Cyanea angustifolia (Cham.) Hillebr. var. hillebrandii Rock, Bull. Torrey Bot. Club 44: 234. 1917.
Type information:
Holotype [BISH]. J. F. Rock 8799. April 1911. Maui: East Maui, northern slopes of Haleakala, Ke`anae Valley.1000ft. Isotype(s) [GH!, K!, L!, US!, W!].
=Cyanea elliptica