Euphorbia celastroides Boiss. var. pseudoniuensis O. Deg. & Sherff, in Sherff, Amer. J. Bot. 43: 475. 1956.
Type information:
Holotype [F]. O. Degener , I. Degener and H. W. Hansen, & G. Cliff 23989. 23 September 1955. Kaua`i: Koke`e, Nu`alolo Trail, open ridge. Isotype(s) [BISH! [2], F, K, NY [2, mfc!]].

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

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

*Verification: David Lorence.