Cyanea grimesiana Gaudich. var. obatae H. St. John, Phytologia 40: 97. 1978.
Type information:
Holotype [BISH]. J. Obata s.n.. 28 November 1965. O`ahu: Wai`anae Mts., Kalua`a Gulch, S gulch of S fork, 200 yd. beyond Firebreak Trail, Honouliuli, on cliff face.2000ft. Isotype(s) [BISH!].
=Cyanea grimesiana subsp. obatae