lojacono]%3: 189%1909%%%Potamogetonaceae Potamogeton vaillantii Roem. & Schult.%%%%comb. et stat. nov.
208896-2%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%var.%Hagstr.%%Hagstr.%Potamogeton pectinatus var. zosteraceus%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 50%1916%%%%%%%tax. nov.
208897-2%1.1.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%spec.%Tur%%Tur%Potamogeton pedersenii%Darwiniana%24: 253, figs%1982%%%%%%Mburucuya (Corrientes, Argentina)%tax. nov.
699756-1%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Gand.%%Gand.%Potamogeton pemeglectus%Oesterr. Bot. Z.%31: 18%1881%%%%%%%unknown
208898-2%1.1.2.1.1.7%Potamogetonaceae%%N%Potamogeton%%var.%Graebn.%%Graebn.%Potamogeton pennsylvanicus var. portoricensis%Symb. Antill. (Urban).%4(1): 73%1903%%%%%%Puerto Rico (Caribbean, Southern America)%tax. nov.
603360-1%1.1.2.2.1.8%Potamogetonaceae%%N%Potamogeton%%spec.%Willd. ex Cham. & Schltdl.%%Willd. ex Cham. & Schltdl.%Potamogeton pensylvanicus%Linnaea%2(2): 227%1827%%%%%%%unknown
208899-2%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%spec.%L.%%L.%Potamogeton perfoliatus%Sp. Pl. [Linnaeus]%1: 126%1753%%as P. perfoliatum%%%%Europe%tax. nov.
208900-2%1.1.2.2.1.2%Potamogetonaceae%%N%Potamogeton%%subsp.%(Fernald) R.T.Clausen%(Fernald)%R.T.Clausen%Potamogeton perfoliatus subsp. bupleuroides%Cornell Univ. Agric. Exp. Sta. Mem.%291: 10%1949%%%%%%%tax. nov.
208901-2%1.1.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%var.%Farw.%%Farw.%Potamogeton perfoliatus var. bupleuroides%Amer. Midl. Naturalist%8: 264%1923%%%%%%%tax. nov.
77289795-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%G.Mey.%%G.Mey.%Potamogeton perfoliatus var. densifolius%Chloris Han.%523%1836%%%%%%%tax. nov.
71875-3%1.1%Potamogetonaceae%%N%Potamogeton%%var.%Wallman%%Wallman%Potamogeton perfoliatus var. lacustris%Utkast till en Svensk Flora ed. 3%%1816%%Publication from NY; copy at CBG.%%%%%unknown
208902-2%1.2.2.1.1.1.2.2.1.2%Potamogetonaceae%%N%Potamogeton%%var.%J.W.Robbins%%J.W.Robbins%Potamogeton perfoliatus var. lanceolatus%Manual [Gray], ed. 5%488%1867%nom. illeg. later homonym    non Blytt (1861).%%%%%Great Lakes region, United States of America (Northern America)%tax. nov.
77289133-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Wimm. & Grab.%%Wimm. & Grab.%Potamogeton perfoliatus var. lancifolius%Fl. Siles.%1: 141%1827%%%%%%%tax. nov.
77289511-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Gaudin%%Gaudin%Potamogeton perfoliatus var. loeselii%Fl. Helv.%1: 475%1828%%%Potamogetonaceae Potamogeton loeselii [Honck.]%%%%comb. et stat. nov.
77289256-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%A.Benn.%%A.Benn.%Potamogeton perfoliatus var. mandshuriensis%Annuaire Conserv. Jard. Bot. Genève%9: 100%1905%%%%%%%tax. nov.
71902-3%1.3%Potamogetonaceae%%N%Potamogeton%%var.%F.M.Bailey%%F.M.Bailey%Potamogeton perfoliatus var. minor%Compr. Cat. Queensland Pl.%%1913%%%%%%%unknown
71946-3%1.1%Potamogetonaceae%%N%Potamogeton%%var.%A.Benn.%%A.Benn.%Potamogeton perfoliatus var. muelleri%Journal of Botany 25%%1887%%%%%%%unknown
77289215-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Wallr.%%Wallr.%Potamogeton perfoliatus var. ovatifolius%Sched. Crit.%66%1822%%%%%%%nom. et stat. nov.
208903-2%1.1.2.1.1.5%Potamogetonaceae%%N%Potamogeton%%subsp.%(A.Benn.) A.E.Murray%(A.Benn.)%A.E.Murray%Potamogeton perfoliatus subsp. richardsonii%Kalmia%12: 23%1982%%%%%%%tax. nov.
208904-2%1.1.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%subsp.%(A.Benn.) Hultén%(A.Benn.)%Hultén%Potamogeton perfoliatus subsp. richardsonii%Acta Univ. Lund.%2, 37, no. 1: 102%1941%%%%%%%tax. nov.
208905-2%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%var.%A.Benn.%%A.Benn.%Potamogeton perfoliatus var. richardsonii%J. Bot.%27: 25%1889%%%%%%%tax. nov.
77289383-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Wallr.%%Wallr.%Potamogeton perfoliatus var. rotundifolius%Sched. Crit.%67%1822%%%%%%%nom. et stat. nov.
77289061-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%H.Lév.%%H.Lév.%Potamogeton perfoliatus var. sachalinensis%Repert. Spec. Nov. Regni Veg.%8: 285%1910%%%%%%%tax. nov.
208906-2%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%var.%Ogden%%Ogden%Potamogeton perfoliatus var. typicus%Rhodora%45: 177%1943%%%%%%%tax. nov.
77245883-1%1.1%Potamogetonaceae%%N%Potamogeton%%spec.%Gand.%%Gand.%Potamogeton perneglectus%Oesterr. Bot. Z.%31: 18%1881%%%%%%%tax. nov.
289146-2%1.1.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%spec.%A.Benn.%%A.Benn.%Potamogeton × perplexus%Trans. & Proc. Bot. Soc. Edinburgh%29: 53%1924%%Potamogeton natans X nodosus%%%%%tax. nov.
699758-1%1.1.2.2.1.3%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr. ex Druce%%Hagstr. ex Druce%Potamogeton perpygmaeus%Rep. Bot. Soc. Exch. Club Brit. Isles%6(5): 630, hybr.%1923%%%%%%%unknown
208907-2%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%spec.%C.Presl%%C.Presl%Potamogeton peruvianus%J. Bot.%28: 298%1890%%%%%%%tax. nov.
603362-1%1.7%Potamogetonaceae%%N%Potamogeton%%spec.%Presl ex A.Benn.%%Presl ex A.Benn.%Potamogeton peruvianus%Ann. K. K. Naturhist. Hofmus.%vii. (1892) 292, in syn.%%%%%%%%unknown
699759-1%1.3%Potamogetonaceae%%N%Potamogeton%%spec.%A.Benn.%%A.Benn.%Potamogeton perversus%Philipp. J. Sci., C%9: 343%1914%%%%%%%unknown
603363-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%C.Presl%%C.Presl%Potamogeton petiolaris%Delic. Prag.%151%1822%%%%%%%unknown
603364-1%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Raf.%%Raf.%Potamogeton petiolaris%Med. Repos.%ser. 3, 2: 409 (Quid ?).%1811%%%%%%%unknown
603365-1%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Wolfg. ex Schult.%%Wolfg. ex Schult.%Potamogeton petiolatus%Mant. 3 (Schultes & Schultes f.)%3: 352%1827%%%%%%%unknown
603366-1%1.1.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%spec.%Post%%Post%Potamogeton phialae%Bull. Herb. Boissier%i. (1893) 409%%%%%%%%unknown
699760-1%1.3%Potamogetonaceae%%N%Potamogeton%%spec.%A.Benn.%%A.Benn.%Potamogeton philippinensis%Philipp. J. Sci., C%9: 342, hybr.%1914%%%%%%%unknown
208908-2%1.1.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%spec.%Walter%%Walter%Potamogeton pinnatus%%%%%%%%%%tax. nov.
430495-1%1.6%Haloragaceae%%N%Potamogeton%%spec.%Walter%%Walter%Potamogeton pinnatus%Fl. Carol. [Walter]%90%1788%%%%%%%tax. nov.
603367-1%1.4.2.2.1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Ducros ex Roem. & Schult.%%Ducros ex Roem. & Schult.%Potamogeton plantagineus%Syst. Veg., ed. 15 bis [Roemer & Schultes]%3: 504%1818%%%%%%%unknown
77258774-1%1.1%Potamogetonaceae%%N%Potamogeton%%subsp.%(Roth) Bonnier & Layens%(Roth)%Bonnier & Layens%Potamogeton plantagineus subsp. fluitans%Tabl. Syn. Pl. Vasc. France%315%1894%%%%%%%comb. nov.
77289649-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Gaudin%%Gaudin%Potamogeton plantagineus var. intermedius%Fl. Helv.%1: 471%1828%%%%%%%tax. nov.
71983-3%1.1%Potamogetonaceae%%N%Potamogeton%%var.%Griseb.%%Griseb.%Potamogeton plantagineus var. jamaicensis%Flora of the British West Indian Islands%%1859%%%%%%%unknown
77289856-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Gaudin%%Gaudin%Potamogeton plantagineus var. minor%Fl. Helv.%1: 471%1828%%%%%%%tax. nov.
77289112-1%1.3%Potamogetonaceae%%N%Potamogeton%%var.%Mert. & W.D.J.Koch%%Mert. & W.D.J.Koch%Potamogeton plantagineus var. rotundifolius%Deutschl. Fl. (Mertens & W. D. J. Koch), ed. 3.%ed. 3, 1: 843%1823%%%%%%%tax. nov.
603368-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Batard%%Batard%Potamogeton plantago%Essai Fl. Maine et Loire%64 (1809)%%%%%%%%unknown
77246166-1%1.1%Potamogetonaceae%%N%Potamogeton%%spec.%T.Bastard%%T.Bastard%Potamogeton plantago%Essai Fl. Maine et Loire%64%1809%%%%%%%tax. nov.
699761-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton pleiophyllus%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 159%1916%%%%%%%unknown
603369-1%1.8%Potamogetonaceae%%N%Potamogeton%%spec.%Pourr.%%Pourr.%Potamogeton polygonifolius%Hist. & Mém. Acad. Roy. Sci. Toulouse%iii. (1788) 325.%%%%%%%%unknown
77312150-1%1.1.1.1%Potamogetonaceae%%N%Potamogeton%%subsp.%(Hornem.) Gosselman%(Hornem.)%Gosselman%Potamogeton polygonifolius subsp. coloratus%Blekinges Fl.%29%1865%%Name added via registration. Protologue not seen by the IPNI editors.%Potamogetonaceae Potamogeton coloratus Hornem.%%%%comb. et stat. nov.
