Euphorbia olowaluana Sherff f. gracilis Sherff, Occas. Pap. Bernice P. Bishop Mus. 20(1): 8. 1949.
Flora of the Hawaiian Islands --Basionym Type Information Euphorbia lorifolia (A. Gray) Hillebr. var. gracilis Rock, Indig. trees Haw. Isl. 259 1913.
Hawai`i: Pu`uwa`awa`a, North Kona. June 1909. J. F. Rock 3593.
Holotype
[BISH]. Isotype(s)
[A, BISH!, GH].
Note: Rock's original label on the BISH isotype is numbered 3596, but a later (typed) label is numbered 3593. Koutnik clearly considered it an isotype (RKS, 8/95). Koutnik, D.L. 1987. Allertonia 4:331-388