Clermontia coerulea Hillebr. var. greenwelliana E. Wimm., in Engler, Pflanzenr. IV. 276b. (Heft 107): 762. 1953.
Type information:
Lectotype [W]. O. Degener 19625. 18 March 1949. Hawai`i: South Kona, along Heifer Paddock-Papaloa fence, Kealekekua Ranch.5300ft.
Lectotypified in Lammers. Syst. Bot. 13: 498. 1988. Isolectotype(s) [B!, NY!].
=Clermontia clermontioides subsp. rockiana