77258812-1%1.1%Potamogetonaceae%%N%Potamogeton%%subsp.%(Boiss. & Reut.) Nyman%(Boiss. & Reut.)%Nyman%Potamogeton polygonifolius subsp. microcarpus%Consp. Fl. Eur.%681%1882%%%Potamogetonaceae Potamogeton microcarpus Boiss. & Reut.%%%%comb. et stat. nov.
77289800-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%A.Benn.%%A.Benn.%Potamogeton polygonifolius var. microcarpus%Ann. K.K. Naturhist. Hofmus.%1892: 287%1892%%%%%%%tax. nov.
77289071-1%1.3%Potamogetonaceae%%N%Potamogeton%%var.%(Mert. & W.D.J.Koch) Gren. & Godr.%(Mert. & W.D.J.Koch)%Gren. & Godr.%Potamogeton polygonifolius var. parnassifolius%Fl. France [Grenier]%3: 313%1856%%%%%%%comb. nov.
77289629-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%(Schrad. ex Mert. & W.D.J.Koch) Nyman%(Schrad. ex Mert. & W.D.J.Koch)%Nyman%Potamogeton polygonifolius var. parnassiifolius%Consp. Fl. Eur.%Suppl. 2: 286%1890%%%Potamogetonaceae Potamogeton parnassifolius Schrad. ex Mert. & W.D.J.Koch%%%%comb. et stat. nov.
323122-2%1.1.2.2.1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Cham. & Schltdl.%%Cham. & Schltdl.%Potamogeton polygonus%Linnaea%2(2): 184, t. 4, f. 11%1827%%%%%%Brazil (Southern America)%tax. nov.
603371-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Muhl.%%Muhl.%Potamogeton porcatus%Cat. Pl. Amer. Sept.%18%1813%%%%%%%unknown
699762-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton porrigens%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 172%1916%%%%%%%unknown
208910-2%1.1.2.2.1.1%Potamogetonaceae%%N%Potamogeton%%spec.%Fernald%%Fernald%Potamogeton porsildiorum%Mem. Gray Herb.%3 (Mem. Am. Acad. Arts & Sci. 17, pt. 1. 1932): 40, pls. 2; fig. d, e; 28, fi~ 4; 32, fig. 2; 39, fig. 5%1932%%%%%%Quebec, Mackenzie, Alaska%tax. nov.
699763-1%1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Fernald%%Fernald%Potamogeton porsildiorum%Mem. Amer. Acad. Arts%17: 40%1932%%%%%%%unknown
208911-2%1.1.2.2.1.1%Potamogetonaceae%%N%Potamogeton%%spec.%Fernald%%Fernald%Potamogeton porteri%Mem. Gray Herb.%3 (Mem. Am. Acad. Arts & Sci. 17, pt. 1. 1932): 73, pls. 5; figs. d-f; 30,~ fig. 4; 34, fig. 3%1932%%%%%%Pennsylvania (Northeastern U.S.A., Northern America)%tax. nov.
699764-1%1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Fernald%%Fernald%Potamogeton porteri%Mem. Amer. Acad. Arts%17: 73%1932%%%%%%%unknown
603372-1%1.6%Potamogetonaceae%%N%Potamogeton%%spec.%F.Muell.%%F.Muell.%Potamogeton praelongus%Fragm. (Mueller)%8(68): 217%1874%%%%%%%unknown
603373-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Bréb.%%Bréb.%Potamogeton praelongus%Fl. Normandie, ed. 2%250%1849%%%%%%%unknown
603374-1%1.1.2.1.1.6%Potamogetonaceae%%N%Potamogeton%%spec.%Wulfen%%Wulfen%Potamogeton praelongus%Arch. Bot. [Leipzig]%3(3): 331%1805%%%%%%%unknown
77289126-1%1.3%Potamogetonaceae%%N%Potamogeton%%var.%Rouy%%Rouy%Potamogeton praelongus var. angustifolius%Fl. France [Rouy & Foucaud]%13: 316%1912%%%%%%%tax. nov.
77289434-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Celak.%%Celak.%Potamogeton praelongus var. brevifolius%Sitzungsber. Königl. Böhm. Ges. Wiss., Math.-Naturwiss. Cl.%1886: 36%1886%%%%%%%tax. nov.
77289250-1%1.3%Potamogetonaceae%%N%Potamogeton%%var.%Rouy%%Rouy%Potamogeton praelongus var. ellipticifolius%Fl. France [Rouy & Foucaud]%13: 316%1912%%%%%%%tax. nov.
77289105-1%1.3%Potamogetonaceae%%N%Potamogeton%%var.%Rouy%%Rouy%Potamogeton praelongus var. magninii%Fl. France [Rouy & Foucaud]%13: 316%1912%%%%%%%tax. nov.
77289922-1%1.3%Potamogetonaceae%%N%Potamogeton%%var.%Rouy%%Rouy%Potamogeton praelongus var. stipularis%Fl. France [Rouy & Foucaud]%13: 316%1912%%%%%%%tax. nov.
603375-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%A.Benn.%%A.Benn.%Potamogeton preussii%Fl. Trop. Afr. [Oliver et al.]%8(2): 222%1901%%%%%%%unknown
699765-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton promontoricus%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 182%1916%%%%%%%unknown
603376-1%1.9%Potamogetonaceae%%N%Potamogeton%%spec.%Cham. & Schltdl.%%Cham. & Schltdl.%Potamogeton proteus%Linnaea%2(2): 196, t. 5, f. 16, a, b%1827%%%%%%%unknown
699766-1%1.3%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton prussicus%Bot. Not.%1908, 103.%%%%%%%%unknown
699768-1%1.3.1.3%Potamogetonaceae%%N%Potamogeton%%spec.%Dandy & G.Taylor%%Dandy & G.Taylor%Potamogeton × pseudofriesii%Kew Bull.%12(2): 332%1957%%%%%%%unknown
77245950-1%1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Papch.%%Papch.%Potamogeton × pseudolacunatus%Veg. Cover Reservoirs Streams Middle Volga%64%2001%%%%%%%tax. nov.
77246069-1%1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Papch.%%Papch.%Potamogeton pseudolongifolius%Veg. Cover Reservoirs Streams Middle Volga%63%2001%%%%%%%tax. nov.
289145-2%1.1.2.1.1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton × pseudolucens%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 199%1916%%Potamogeton illinoensis X lucens%%%%%tax. nov.
208913-2%1.1.2.1.1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton pseudopolygonus%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 81%1916%%%%%%Uruguay (Southern South America, Southern America)%tax. nov.
77177026-1%1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Papch.%%Papch.%Potamogeton × pseudosarmaticus%Veg. Cover Reservoirs Streams Middle Volga%63%2001%%%%%%%tax. nov.
289144-2%1.1.2.1.1.6%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton × pseudozizii%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 210%1916%%Potamogeton gramineus X illinoensis X lucens%%%%Minnesota (North-Central U.S.A., Northern America)%tax. nov.
208914-2%1.1.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton pulchelliformis%Ark. Bot.%17, no. 7: 12%1921%%%%%%Haiti (Caribbean, Southern America)%tax. nov.
603377-1%1.7%Potamogetonaceae%%N%Potamogeton%%spec.%Tuck.%%Tuck.%Potamogeton pulcher%Amer. J. Sci. Arts%45: 38%1843%%%%%%%unknown
208916-2%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%f.%Hagstr.%%Hagstr.%Potamogeton pulcher f. amphibius%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 153%1916%%%%%%Massachusetts (Northeastern U.S.A., Northern America)%tax. nov.
603378-1%1.1.2.1.1.7%Potamogetonaceae%%N%Potamogeton%%spec.%Nutt. ex A.Benn.%%Nutt. ex A.Benn.%Potamogeton pumilus%Ann. Naturhist. Hofmus. Wien%7: 292%1892%nom. inval.    pro syn.%%%%%%tax. nov.
603379-1%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Wolfg. ex Schult.%%Wolfg. ex Schult.%Potamogeton pumilus%Mant. 3 (Schultes & Schultes f.)%3: 354%1827%%%%%%%unknown
77246248-1%1.3%Potamogetonaceae%%N%Potamogeton%%spec.%A.Galán%%A.Galán%Potamogeton punensis%Phytologia%64: 495%1988%%%%%%Peru (Western South America, Southern America)%tax. nov.
603380-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Seidl ex J.Presl & C.Presl%%Seidl ex J.Presl & C.Presl%Potamogeton purpurascens%Fl. Cech.%37%%%%%%%%unknown
77289118-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Fieber%%Fieber%Potamogeton purpurascens var. angustifolius%Oekon.-Techn. Fl. Böhm.%2(1): 254%1838%%%%%%%tax. nov.
77289488-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Fieber%%Fieber%Potamogeton purpurascens var. lanceolatus%Oekon.-Techn. Fl. Böhm.%2(1): 254%1838%%%%%%%tax. nov.
77289961-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Fieber%%Fieber%Potamogeton purpurascens var. vulgaris%Oekon.-Techn. Fl. Böhm.%2(1): 253%1838%%%%%%%nom. et stat. nov.
208918-2%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Morong ex MacMill.%%Morong ex MacMill.%Potamogeton purshianus%Metasp. Minnesota Valley%39%1892%%%%%%%tax. nov.
603382-1%1.4.2.1.1.1%Potamogetonaceae%%N%Potamogeton%%spec.%Tuck.%%Tuck.%Potamogeton purshii%Amer. J. Sci. Arts%ser. 2, 6: 228 (sub P. heterophyllus)%1848%nom. inval.    provisional name.  Protologue: ... Should the fruit confirm its apparent claims to be considered a species, it may not inappropriately take the name of P. Purshii.%%%%%%tax. nov.
60457283-2%1.1.2.1.1.1%Potamogetonaceae%%N%Potamogeton%%spec.%Tuck. ex Jennison%%Tuck. ex Jennison%Potamogeton purshii%Rhodora%37(441): 313%1935%isonym%Jennison used P. purshii Tuck. 1843 (provisional name with a description; invalid) as an accepted name and thus inadvertently made an isonym%%%%%tax. nov.
60465477-2%1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Tuck. ex Asch. & Graebn.%%Tuck. ex Asch. & Graebn.%Potamogeton purshii%Pflanzenr. (Engler)%IV. 11 (Heft. 31): 45%1907%nom. illeg. nom. superfl.%%%%%%nom. nov.
289143-2%1.1.2.1.1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton × pusilliformis%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 97%1916%%Potamogeton mucronatus X pusillus%%%%%tax. nov.
