Bidens waianensis Sherff , Bot. Gaz. (Crawfordsville) 70: 104. 1920.
Type information:
Holotype [F]. C.N. Forbes 2023.O. 1-2 February 1915. O`ahu: Wai`anae Range, Kolekole Pass. Isotype(s) [BISH! [2]].
=Bidens torta