Bidens micrantha Gaudich. var. caduca (Sherff) Sherff, Amer. J. Bot. 22: 705. 1935. Flora of the Hawaiian Islands --Basionym
Type Information
Bidens sandvicensis Less. var. caduca Sherff, Bot. Gaz. (Crawfordsville) 85: 7 1928.
Moloka`i: s.l.. 1851- 1871. W. Hillebrand s.n..
Holotype [B].

Note: Holotype presumably destroyed. Photo of holotype, negative no. 49756 (F) seen. Holotype was only known collection.

=Bidens micrantha subsp. micrantha
*Verification: None.

*Verification: R.K. Shannon.