Bidens skottsbergii Sherff var. pololuensis O. Deg. & Sherff, in Sherff, Bot. Leafl. 8: 24. 1953.
Type information:
Holotype [F]. O. Degener and A. Greenwell 21892. 19 February 1952. Hawai`i: [North Kohala], west slope of Pololu Valley, partly shaded ledges.1000ft. Isotype(s) [AC, BISH!, G, G-DEL, GH, K, MASS!, P, PH, US].
=Bidens hawaiensis