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 178982-1%1.3.1.2%Asteraceae%%N%Arnica%%spec.%Bong.%%Bong.%Arnica latifolia%Mém. Acad. Imp. Sci. St.-Pétersbourg, Sér. 6, Sci. Math.%2: 147%1832%%%%%%%unknown 77316741-1%1.1%Asteraceae%%N%Arnica%%var.%Herder%%Herder%Arnica latifolia var. angustifolia%Bull. Soc. Imp. Naturalistes Moscou%40(no. 2): 424%1867%nom. inval. nom. nud. Morphological description lacking [Protologue: 'hierher gehôrt das Exemplar von Merk und eines von den Cascade-Mountains']%%%%%%tax. nov. 19954-2%1.3%Asteraceae%%N%Arnica%%var.%(Rydb.) Cronquist%(Rydb.)%Cronquist%Arnica latifolia var. gracilis%Vasc. Pl. Pacif. N. W. [C.L. Hitchcock & al.]%5: 51%1955%%%%%%%tax. nov. 19955-2%1.1.2.1%Asteraceae%%N%Arnica%%var.%L.O.Williams%%L.O.Williams%Arnica latifolia var. teucriifolia%Leafl. W. Bot.%1: 171%1935%%%%%%%tax. nov. 19956-2%1.2%Asteraceae%%N%Arnica%%var.%A.Gray%%A.Gray%Arnica latifolia var. viscidula%Syn. Fl. N. Amer.%1, pt. 2: 381%1884%%%%%%California (Southwestern U.S.A., Northern America)%tax. nov.