208919-2%1.1.2.1.1.5%Potamogetonaceae%%N%Potamogeton%%spec.%L.%%L.%Potamogeton pusillus%Sp. Pl. [Linnaeus]%1: 127%1753%%as P. pusillus%%%%Europe%tax. nov.
77289995-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%G.Fisch.%%G.Fisch.%Potamogeton pusillus var. acutus%Ber. Bayer. Bot. Ges.%11: 116%1907%%%%%%%tax. nov.
77289320-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%A.Benn.%%A.Benn.%Potamogeton pusillus var. africanus%Annuaire Conserv. Jard. Bot. Genève%9: 102%1905%%%%%%%tax. nov.
208920-2%1.1.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%subsp.%A.Benn.%%A.Benn.%Potamogeton pusillus subsp. argentinus%J. Bot.%46: 250%1908%%%%%%Argentina%tax. nov.
77290001-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%(Fieber) Nyman%(Fieber)%Nyman%Potamogeton pusillus var. berchtoldii%Consp. Fl. Eur.%683%1882%%%Potamogetonaceae Potamogeton berchtoldii Fieber%%%%comb. et stat. nov.
77289188-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Gaudin%%Gaudin%Potamogeton pusillus var. capillaris%Fl. Helv.%1: 479%1828%%%%%%%tax. nov.
208921-2%1.1.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%var.%A.Benn.%%A.Benn.%Potamogeton pusillus var. capitatus%J. Bot.%39: 201%1901%%%%%%British Columbia (Western Canada, Northern America)%tax. nov.
208922-2%1.1.2.2.1.1%Potamogetonaceae%%N%Potamogeton%%var.%Fernald%%Fernald%Potamogeton pusillus var. colpophilus%Mem. Gray Herb.%3: 90, tab. 20, fig. d, e; tab. 35, fig. 5%1932%%%%%%Quebec (Canada)%tax. nov.
208923-2%1.1.2.1.1.2.2.1.1.1%Potamogetonaceae%%N%Potamogeton%%var.%A.Benn.%%A.Benn.%Potamogeton pusillus var. elongatus%Cat. Canad. Pl., Acrogens%5: 371%1890%%%%%%British Columbia (Western Canada, Northern America)%tax. nov.
77258472-1%1.1%Potamogetonaceae%%N%Potamogeton%%subsp.%(Bab.) Hook.f.%(Bab.)%Hook.f.%Potamogeton pusillus subsp. flabellatus%Student. Fl. Brit. Isl.%ed. 3: 436%1884%%%Potamogetonaceae Potamogeton flabellatus Bab.%%%%comb. et stat. nov.
1134993-2%1.1.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%subsp.%(Rupr.) Hook.f.%(Rupr.)%Hook.f.%Potamogeton pusillus subsp. friesii%Student. Fl. Brit. Isl.%ed. 3, 435%1884%%[NON GCI]%%%%%unknown
307033-2%1.2.2.2.1.1%Potamogetonaceae%%N%Potamogeton%%var.%J.W.Robbins%%J.W.Robbins%Potamogeton pusillus var. gemmiparus%Manual [Gray], ed. 5%489%1867%%Robbins cited his collections from Worcester to Providence,¹and also Tuckerman's collection from Mystic Pond (Arlington,¹MA)%%%%Uxbridge: Valley of the Blackstone, Worcester County (Massachusetts, Northeastern U.S.A., Northern America)%tax. nov.
993238-1%1.1.2.1.1.7%Potamogetonaceae%%N%Potamogeton%%subsp.%(J.W.Robbins) R.R.Haynes & Hellq.%(J.W.Robbins)%R.R.Haynes & Hellq.%Potamogeton pusillus subsp. gemmiparus%Novon%6(4): 370%1996%%%Potamogetonaceae Potamogeton pusillus  var. gemmiparus%%%%comb. nov.
60449072-2%1.2%Potamogetonaceae%%N%Potamogeton%%subsp.%(Hagstr.) Böcher%(Hagstr.)%Böcher%Potamogeton pusillus subsp. groenlandicus%Meddel. Grønland%147(9): 44%1952%%%Potamogetonaceae Potamogeton groenlandicus Hagstr.%%%%comb. et stat. nov.
208924-2%1.1.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%subvar.%J.W.Robbins in S.Watson%%J.W.Robbins in S.Watson%Potamogeton pusillus subvar. interruptus%Botany [Fortieth Parallel]%338%1871%%%%%%Utah (Southwestern U.S.A., Northern America)%tax. nov.
208925-2%1.1.2.2.1.2%Potamogetonaceae%%N%Potamogeton%%var.%Fernald%%Fernald%Potamogeton pusillus var. lacunatus%Mem. Gray Herb.%3 (Mem. Am. Acad. Arts & Sci. 17, pt. 1. 1932.): 85%1932%%%%%%%tax. nov.
1173938-2%1.1.5.1.1.3%Potamogetonaceae%%N%Potamogeton%%var.%G.Mey.%%G.Mey.%Potamogeton pusillus var. latifolius%Chloris Han.%525%1836%%[NON GCI] nom. superfl. for P. compressus var. elongatus Wahlenb. (1824)%%%%%unknown
324815-2%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%var.%Čelak.%%Čelak.%Potamogeton pusillus var. latifolius%Prodr. Fl. Böhmen%1: 23%1867%%[NON GCI] later homonym (non G. Mey. 1836)%%%%Bohemia, Czech Republic%tax. nov.
208926-2%1.1.2.1.1.1.2.1.1.1%Potamogetonaceae%%N%Potamogeton%%var.%Hicken%%Hicken%Potamogeton pusillus var. longepedunculatus%Anales Soc. Ci. Argent.%65(6): 295 (-296)%1908%%%%%%Argentina%tax. nov.
77289880-1%1.3%Potamogetonaceae%%N%Potamogeton%%var.%Rouy%%Rouy%Potamogeton pusillus var. macrocarpus%Fl. France [Rouy & Foucaud]%13: 322%1912%%%%%%%tax. nov.
208927-2%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%var.%Fr.%%Fr.%Potamogeton pusillus var. major%Novit. Fl. Suec. Alt.%48%1828%%later homonym (non Mert. W. D. J. Koch 1823)%%%%%tax. nov.
77289025-1%1.3%Potamogetonaceae%%N%Potamogeton%%var.%Rouy%%Rouy%Potamogeton pusillus var. microcarpus%Fl. France [Rouy & Foucaud]%13: 322%1912%%%%%%%tax. nov.
208928-2%1.1.2.2.1.4%Potamogetonaceae%%N%Potamogeton%%var.%(Biv. ex Guss.) Fernald & B.G.Schub.%(Biv. ex Guss.)%Fernald & B.G.Schub.%Potamogeton pusillus var. minor%Rhodora%50: 154%1948%%%%%%%tax. nov.
1061322-2%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%subsp.%(Schrad. ex Sond.) Čelak.%(Schrad. ex Sond.)%Čelak.%Potamogeton pusillus subsp. mucronatus%Anal. Kvet. Ceská%ed. 3, 44%1897%%[NON GCI]%%%%%unknown
1063336-2%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%var.%(Schrad. ex Sond.) Hook.f.%(Schrad. ex Sond.)%Hook.f.%Potamogeton pusillus var. mucronatus%Student. Fl. Brit. Isl.%374%1870%%[NON GCI]%%%%%unknown
77289072-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%G.Fisch.%%G.Fisch.%Potamogeton pusillus var. mucronulatus%Ber. Bayer. Bot. Ges.%11: 115%1907%%%%%%%tax. nov.
208929-2%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%var.%Morong%%Morong%Potamogeton pusillus var. panormitanus%Mem. Torrey Bot. Club%3, no. 2: 46%1893%%%%%%%tax. nov.
208930-2%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%prol.%Graebn.%%Graebn.%Potamogeton pusillus prol. panormitanus%Pflanzenr. (Engler)%4, Fam. 11: 116%1907%%%%%%%tax. nov.
77258928-1%1.3%Potamogetonaceae%%N%Potamogeton%%subsp.%(Biv.) Schinz & R.Keller%(Biv.)%Schinz & R.Keller%Potamogeton pusillus subsp. panormitanus%Fl. Schweiz (Schinz), ed. 3.%ed. 3, 2: 16%1914%%%Potamogetonaceae Potamogeton panormitanus Biv.%%%%comb. et stat. nov.
208931-2%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%var.%Morong%%Morong%Potamogeton pusillus var. polyphyllus%Bot. Gaz.%5: 51%1880%%%%%%Massachusetts (Northeastern U.S.A., Northern America)%tax. nov.
208932-2%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%var.%A.Benn.%%A.Benn.%Potamogeton pusillus var. pseudorutilus%J. Bot.%39: 201%1901%%%%%%Canada, Indiana%tax. nov.
77289357-1%1.3%Potamogetonaceae%%N%Potamogeton%%var.%(Humn.) Rouy%(Humn.)%Rouy%Potamogeton pusillus var. reptans%Fl. France [Rouy & Foucaud]%13: 321%1912%%%Potamogetonaceae Potamogeton reptans Humn.%%%%comb. et stat. nov.
208933-2%1.1.2.2.1.2%Potamogetonaceae%%N%Potamogeton%%var.%(Fernald) B.Boivin%(Fernald)%B.Boivin%Potamogeton pusillus var. rutiloides%Naturaliste Canad.%94: 527%1967%%%%%%%tax. nov.
208934-2%1.1.2.1.1.7%Potamogetonaceae%%N%Potamogeton%%var.%K.Schum.%%K.Schum.%Potamogeton pusillus var. sphaerocarpus%Fl. Bras. (Martius)%3(3): 692%1894%%%%%%Brazil (Southern America)%tax. nov.
208935-2%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%subsp.%A.Benn.%%A.Benn.%Potamogeton pusillus subsp. sturrockii%Pflanzenr. (Engler)%4, Fam. 11: 117%1907%%%%%%%tax. nov.
77258512-1%1.1%Potamogetonaceae%%N%Potamogeton%%subsp.%(A.Benn.) Hook.f.%(A.Benn.)%Hook.f.%Potamogeton pusillus subsp. sturrockii%Student. Fl. Brit. Isl.%ed. 3: 435%1884%%%Potamogetonaceae Potamogeton sturrockii A.Benn.%%%%comb. et stat. nov.
208936-2%1.1.2.1.1.7%Potamogetonaceae%%N%Potamogeton%%var.%K.Schum.%%K.Schum.%Potamogeton pusillus var. tenuifolius%Fl. Bras. (Martius)%3(3): 692%1894%%%%%%Brazil (Southern America)%tax. nov.
