Type Information
Euphorbia rockii C.N. Forbes , Occas. Pap. Bernice P. Bishop Mus. 4(3): 214 1909.
O`ahu, Punalu`u Mountains. 14-21 September 1908. Forbes and Rock s.n..
Holotype [BISH]. Isotype(s) [BISH!, CU, F, MO!].
Note: The MO sheet does not list Rock as a collector. Koutnik, D.L. 1987. Allertonia 4:331-388
*Verification: David Lorence.
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Euphorbia rockii C.N. Forbes var. grandiflora (Hillebr.) Oudejans, Phytologia 67: 48 1989.

*Verification: David Lorence.
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