Rhacosperma koa (A. Gray) Pedley, Bot. J. Linn. Soc. 92(3): 248.. 1986.. Flora of the Hawaiian Islands --Basionym
Type Information
Acacia koa A. Gray , U. S. Expl. Exped., Phan. 480 1854.
O`ahu: mountains behind Honolulu. 1840. U. S. Expl. Exped. s.n..
Lectotype [K]. Isolectotype(s) [GH, US]. Lectotypified in H. St. John. Pacific Sci. 33: 358. 1979 [1980].

Note: Additional syntype: Hawai`i, sides of Mouna Loa anad Mouna Kea (K). Can the US and GH sheets really be considered isolectotypes since they have no locality data?

=Acacia koa
*Verification: None.

*Verification: None.