Euphorbia celastroides Boiss. var. waikoluensis Sherff, Bot. Gaz. (Crawfordsville) 97: 594. 1936.
Type information:
Holotype [F]. J. F. Rock 6191. 26 March 1910. Moloka`i: Kalaupapa and Waikolu along the shore. Isotype(s) [BISH! [3], F, GH].

Note: Koutnik, D.L. 1987. Allertonia 4:331-388

=Euphorbia celastroides var. amplectens
Note: Koutnik, D.L. 1987. Allertonia 4:331-388

*Verification: David Lorence.