Clermontia oblongifolia Gaudich. var. mauiensis Rock, Indig. trees Haw. Isl. 476. 1913.
Type information:
Holotype [BISH]. J. F. Rock 8804. April 1911. Maui: Honomanu [windward slopes of Mt. Haleakala], along Kailua Ditch Trail.915m. Isotype(s) [A! [2], BISH! [3], GH!, K!, NY!, UC!, W!].

Note: Information in brackets from protologue.

=Clermontia oblongifolia subsp. mauiensis
Note: Information in brackets from protologue.

*Verification: Lammers, T.G. 1991. Syst. Bot. Monogr. 32:1-97.