208937-2%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%var.%Mert. & W.D.J.Koch in Röhl.%%Mert. & W.D.J.Koch in Röhl.%Potamogeton pusillus var. tenuissimus%Deutschl. Fl. (Mertens & W. D. J. Koch), ed. 3.%1: 857%1823%%%%%%%tax. nov.
77255386-1%1.1%Potamogetonaceae%%N%Potamogeton%%subsp.%(Mert. & W.D.J.Koch) K.Richt.%(Mert. & W.D.J.Koch)%K.Richt.%Potamogeton pusillus subsp. tenuissimus%Pl. Eur.%1: 15%1890%%%Potamogetonaceae Potamogeton pusillus L. var. tenuissimus Mert. & W.D.J.Koch in Röhl.%%%%comb. nov.
993237-1%1.1.2.1.1.7%Potamogetonaceae%%N%Potamogeton%%subsp.%(Mert. & W.D.J.Koch) R.R.Haynes & Hellq.%(Mert. & W.D.J.Koch)%R.R.Haynes & Hellq.%Potamogeton pusillus subsp. tenuissimus%Novon%6(4): 370%1996%%%Potamogetonaceae Potamogeton pusillus  var. tenuissimus%%%%comb. nov.
77258592-1%1.1%Potamogetonaceae%%N%Potamogeton%%subsp.%(Cham. & Schltdl.) Bonnier & Layens%(Cham. & Schltdl.)%Bonnier & Layens%Potamogeton pusillus subsp. trichoides%Tabl. Syn. Pl. Vasc. France%315%1894%%%Potamogetonaceae Potamogeton trichoides Cham. & Schltdl.%%%%comb. et stat. nov.
77289464-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%(Cham. & Schltdl.) Bolzon%(Cham. & Schltdl.)%Bolzon%Potamogeton pusillus var. trichoides%Bull. Soc. Bot. Ital.%1897: 53%1897%%%Potamogetonaceae Potamogeton trichoides Cham. & Schltdl.%%%%comb. et stat. nov.
208938-2%1.1.2.2.1.1%Potamogetonaceae%%N%Potamogeton%%var.%Fernald%%Fernald%Potamogeton pusillus var. typicus%Mem. Gray Herb.%3 (Mem. Am. Acad. Arts & Sci. 17, pt. 1. 1932.): 81%1932%%%%%%%tax. nov.
208939-2%1.1.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%var.%Fr.%%Fr.%Potamogeton pusillus var. vulgaris%Novit. Fl. Suec. Alt.%(ed. 2), 49%1828%%%%%%%tax. nov.
699773-1%1.6%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton quinquenervius%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 130%1916%%%%%%%unknown
699774-1%1.3%Potamogetonaceae%%N%Potamogeton%%spec.%G.Fisch.%%G.Fisch.%Potamogeton raunkiaeri%Mitteil. Bayer. Bot. Ges. Munchen%iii. No. 5, 104 (1914); Fedde, Repert.xiv. 2%%%%%%%%unknown
77245735-1%1.1%Potamogetonaceae%%N%Potamogeton%%spec.%G.Escher%%G.Escher%Potamogeton × raunkiaeri%Mitt. Bayer. Bot. Ges.%3(5): 105%1914%%%%%%%tax. nov.
208940-2%1.1.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%spec.%A.Benn.%%A.Benn.%Potamogeton rectifolius%J. Bot.%40: 147%1902%%%%%%Illinois (North-Central U.S.A., Northern America)%tax. nov.
699775-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton recurvatus%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 37%1916%%%%%%%unknown
699776-1%1.6%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton reduncus%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 172%1916%%%%%%%unknown
603384-1%1.1.2.1.1.6%Potamogetonaceae%%N%Potamogeton%%spec.%Herb.Vind. ex A.Benn.%%Herb.Vind. ex A.Benn.%Potamogeton reflexus%Ann. K. K. Naturhist. Hofmus.%vii. (1892) 291%%%%%%%%unknown
603385-1%1.1.2.1.1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Lohr ex Beurl.%%Lohr ex Beurl.%Potamogeton reichenbachii%Bot. Not.%1853: 90%1853%%%%%%%unknown
208941-2%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Sparre%%Sparre%Potamogeton reniacoensis%Bol. Soc. Argent. Bot.%6: 107, fig. 1%1956%%%%%%Chile%tax. nov.
699778-1%1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton repens%Wiss. Ergebn. Schwed. Rhodesia-Kongo-Exped. 1911-1912%i. 185 (1916)%%%%%%%%unknown
603386-1%1.1.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%spec.%Humn.%%Humn.%Potamogeton reptans%Cat. Pl. Luxeuil%61%1876%%%%%%France (France, Southwestern Europe, Europe)%tax. nov.
289142-2%1.1.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%spec.%A.Benn.%%A.Benn.%Potamogeton × rhodensis%Trans. & Proc. Bot. Soc. Edinburgh%29: 52%1924%%Potamogeton amplifolius Tuckerman X pulcher Tuckerman%%%%%tax. nov.
603387-1%1.6%Potamogetonaceae%%N%Potamogeton%%spec.%Solms%%Solms%Potamogeton richardii%Beitr. Fl. Aethiop. [Schweinfurth]%194, 292%%%%%%%%unknown
208942-2%1.1.2.1.1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Rydb.%%Rydb.%Potamogeton richardsonii%Bull. Torrey Bot. Club%32: 599%1905%%%%%%%tax. nov.
603389-1%1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Wolfg.%%Wolfg.%Potamogeton rigidus%Mant. 3 (Schultes & Schultes f.)%3: 359%1827%%%%%%%unknown
699780-1%1.1.2.1.4.1%Potamogetonaceae%%N%Potamogeton%%spec.%Baagøe%%Baagøe%Potamogeton ripensis%Actes Congr. Intern. Bot., Paris%516 (1900), hybr.%%%%%%%%unknown
603390-1%1.3%Potamogetonaceae%%N%Potamogeton%%spec.%Gillot%%Gillot%Potamogeton rivularis%in Magnier, Scrin. fl. select.%vi. (1887) 118; et in Bull. Soc. Dauph. xiv.(1887). 584%%%%%%%%unknown
603391-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Oakes%%Oakes%Potamogeton robbinsii%in Hovey, Mag. Hortic.%vii. (1841) 180.%%%%%%%%unknown
208944-2%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%f.%Fassett%%Fassett%Potamogeton robbinsii f. cultellatus%Rhodora%35: 389%1933%%%%%%Wisconsin, Michigan, Indiana, Ontario &amp; Connecticut%tax. nov.
77289962-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%A.Benn.%%A.Benn.%Potamogeton robbinsii var. japonicus%Bull. Herb. Boissier%4: 549%1896%%%%%%%tax. nov.
699781-1%1.3%Potamogetonaceae%%N%Potamogeton%%spec.%Hermann%%Hermann%Potamogeton roemeri%Verh. Bot. Vereins Prov. Brandenburg%67: 80, hybr.%1925%%%%%%%unknown
699782-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton rostratus%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 27%1916%%%%%%%unknown
973625-1%1.5%Potamogetonaceae%%N%Potamogeton%%var.%Volobaev%%Volobaev%Potamogeton rostratus var. humilis%Sibir. Biol. Zhurn.%1992(5): 54 (1992)%1992%%%%%%Krasnoyarsk.%tax. nov.
699783-1%1.3%Potamogetonaceae%%N%Potamogeton%%spec.%G.Fisch.%%G.Fisch.%Potamogeton rothii%Mitteil. Bayer. Bot. Ges. Munchen%iii. No. 5, 103 (1914); Fedde, Repert.xiv. 2%%%%%%%%unknown
208945-2%1.1.2.1.1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton rotundatus%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 153, f. 70%1916%%%%%%New Mexico, Nebraska, Mexico%tax. nov.
603392-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Schultz%%Schultz%Potamogeton rotundifolius%Prodr. Fl. Starg. Suppl.%i. 9%1819%%%%%%%unknown
699785-1%1.4%Potamogetonaceae%%N%Potamogeton%%spec.%J.R.Forst.%%J.R.Forst.%Potamogeton rotundifolius%Fl. Amer. Sept. (Forster)%7%1771%%%%%%%unknown
603393-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Schult.%%Schult.%Potamogeton roxburghianus%Mant. 3 (Schultes & Schultes f.)%3: 367%1827%%%%%%%unknown
77245552-1%1.1%Potamogetonaceae%%N%Potamogeton%%spec.%F.Dietr.%%F.Dietr.%Potamogeton roxburghii%Neu. Nachtr. Vollst. Lex. Gärtn.%7: 231%1837%%%%%%%nom. nov.
699786-1%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Gand.%%Gand.%Potamogeton rubricans%Oesterr. Bot. Z.%31: 43%1881%%%%%%%unknown
699787-1%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Gand.%%Gand.%Potamogeton rubrinaevus%Oesterr. Bot. Z.%31: 44%1881%%%%%%%unknown
603394-1%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Schrad.%%Schrad.%Potamogeton rufescens%in Cham. Adn. ad Fl. Berol.%(1815) 4.%%%%%%%%unknown
77289245-1%1.3%Potamogetonaceae%%N%Potamogeton%%var.%(Balb.) Mert. & W.D.J.Koch%(Balb.)%Mert. & W.D.J.Koch%Potamogeton rufescens var. alpinus%Deutschl. Fl. (Mertens & W. D. J. Koch), ed. 3.%ed. 3, 1: 842%1823%%%Potamogetonaceae Potamogeton alpinus Balb.%%%%comb. et stat. nov.
77289836-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Fieber%%Fieber%Potamogeton rufescens var. angustifolius%Fl. Böhm.%16%1838%%%%%%%tax. nov.
77258264-1%1.1%Potamogetonaceae%%N%Potamogeton%%subsp.%(Dumort.) K.Richt.%(Dumort.)%K.Richt.%Potamogeton rufescens subsp. helodes%Pl. Eur.%1: 12%1890%%%Potamogetonaceae Potamogeton helodes Dumort.%%%%comb. et stat. nov.
77289894-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Hartm.%%Hartm.%Potamogeton rufescens var. minor%Handb. Skand. Fl.%79%1820%%%%%%%tax. nov.
77258668-1%1.1%Potamogetonaceae%%N%Potamogeton%%subsp.%(Wolfg. ex Schult.) K.Richt.%(Wolfg. ex Schult.)%K.Richt.%Potamogeton rufescens subsp. nerviger%Pl. Eur.%1: 12%1890%%%Potamogetonaceae Potamogeton nerviger Wolfg. ex Schult.%%%%comb. et stat. nov.
