Bidens fulvescens Sherff , Bot. Gaz. (Crawfordsville) 86: 435. 1928.
Type information:
Holotype [F]. O. Degener 2515. 11 February 1928. O`ahu: N slope of Mt. Ka`ala.
=Bidens torta

*Verification: None.

Bidens fulvescens Sherff f. indivisa O. Deg. & Sherff, in Sherff, Bot. Leafl. 2: 6. 1950.
Type information:
Holotype [F]. O. Degener and T. Murashige 19742. 17 July 1949. O`ahu: Pohakea Pass. Isotype(s) [BISH!, GH, US].
=Bidens torta

*Verification: R.K. Shannon.