Bidens gracilis Torr.

, Ann. Lyceum Nat. Hist. New York 2: 215 (1828). BHL
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External links to taxonomic opinions:
WFO POWO
IPNI Life Sciences Identifier (LSID)
urn:lsid:ipni.org:names:184943-1
Publication
Annals of the Lyceum of Natural History of New York
Collation
2: 215
Family as entered in IPNI
Asteraceae

Links

Basionym of
Cosmidium gracile (Torr.) Nutt., Trans. Amer. Philos. Soc. ser. 2, 7: 362 (1841).
Basionym of
Thelesperma gracile (Torr.) A.Gray, Hooker's J. Bot. Kew Gard. Misc. 1: 252 (1849).