77289123-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%(Wolfg. ex Schult.) Nyman%(Wolfg. ex Schult.)%Nyman%Potamogeton rufescens var. nerviger%Consp. Fl. Eur.%681%1882%%%Potamogetonaceae Potamogeton nerviger Wolfg. ex Schult.%%%%comb. et stat. nov.
77255199-1%1.1%Potamogetonaceae%%N%Potamogeton%%subsp.%(Fr.) Nyman%(Fr.)%Nyman%Potamogeton rufescens subsp. nigrescens%Consp. Fl. Eur.%681%1882%%%Potamogetonaceae Potamogeton nigrescens Fr.%%%%comb. et stat. nov.
77289650-1%1.3%Potamogetonaceae%%N%Potamogeton%%var.%Mert. & W.D.J.Koch%%Mert. & W.D.J.Koch%Potamogeton rufescens var. palustris%Deutschl. Fl. (Mertens & W. D. J. Koch), ed. 3.%ed. 3, 1: 841%1823%%%%%%%tax. nov.
77258518-1%1.1%Potamogetonaceae%%N%Potamogeton%%subsp.%(Wolfg.) K.Richt.%(Wolfg.)%K.Richt.%Potamogeton rufescens subsp. rigidus%Pl. Eur.%1: 12%1890%%%Potamogetonaceae Potamogeton rigidus Wolfg.%%%%comb. et stat. nov.
77258288-1%1.1%Potamogetonaceae%%N%Potamogeton%%subsp.%(Gillot) Nyman%(Gillot)%Nyman%Potamogeton rufescens subsp. rivularis%Consp. Fl. Eur.%Suppl. 2: 287%1890%%%Potamogetonaceae Potamogeton rivularis Gillot%%%%comb. et stat. nov.
77258468-1%1.1%Potamogetonaceae%%N%Potamogeton%%subsp.%(Gillot) K.Richt.%(Gillot)%K.Richt.%Potamogeton rufescens subsp. rivularis%Pl. Eur.%1: 12%1890%%%%%%%comb. nov.
77289187-1%1.4%Potamogetonaceae%%N%Potamogeton%%var.%Mert. & W.D.J.Koch%%Mert. & W.D.J.Koch%Potamogeton rufescens var. rivularis%Deutschl. Fl. (Mertens & W. D. J. Koch), ed. 3.%1: 841%1823%%%%%%%tax. nov.
77289578-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Hartm.%%Hartm.%Potamogeton rufescens var. rivularis%Handb. Skand. Fl.%79%1820%%%%%%%tax. nov.
699788-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%A.Benn.%%A.Benn.%Potamogeton rugelii%J. Bot.%46: 250%1908%%%%%%%unknown
603395-1%1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Wolfg.%%Wolfg.%Potamogeton rutilus%Mant. 3 (Schultes & Schultes f.)%3: 362%1827%%%%%%%unknown
77255389-1%1.1%Potamogetonaceae%%N%Potamogeton%%subsp.%(Humn.) Nyman%(Humn.)%Nyman%Potamogeton rutilus subsp. caespitosus%Consp. Fl. Eur.%Suppl. 2: 288%1890%%%Potamogetonaceae Potamogeton caespitosus Humn.%%%%comb. et stat. nov.
77289501-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%(Heuff.) Nyman%(Heuff.)%Nyman%Potamogeton rutilus var. grisebachii%Consp. Fl. Eur.%683%1882%%%Potamogetonaceae Potamogeton grisebachii Heuff.%%%%comb. et stat. nov.
77289971-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%(Humn.) Nyman%(Humn.)%Nyman%Potamogeton rutilus var. reptans%Consp. Fl. Eur.%Suppl. 2: 288%1890%%%Potamogetonaceae Potamogeton reptans Humn.%%%%comb. et stat. nov.
699789-1%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%spec.%H.Lév.%%H.Lév.%Potamogeton sachalinensis%Repert. Spec. Nov. Regni Veg.%10: 441%1912%%%%%%%unknown
603396-1%1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Wolfg.%%Wolfg.%Potamogeton salicifolius%Mant. 3 (Schultes & Schultes f.)%3: 355%1827%%%%%%%unknown
699790-1%1.6%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton samariformis%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 166%1916%%%%%%%unknown
699791-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Mäemets%%Mäemets%Potamogeton sarmaticus%Novosti Sist. Vyssh. Rast.%15: 4%1979%%%%%%%unknown
699792-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton saxonicus%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 118%1916%%%%%%%unknown
699793-1%1.3%Potamogetonaceae%%N%Potamogeton%%spec.%G.Fisch.%%G.Fisch.%Potamogeton schreberi%Ber. Bayer. Bot. Ges.%xi. 58 (1907).%%%%%%%%unknown
603397-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%A.Benn.%%A.Benn.%Potamogeton schweinfurthii%Fl. Trop. Afr. [Oliver et al.]%8(2): 220%1901%%%%%%%unknown
208946-2%1.1.2.1.1.8%Potamogetonaceae%%N%Potamogeton%%spec.%K.Schum.%%K.Schum.%Potamogeton sclerocarpus%Fl. Bras. (Martius)%3(3): 688, t. 120%1894%%%%%%Brazil (Southern America)%tax. nov.
289141-2%1.1.2.1.1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton × scoliophyllus%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 164%1916%%Potamogeton amplifolius X illinoensis%%%%%tax. nov.
208947-2%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%f.%Hagstr.%%Hagstr.%Potamogeton scoliophyllus f. barensis%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 164%1916%%%%%%Michigan (Northeastern U.S.A., Northern America)%tax. nov.
603399-1%1.6%Potamogetonaceae%%N%Potamogeton%%spec.%Asch. & Graebn.%%Asch. & Graebn.%Potamogeton seemenii%Syn. Mitteleur. Fl. [Ascherson & Graebner]%i. 335.%%%%%%%%unknown
699795-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%A.Benn.%%A.Benn.%Potamogeton semicoloratus%J. Bot.%48: 150%1910%%%%%%%unknown
699796-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%A.Benn.%%A.Benn.%Potamogeton semifructus%J. Bot.%46: 161%1908%%%%%%%unknown
603400-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%W.D.J.Koch & Ziz%%W.D.J.Koch & Ziz%Potamogeton semipellucidus%Cat. Pl. Palat.%5, 18%%%%%%%%unknown
603401-1%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Schrad. ex Schult.%%Schrad. ex Schult.%Potamogeton serotinus%Mant. 3 (Schultes & Schultes f.)%3: 351%1827%%%%%%%unknown
323117-2%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%spec.%L.%%L.%Potamogeton serratus%Sp. Pl. [Linnaeus]%1: 126%1753%%[NON GCI] as P. serratum%%%%Europe%tax. nov.
603402-1%1.3.1.3%Potamogetonaceae%%N%Potamogeton%%spec.%Huds.%%Huds.%Potamogeton serratus%Fl. Angl. (Hudson)%61%1762%%%%%%%unknown
603403-1%1.6%Potamogetonaceae%%N%Potamogeton%%spec.%Roth%%Roth%Potamogeton serratus%Tent. Fl. Germ.%1: 73%1788%%%%%%%unknown
603405-1%1.4.1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Scop.%%Scop.%Potamogeton serratus%Fl. Carniol., ed. 2.%1: 117%1771%%%%%%%unknown
603406-1%1.8%Potamogetonaceae%%N%Potamogeton%%spec.%[Weber,]%%[Weber,]%Potamogeton serratus%Prim. Fl. Holsat.%16%1780%%%%%%%unknown
603407-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Opiz%%Opiz%Potamogeton serrulatus%Flora%5(1): 267%1822%%%%%%%unknown
603408-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Regel & Maack%%Regel & Maack%Potamogeton serrulatus%in Regel, Tent. Fl. Ussur.%139.%%%%%%%%unknown
77135597-1%1.1%Potamogetonaceae%%N%Potamogeton%%spec.%Z.Kaplan%%Z.Kaplan%Potamogeton × serrulifer%Preslia%85(4): 471%2013%%%%%%Italy (Southeastern Europe, Europe)%tax. nov.
699797-1%1.6%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton sessilifolius%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 167%1916%%%%%%%unknown
323119-2%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%spec.%L.%%L.%Potamogeton setaceus%Sp. Pl. [Linnaeus]%1: 127%1753%%[NON GCI] as P. setaceum%%%%Europe%tax. nov.
603409-1%1.8%Potamogetonaceae%%N%Potamogeton%%spec.%Pursh%%Pursh%Potamogeton setaceus%Fl. Amer. Sept. (Pursh)%1: 120%1813%%%%%%%unknown
603410-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Schumach.%%Schumach.%Potamogeton setaceus%Enum. Pl. [Schumacher]%1: 51%1801%%%%%%%unknown
603411-1%1.1.2.1.1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Gilib. ex Schult.%%Gilib. ex Schult.%Potamogeton setaceus%Mant. 3 (Schultes & Schultes f.)%3: 355%1827%%%%%%%unknown
603412-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Tausch%%Tausch%Potamogeton setaceus%Flora%19(2): 423%1836%%%%%%%unknown
77245285-1%1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Schumach.%%Schumach.%Potamogeton setaceus%Enum. Pl. [Schumacher]%1: 51%1801%%%%%%%tax. nov.
603414-1%1.6%Potamogetonaceae%%N%Potamogeton%%spec.%A.Benn.%%A.Benn.%Potamogeton sibiricus%J. Bot.%28: 300%1890%%%%%%%unknown
1014498-1%1.5%Potamogetonaceae%%N%Potamogeton%%subsp.%(Hagstr.) Tzvelev%(Hagstr.)%Tzvelev%Potamogeton sibiricus subsp. subsibiricus%Novosti Sist. Vyssh. Rast.%32: 182 (2000):%2000%%%Potamogetonaceae Potamogeton subsibiricus Hagstr.%%%%comb. nov.
603415-1%1.3%Potamogetonaceae%%N%Potamogeton%%spec.%Tineo ex Guss.%%Tineo ex Guss.%Potamogeton siculus%Syn. Fl. Sic.%ii. 790%%%%%%%%unknown
603416-1%1.7%Potamogetonaceae%%N%Potamogeton%%spec.%Bercht. & J.Presl%%Bercht. & J.Presl%Potamogeton siculus%Prir. Rostlin Aneb. Rostl.%1: Alismat. 21 (Quid?)%%%%%%%%unknown
77258241-1%1.1%Potamogetonaceae%%N%Potamogeton%%subsp.%(Loret & Barrandon) P.Fourn.%(Loret & Barrandon)%P.Fourn.%Potamogeton siculus subsp. subflavus%Quatre Fl. France%141%1935%%%Potamogetonaceae Potamogeton subflavus Loret & Barrandon%%%%comb. et stat. nov.
