Pelea hawaiensis Wawra var. rubra (Rock) B. C. Stone, Pacific Sci. 17: 408. 1963.
Flora of the Hawaiian Islands --Basionym Type Information Pelea cinerea (A. Gray) Hillebr. var. rubra Rock, Bot. Gaz. (Crawfordsville) 65: 264 1918.
Hawai`i: North Kona, Pu`uwa`awa`a, near Huehue Ranch, on lava beds. 6 June 1909. J. F. Rock 3565.
Holotype
[BISH].
Note: There are two labels on the holotype, one with collection number 3565, the other with collection number 3561; published as 3565.