Geranium cuneatum Hook.subsp. hypoleucum (A. Gray) Carlquist & Bissing, Biotropica 8: 258. 1976.
*Verification: D.M. Mix.

Type Information
Basionym: Geranium cuneatum Hook. var. hypoleucum A. Gray, U. S. Expl. Exped., Phan. 312 1854.
Hawai`i, [Mouna Loa, from the crater of Lua Pele (=Kilauea) to the elevation of 8,000 feet]. 1840. U. S. Expl. Exped. s.n..
Lectotype [US]. Isolectotype(s) [GH]. Lectotypified in H. St. John. Rhodora 87: 571. 1985.
Note: Gray also cited "mountains of Kauai, a very small form, without flowers."
*Verification: R.K. Shannon, W.L. Wagner.