603417-1%1.3.1.4%Potamogetonaceae%%N%Potamogeton%%spec.%A.Benn.%%A.Benn.%Potamogeton similis%J. Bot.%40: 146%1902%%%%%%%unknown
699798-1%1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Migo%%Migo%Potamogeton sinicus%J. Shanghai Sci. Inst. Sect. 3.%iii. pp. 1-9 (1934); cf. Bot. Mag,Tokyo, 1935, xlix. 46, japonice%%%%%%%%unknown
982929-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Klinkova%%Klinkova%Potamogeton skvortsovii%Byull. Glavn. Bot. Sada%168: 48 (1993)%1993%%%%%%Russia South;Russia East;Kazakhstan.;%tax. nov.
971951-1%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Wiegleb%%Wiegleb%Potamogeton solomonensis%Blumea%37(2): 381 (1993)%1993%%%%%%Solomon Is. (South Solomons).%tax. nov.
603418-1%1.1.2.1.1.6%Potamogetonaceae%%N%Potamogeton%%spec.%Laest. ex Fr.%%Laest. ex Fr.%Potamogeton sparganiifolius%Novit. Fl. Suec. Mant.%1(1-3): 9%1832%%%%%%%unknown
603419-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Bab.%%Bab.%Potamogeton sparganiifolius%Man. Brit. Bot. [Babington]%ed. 6, 363%1867%%%%%%%unknown
603420-1%1.1.2.1.1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Tuck. ex A.Gray%%Tuck. ex A.Gray%Potamogeton spathaeformis%Manual [Gray], ed. 5%487%1867%%%%%%%unknown
603421-1%1.6%Potamogetonaceae%%N%Potamogeton%%spec.%Morong%%Morong%Potamogeton spathulaeformis%Mem. Torrey Bot. Club%iii. 2 (1892) 26 t. 35.%%%%%%%%unknown
603422-1%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Auct. ex Nyman%%Auct. ex Nyman%Potamogeton spathulatus%Consp. Fl. Eur.%4: 681%1882%%%%%%%unknown
603423-1%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Schrad. ex W.D.J.Koch & Ziz%%Schrad. ex W.D.J.Koch & Ziz%Potamogeton spathulatus%Cat. Pl. Palat.%5, 18.%%%%%%%%unknown
208948-2%1.1.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%spec.%Morong%%Morong%Potamogeton spathuliformis%Mem. Torrey Bot. Club%3(2): 26 (t. 35)%1893%%as spathulaeformis%%%%%tax. nov.
208949-2%1.1.2.1.1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton spirilliformis%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 137, f. 60%1916%%%%%%Brazil, Uruguay%tax. nov.
603424-1%1.6%Potamogetonaceae%%N%Potamogeton%%spec.%Tuck.%%Tuck.%Potamogeton spirillus%Amer. J. Sci. Arts%ser. 2, 6: 228%1848%%%%%%%unknown
208950-2%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%var.%Peck%%Peck%Potamogeton spirillus var. curvifolius%Rep. (Annual) Regents Univ. State New York New York State Mus.%49: 42 (reprint 28)%1896%%%%%%New York (Northeastern U.S.A., Northern America)%tax. nov.
208951-2%1.1.2.1.1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton spoliatus%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 168, f. 85%1916%%%%%%Argentina%tax. nov.
699802-1%1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton stagnorum%Wiss. Ergebn. Schwed. Rhodesia-Kongo-Exped. 1911-1912%i. 187 (1916)%%%%%%%%unknown
208952-2%1.1.2.1.1.8%Potamogetonaceae%%N%Potamogeton%%spec.%K.Schum.%%K.Schum.%Potamogeton stenostachys%Fl. Bras. (Martius)%3(3): 687, t. 119%1894%%%%%%Brazil (Southern America)%tax. nov.
699803-1%1.3%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton × steriliformis%in Hartm. Handb. Skand. Fl. ed. Holmb.%i. 97 (1922).%%%%%%%%unknown
699804-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton sterilis%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 238, in syn.%1916%%%%%%%unknown
208953-2%1.1.2.2.1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Ruiz & Pav.%%Ruiz & Pav.%Potamogeton striatus%Fl. Peruv. [Ruiz & Pavon]%1: 70%1798%%%%%%Chancay near Torreblanca, Lima (Peru, Western South America, Southern America)%tax. nov.
208954-2%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%spec.%A.Benn.%%A.Benn.%Potamogeton strictifolius%J. Bot.%40: 148%1902%%%%%%%tax. nov.
208955-2%1.1.2.2.1.1%Potamogetonaceae%%N%Potamogeton%%var.%Fernald%%Fernald%Potamogeton strictifolius var. rutiloides%Mem. Gray Herb.%3: 57, pls. 8, 29 (p.p.), 33(p.p.)%1932%%%%%%Canada &amp; U. S%tax. nov.
208956-2%1.1.2.2.1.1%Potamogetonaceae%%N%Potamogeton%%var.%Fernald%%Fernald%Potamogeton strictifolius var. typicus%Mem. Gray Herb.%3 (Mem. Am. Acad. Arts & Sci. 17, pt. 1. 1932.): 56%1932%%%%%%%tax. nov.
603428-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Phil.%%Phil.%Potamogeton strictus%Fl. Atacam.%50%1860%%%%%%%unknown
208957-2%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%var.%Hagstr.%%Hagstr.%Potamogeton strictus var. magellanicus%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 27, f. 7, c%1916%%%%%%Tierra del Fuego%tax. nov.
603429-1%1.6%Potamogetonaceae%%N%Potamogeton%%spec.%A.Benn.%%A.Benn.%Potamogeton sturrockii%in Scott. Natural.%n.s., i. (1883) 27%%%%%%%%unknown
699805-1%1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Hook.f.%%Hook.f.%Potamogeton sturrockii%Student. Fl. Brit. Isl.%ed. 3, 435%1884%%%%%%%unknown
699806-1%1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstrem%%Hagstrem%Potamogeton stylatus%Bot. Not.%1908, 98.%%%%%%%%unknown
289140-2%1.1.2.1.1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton × subdentatus%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 201%1916%%Potamogeton illinoensis X perfoliatus%%%%%tax. nov.
208959-2%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%var.%Hagstr.%%Hagstr.%Potamogeton subdentatus var. petiolatus%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 201%1916%%%%%%British Columbia (Western Canada, Northern America)%tax. nov.
208960-2%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%var.%Hagstr.%%Hagstr.%Potamogeton subdentatus var. sessilis%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 201, f. 4; 34, f. 3%1916%%%%%%Ontario (Eastern Canada, Northern America)%tax. nov.
603430-1%1.2.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Loret & Barrandon%%Loret & Barrandon%Potamogeton subflavus%Fl. Montp.%671.%%%%%%%%unknown
699808-1%1.1.1.2%Potamogetonaceae%%N%Potamogeton%%spec.%A.Benn.%%A.Benn.%Potamogeton subfuscus%J. Bot.%65: 114%1927%%%%%%%unknown
699809-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton subjavanicus%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 129%1916%%%%%%%unknown
289139-2%1.1.2.1.1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton × subnitens%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 259%1916%%Potamogeton bupleuroides X gramineus%%%%%tax. nov.
699811-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton suboblongus%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 182%1916%%%%%%%unknown
699812-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton subobtusus%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 147%1916%%%%%%%unknown
699813-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton subretusus%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 30%1916%%%%%%%unknown
289138-2%1.1.2.1.1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton × subrufus%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 241%1916%%Potamogeton lucens X nodosus%%%%%tax. nov.
699815-1%1.3.2.1%Potamogetonaceae%%N%Potamogeton%%spec.%E.G.Camus%%E.G.Camus%Potamogeton subsessilifolius%Notul. Syst. (Paris)%1: 86%1909%%%%%%%unknown
289137-2%1.1.2.1.1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton × subsessilis%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 190%1916%%Potamogeton nodosus X nuttallii%%%%%tax. nov.
699817-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton subsibiricus%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 84%1916%%%%%%%unknown
603431-1%1.1.2.2.1.3%Potamogetonaceae%%N%Potamogeton%%spec.%Schur%%Schur%Potamogeton subtrichodes%Enum. Pl. Transsilv.%633%1866%%%%%%%unknown
289136-2%1.1.2.1.1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton × sudermanicus%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 73%1916%%Potamogeton acutifolius X pusillus%%%%%tax. nov.
320715-2%1.1.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%spec.%K.Richt.%%K.Richt.%Potamogeton × suecicus%Pl. Eur.%1: 15%1890%%[Gandhi 29 Jan 2001] ?parents: P. filiformis Pers. X P. pectinatus L.%%%%Sweden (Northern Europe, Europe)%tax. nov.
603433-1%1.7%Potamogetonaceae%%N%Potamogeton%%spec.%A.Benn.%%A.Benn.%Potamogeton sulcatus%Ann. K. K. Naturhist. Hofmus.%vii. (1892) 294.%%%%%%%%unknown
72197-3%1.1%Potamogetonaceae%%N%Potamogeton%%spec.%A.Benn.%%A.Benn.%Potamogeton sulcatus%Annalen des K. K. Naturhistorischen Hofmuseums. Vienna 7%%1892%%%%%%%unknown
603434-1%1.6%Potamogetonaceae%%N%Potamogeton%%spec.%Miq.%%Miq.%Potamogeton sumatranus%Fl. Ned. Ind., Eerste Bijv.%3: 597%1861%%%%%%%unknown
603435-1%1.9%Potamogetonaceae%%N%Potamogeton%%spec.%Cham. & Schltdl.%%Cham. & Schltdl.%Potamogeton syriacus%Linnaea%2(2): 227%1827%%%%%%%unknown
603436-1%1.8%Potamogetonaceae%%N%Potamogeton%%spec.%Less.%%Less.%Potamogeton tataricus%Linnaea%9(2): 206%1834%%%%%%%unknown
699819-1%1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Makino%%Makino%Potamogeton teganumensis%Bot. Mag. (Tokyo)%26: 122%1912%%%%%%%unknown
208961-2%1.1.2.2.1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Fernald%%Fernald%Potamogeton tennesseensis%Rhodora%38: 167, pl. 412%1936%%%%%%Tennessee (Southeastern U.S.A., Northern America)%tax. nov.
603437-1%1.7%Potamogetonaceae%%N%Potamogeton%%spec.%F.Muell.%%F.Muell.%Potamogeton tenuicaulis%Fragm. (Mueller)%1(4): 90; 1(Addit.): 244%1859%%%%%%%unknown
208963-2%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Phil.%%Phil.%Potamogeton tenuifolius%Anales Mus. Nac., Santiago de Chile%1891: [95]%1891%%%%%%Chile%tax. nov.
