Bidens campylotheca Sch. Bip. var. pentamera Sherff, Bot. Gaz. (Crawfordsville) 85: 4. 1928.
Type information:
Holotype [F]. O. Degener and H. Wiebke 2163. 11 August 1927. Maui: [East Maui], Haleakala Crater, Ko`olau Gap, fog-swept medium forest in gap. Isotype(s) [B (PD), BISH! [3], BM, F, HAW, K, MASS!, NY [2, mfc!], P, US].

Note: All three BISH sheets are ex herb. Degener.

=Bidens campylotheca subsp. pentamera
Note: All three BISH sheets are ex herb. Degener.

*Verification: R.K. Shannon.