603438-1%1.1.2.1.1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Raf.%%Raf.%Potamogeton tenuifolius%Med. Repos.%ser. 3, 2: 409 (Quid ?).%1811%%%%%%%unknown
603439-1%1.6%Potamogetonaceae%%N%Potamogeton%%spec.%Kunth%%Kunth%Potamogeton tenuifolius%Nov. Gen. Sp. [H.B.K.]%i. 296.%%%%%%%%unknown
208964-2%1.1.2.3.1.1%Potamogetonaceae%%N%Potamogeton%%var.%(Fernald) Fernald%(Fernald)%Fernald%Potamogeton tenuifolius var. subellipticus%Rhodora%33(no. 394): 211%1931%%%Potamogetonaceae Potamogeton microstachys  var. subellipticus Fernald%%%%comb. nov.
699821-1%1.3.2.1.1.1%Potamogetonaceae%%N%Potamogeton%%spec.%E.G.Camus%%E.G.Camus%Potamogeton tenuinervis%Notul. Syst. (Paris)%1: 88%1909%nom. illeg. later homonym    ,  there is an earlier fossil name: Potamogeton tenuinervis A.Massal. in Piante Foss. Tert. Vicent.: 80. 1851.%%%%%%tax. nov.
603441-1%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Hook.f.%%Hook.f.%Potamogeton tenuissimus%Trans. Linn. Soc. London%23(2): 342%1861%%%%%%%unknown
603442-1%1.1.2.1.1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Lohr ex Beurl.%%Lohr ex Beurl.%Potamogeton tenuissimus%Bot. Not.%1853: 90%1853%%%%%%%unknown
77246158-1%1.2%Potamogetonaceae%%N%Potamogeton%%spec.%(Mert. & W.D.J.Koch) Rchb.%(Mert. & W.D.J.Koch)%Rchb.%Potamogeton tenuissimus%Icon. Fl. Germ. Helv. (H.G.L. Reichenbach)%7: 14%1845%%%Potamogetonaceae Potamogeton pusillus L. var. tenuissimus Mert. & W.D.J.Koch in Röhl.%%%%comb. et stat. nov.
603443-1%1.8%Potamogetonaceae%%N%Potamogeton%%spec.%A.Benn.%%A.Benn.%Potamogeton tepperi%J. Bot.%25: 178%1887%%%%%%%unknown
603444-1%1.6%Potamogetonaceae%%N%Potamogeton%%spec.%(Auct.?)  ex A.Benn.%(Auct.?)% ex A.Benn.%Potamogeton thomasii%Ann. K. K. Naturhist. Hofmus.%vii. (1892) 288%%%%%%%%unknown
603445-1%1.10%Potamogetonaceae%%N%Potamogeton%%spec.%Cham. & Schltdl.%%Cham. & Schltdl.%Potamogeton thunbergii%Linnaea%2(2): 221%1827%%%%%%%unknown
603447-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%K.Richt.%%K.Richt.%Potamogeton × tiselii%Pl. Eur.%i. (1890) 13.%%%%%%%Suecia%unknown
699822-1%1.3.2.1%Potamogetonaceae%%N%Potamogeton%%spec.%E.G.Camus%%E.G.Camus%Potamogeton tonkinensis%Notul. Syst. (Paris)%1: 86%1909%%%%%%%unknown
699823-1%1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Koidz.%%Koidz.%Potamogeton torquatus%Bot. Mag. (Tokyo)%43: 397%1929%%%%%%%unknown
699824-1%1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Dörfl.%%Dörfl.%Potamogeton torssandri%Herb. Norm. Sched. Cent. [Dörfler]%No. 3583 (1898)%%%%%%%%unknown
77167045-1%1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Kadono, Horii & T.Yaman.%%Kadono, Horii & T.Yaman.%Potamogeton × tosaensis%Acta Phytotax. Geobot.%68(2): 111%2017%%doi:10.18942/apg.201619%%%%Shikoku (Japan, Eastern Asia, Asia-Temperate)%tax. nov.
603448-1%1.1.2.1.1.6%Potamogetonaceae%%N%Potamogeton%%spec.%Maxim. ex A.Benn.%%Maxim. ex A.Benn.%Potamogeton tretocarpus%J. Bot.%29: 154%1891%%%%%%%unknown
603449-1%1.1.2.1.1.6%Potamogetonaceae%%N%Potamogeton%%spec.%F.Muell. & A.Benn. ex A.Benn.%%F.Muell. & A.Benn. ex A.Benn.%Potamogeton tricarinatus%J. Bot.%30: 229%1892%%%%%%%unknown
72324-3%1.1%Potamogetonaceae%%N%Potamogeton%%spec.%A.Benn.%%A.Benn.%Potamogeton tricarinatus%Journal of Botany 30%%1892%%%%%%%unknown
603450-1%1.6%Potamogetonaceae%%N%Potamogeton%%spec.%Tuck.%%Tuck.%Potamogeton trichoides%Amer. J. Sci. Arts%ser. 2, 7: 358%1849%%%%%%%unknown
603451-1%1.2.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%spec.%Benth.%%Benth.%Potamogeton trichoides%Pl. Hartw. [Bentham]%341; Schur, in Oestr Bot. Zeitschr. xx. (1870) 281%1857%%%%%%%unknown
603452-1%1.9%Potamogetonaceae%%N%Potamogeton%%spec.%Cham. & Schltdl.%%Cham. & Schltdl.%Potamogeton trichoides%Linnaea%2(2): 175%1827%%%%%%%unknown
77289903-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Asch.%%Asch.%Potamogeton trichoides var. leiocarpus%Fl. Brandenburg%1: 665%1864%%%%%%%tax. nov.
77289514-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Asch.%%Asch.%Potamogeton trichoides var. liocarpus%Fl. Brandenburg%1: 665%1864%%%%%%%tax. nov.
77289806-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%(J.Gay) Magnin%(J.Gay)%Magnin%Potamogeton trichoides var. monogynus%Bull. Soc. Bot. France%43: 447%1896%%%Potamogetonaceae Potamogeton monogynus J.Gay%%%%comb. et stat. nov.
77289167-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%(Ten. & Guss.) Nyman%(Ten. & Guss.)%Nyman%Potamogeton trichoides var. tuberculatus%Consp. Fl. Eur.%683%1882%%%Potamogetonaceae Potamogeton tuberculatus Ten. & Guss.%%%%comb. et stat. nov.
77289225-1%1.3%Potamogetonaceae%%N%Potamogeton%%var.%Rchb.%%Rchb.%Potamogeton trichoides var. tuberculosus%Icon. Fl. Germ. Helv. (H.G.L. Reichenbach)%7: 13%1845%%%%%%%tax. nov.
208965-2%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Wallr.%%Wallr.%Potamogeton tricostatus%Pflanzenr. (Engler)%4, Fam. 11: 51%1907%%%%%%%tax. nov.
699825-1%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%spec.%G.Fisch.%%G.Fisch.%Potamogeton trinervius%Ber. Bayer. Bot. Ges.%xi. 29 (1907), hybr.%%nom. illeg. later homonym%This name is a later homonym of the fossil:- Potamogeton trinervius G. de Saporta, Dernières adjonctions à la flore fossile d'Aix-en-Provence précédées de notions stratigraphiques et paléontologiques appliquées à l'étude du gisement des plantes fossiles d'Aix-en-Provence pp.[102]. 1888%%%%%unknown
603453-1%1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Ten. & Guss.%%Ten. & Guss.%Potamogeton tuberculatus%Fl. Neap. Syll. App.%v. 4%%%%%%%%unknown
603454-1%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Roxb.%%Roxb.%Potamogeton tuberosus%Hort. Bengal.%12; Fl. Ind. i. 452%%%%%%%%unknown
699827-1%1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton tubulatus%S. Tibet%vi. III. 96%1922%%%%%%%unknown
603455-1%1.4.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%spec.%J.W.Robbins ex A.Gray%%J.W.Robbins ex A.Gray%Potamogeton tuckermanii%Fl. U. St.%ed. II. 434.%%%%%%%%unknown
77245543-1%1.1%Potamogetonaceae%%N%Potamogeton%%spec.%J.W.Robbins%%J.W.Robbins%Potamogeton tuckermanii%Manual%ed. 2: 434%1856%%%%%%%nom. nov.
289135-2%1.1.2.1.1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton × turionifer%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 91%1916%%Potamogeton foliosus X pusillus%%%%%tax. nov.
208966-2%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%var.%Hagstr.%%Hagstr.%Potamogeton turionifer var. mucronulatus%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 91%1916%%%%%%Ontario (Eastern Canada, Northern America)%tax. nov.
208967-2%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%var.%Hagstr.%%Hagstr.%Potamogeton turionifer var. tenuis%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 91, f. 4; 34, f. 3%1916%%%%%%Ontario (Eastern Canada, Northern America)%tax. nov.
208968-2%1.1.2.1.1.8%Potamogetonaceae%%N%Potamogeton%%spec.%K.Schum.%%K.Schum.%Potamogeton ulei%Fl. Bras. (Martius)%3(3): 690%1894%%%%%%Santa Catarina (Brazil, Southern America)%tax. nov.
603457-1%1.1.2.1.1.5.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%spec.%Boenn. ex Cham. & Schltdl.%%Boenn. ex Cham. & Schltdl.%Potamogeton uliginosus%Linnaea%2(2): 216%1827%%%%%%%unknown
603458-1%1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Wolfg.%%Wolfg.%Potamogeton undulatus%Mant. 3 (Schultes & Schultes f.)%3: 360%1827%%%%%%%unknown
699829-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Wolfg., pro spec., Dandy & G.Taylor%%Wolfg., pro spec., Dandy & G.Taylor%Potamogeton × undulatus%Watsonia%6: 316%1967%%%%%%%unknown
77289951-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Fryer%%Fryer%Potamogeton undulatus var. cooperi%J. Bot.%29: 289%1891%%%%%%%tax. nov.
603459-1%1.1.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%spec.%Tiselius%%Tiselius%Potamogeton upsaliensis%Bot. Not.%1884: 15%1884%%%%%%%unknown
208969-2%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%spec.%A.Benn. & Graebn.%%A.Benn. & Graebn.%Potamogeton uruguayensis%Pflanzenr. (Engler)%4, Fam. 11: 111%1907%%%%%%Uruguay (Southern South America, Southern America)%tax. nov.
603460-1%1.7%Potamogetonaceae%%N%Potamogeton%%spec.%J.K.Fisch.%%J.K.Fisch.%Potamogeton vaginalis%Gefässpfl. Neu-Vorpommerns%40%1861%%%%%%%tax. nov.
307042-2%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Turcz.%%Turcz.%Potamogeton vaginatus%Bull. Soc. Imp. Naturalistes Moscou%27(2): 66%1854%nom. illeg.    ,  there is an earlier fossil name: Potamogeton vaginatus A.Massal. in Schizzo Geogn. Valle Progno Illasi 55. 20 Sep - Nov 1850%%%%%Siberia: in lacubus subsalsis, prope Selenginenses [subsaline lake near Selenginsk S of Lake Baikal], Russia%tax. nov.
603461-1%1.1.2.1.1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Turcz.%%Turcz.%Potamogeton vaginatus%Bull. Soc. Imp. Naturalistes Moscou%11(1): 102%1838%nom. inval. nom. nud.%%%%%%tax. nov.
208970-2%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%var.%Hagstr.%%Hagstr.%Potamogeton vaginatus var. canadensis%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 36%1916%%%%%%Alberta (Western Canada, Northern America)%tax. nov.
77258198-1%1.3%Potamogetonaceae%%N%Potamogeton%%subsp.%(G.Fisch.) Schinz & Thell.%(G.Fisch.)%Schinz & Thell.%Potamogeton vaginatus subsp. helveticus%Fl. Schweiz (Schinz), ed. 4.%32%1923%%%%%%%comb. nov.
603462-1%1.4.2.1.1.1%Potamogetonaceae%%N%Potamogeton%%spec.%Roem. & Schult.%%Roem. & Schult.%Potamogeton vaillantii%Syst. Veg., ed. 15 bis [Roemer & Schultes]%3: 514%1818%%%%%%%unknown
208971-2%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Morong%%Morong%Potamogeton varians%J. Bot.%27: 33, pl. 287%1889%%%%%%Massachusetts (Northeastern U.S.A., Northern America)%tax. nov.
77245429-1%1.1%Potamogetonaceae%%N%Potamogeton%%spec.%Morong ex Fryer%%Morong ex Fryer%Potamogeton varians%J. Bot.%25: 308%1887%%%%%%%tax. nov.
603464-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Thore%%Thore%Potamogeton variifolius%Essai Chloris%47%1803%%%%%%%unknown
699831-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Thore.Pro.spec., Dandy & G.Taylor%%Thore.Pro.spec., Dandy & G.Taylor%Potamogeton × variifolius%Watsonia%6: 314%1967%%%%%%%unknown
603465-1%1.5.2.1.1.1%Potamogetonaceae%%N%Potamogeton%%spec.%J.W.Robbins ex A.Gray%%J.W.Robbins ex A.Gray%Potamogeton vaseyi%Fl. N. U.S.%ed. V. 485.%%%%%%%%unknown
208972-2%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%var.%Morong%%Morong%Potamogeton vaseyi var. latifolius%Mem. Torrey Bot. Club%3, no. 2: 44%1893%%%%%%Canada and northern United States%tax. nov.
699832-1%1.3%Potamogetonaceae%%N%Potamogeton%%spec.%A.Benn.%%A.Benn.%Potamogeton venosus%Trans. & Proc. Bot. Soc. Edin.%xxix. 52 (1924)%%%%%%%%unknown
699833-1%1.1.2.2.4.1%Potamogetonaceae%%N%Potamogeton%%spec.%Baagøe%%Baagøe%Potamogeton venustus%Actes Congr. Intern. Bot., Paris%516 (1900),hybr.%%%%%%%%unknown
77245596-1%1.1%Potamogetonaceae%%N%Potamogeton%%spec.%Baagøe ex A.Benn.%%Baagøe ex A.Benn.%Potamogeton × venustus%J. Bot.%45: 375%1907%%%%%%%tax. nov.
77074090-1%1.4%Potamogetonaceae%%N%Potamogeton%%spec.%A.A.Bobrov & Chemeris%%A.A.Bobrov & Chemeris%Potamogeton × vepsicus%Bot. Zhurn. (Moscow & Leningrad)%91(1): 74 (71-84; figs. 1-5)%2006%%%%%%North European Russia (Eastern Europe, Europe)%tax. nov.
77105859-1%1.1%Potamogetonaceae%%N%Potamogeton%%spec.%Z.Kaplan, Hellq. & Fehrer%%Z.Kaplan, Hellq. & Fehrer%Potamogeton × versicolor%Syst. Bot.%34(4): 631 (fig. 9)%2009%%%%%%Maine (Northeastern U.S.A., Northern America)%tax. nov.
430496-1%1.6%Haloragaceae%%N%Potamogeton%%spec.%(L.) Walter%(L.)%Walter%Potamogeton verticillatus%Fl. Carol. [Walter]%90%1788%%%Haloragaceae Myriophyllum verticillatum L.%%%%comb. nov.
603466-1%1.1.2.1.1.3.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Besser ex Roem. & Schult.%%Besser ex Roem. & Schult.%Potamogeton volhynicus%Syst. Veg., ed. 15 bis [Roemer & Schultes]%3: 509, in obs.%1818%%%%%%%unknown
603467-1%1.1.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%spec.%Kihlm.%%Kihlm.%Potamogeton wolfgangii%Herb. Pl. Mus. Fenn.%(1889) 33 et 128; et A. Bennett, in Annal. Naturh. Hofmus.Wien, vii. (1892) 292%%%%%%%%unknown
603468-1%1.1.2.1.1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Morong%%Morong%Potamogeton wrightii%Bull. Torrey Bot. Club%13(9): 158%1886%%%%%%%unknown
937029-1%1.2.1.3%Potamogetonaceae%%N%Potamogeton%%spec.%Ma%%Ma%Potamogeton xinganensis%Acta Sci. Nat. Univ. Intramongol.%20(2): 281 (1989)%1989%%%%%%China.%tax. nov.
931812-1%1.1.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%spec.%Kadono & Wiegleb%%Kadono & Wiegleb%Potamogeton × yamagataensis%J. Jap. Bot.%62(3): 73 (1987)%1987%%%%%%Japan.%tax. nov.
603469-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Wallm.%%Wallm.%Potamogeton zetterstedtii%Bot. Zeitung (Berlin)%1: 256%1843%%%%%%%unknown
208973-2%1.1.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%spec.%Mert. & W.D.J.Koch%%Mert. & W.D.J.Koch%Potamogeton zizii%%%%%%%%%%tax. nov.
603470-1%1.4%Potamogetonaceae%%N%Potamogeton%%spec.%Koch ex Roth%%Koch ex Roth%Potamogeton zizii%Enum. Pl. Germ.%i. 531%%%%%%%%unknown
208974-2%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%var.%(J.W.Robbins) Morong%(J.W.Robbins)%Morong%Potamogeton zizii var. connecticutensis%J. Bot.%39: 199%1901%%%%%%%tax. nov.
208978-2%1.1.2.1.1.3%Potamogetonaceae%%N%Potamogeton%%spec.%Hagstr.%%Hagstr.%Potamogeton ziziiformis%Bot. Not.%1908: 99, fig. 3%1908%%%%%%Brazil (Southern America)%tax. nov.
208975-2%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%var.%A.Benn.%%A.Benn.%Potamogeton zizii var. gracilis%Pflanzenr. (Engler)%4, Fam. 11: 83%1907%%%%%%North America%tax. nov.
208976-2%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%var.%Graebn.%%Graebn.%Potamogeton zizii var. methyensis%Pflanzenr. (Engler)%4, Fam. 11: 83~ fig. 4; 34, fig. 3%1907%%%%%%%tax. nov.
208977-2%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%var.%A.Benn.%%A.Benn.%Potamogeton zizii var. porrectifolius%Pflanzenr. (Engler)%4, Fam. 11: 83~ fig. 4; 34, fig. 3%1907%%%%%%North America%tax. nov.
77289631-1%1.2%Potamogetonaceae%%N%Potamogeton%%var.%Fieber%%Fieber%Potamogeton zizii var. validus%Oekon.-Techn. Fl. Böhm.%2(1): 263%1838%%%%%%%nom. et stat. nov.
603471-1%1.5%Potamogetonaceae%%N%Potamogeton%%spec.%Bab.%%Bab.%Potamogeton zosteraceus%Man. Brit. Bot. [Babington]%325%1843%%%%%%%unknown
603472-1%1.6%Potamogetonaceae%%N%Potamogeton%%spec.%Fr.%%Fr.%Potamogeton zosteraceus%Novit. Fl. Suec. Alt.%51%1828%%%%%%%unknown
603473-1%1.7%Potamogetonaceae%%N%Potamogeton%%spec.%Schumach.%%Schumach.%Potamogeton zosterifolius%Enum. Pl. [Schumacher]%i. 50.%1801%%%%%%%unknown
208981-2%1.1.2.1.1.2%Potamogetonaceae%%N%Potamogeton%%var.%A.Benn.%%A.Benn.%Potamogeton zosterifolius var. americanus%Trans. & Proc. Bot. Soc. Edinburgh%29: 46%1924%%%%%%Indiana (Northeastern U.S.A., Northern America)%tax. nov.
208982-2%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%var.%Hook.%%Hook.%Potamogeton zosterifolius var. minor%Fl. Bor.-Amer. (Hooker)%2(10): 172%1838%%%%%%Portage la Loch, York Factory on Hudson Bay, Canada%tax. nov.
208983-2%1.1.2.1.1.4%Potamogetonaceae%%N%Potamogeton%%f.%Hagstr.%%Hagstr.%Potamogeton zosterifolius f. selenocarpus%Kungl. Svenska Vetenskapsakad. Handl.%n.f, 55(5): 67%1916%%%%%%United States of America (Northern America)%tax. nov.
208984-2%1.1.2.2.1.4%Potamogetonaceae%%N%Potamogeton%%subsp.%(Fernald) Hultén%(Fernald)%Hultén%Potamogeton zosterifolius subsp. zosteriformis%Kungl. Svenska Vetenskapsakad. Handl.%8(5): 168%1962%%%%%%%tax. nov.
208985-2%1.1.2.2.1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Fernald%%Fernald%Potamogeton zosteriformis%Mem. Amer. Acad. Arts%17: 36%1932%%%%%%Quebec to Virginia, Illinois, California &amp; British Columbia%tax. nov.
603474-1%1.1.2.2.1.2%Potamogetonaceae%%N%Potamogeton%%spec.%Dumort.%%Dumort.%Potamogeton zosterophyllus%Fl. Belg. (Dumortier)%164%1827%%%%%%%unknown