Clermontia coerulea Hillebr. , Fl. Hawaiian Isl. 243. 1888.
Type information:
Lectotype
[B]. W. Hillebrand s.n.. Hawai`i: woods of Kona.
Lectotypified in Rock. Monogr. Stud. Haw. Lobelioid. 299 & pl. 165. 1919. Isolectotype(s)
[BISH!, BM!, MEL!].
Clermontia coerulea Hillebr. f. flavescens E. Wimm., in Engler, Pflanzenr. IV. 276b. (Heft 107): 762. 1953.
Type information:
Lectotype
[W]. O. Degener 19375. January 1949. Hawai`i: South Kona, Kealakekua, A. L. Greenwell Ranch, Pauahi Paddock, 17.
Lectotypified in Lammers. Syst. Bot. Monogr. 32: 17. 1991.
=Clermontia clermontioides subsp. clermontioides
Clermontia coerulea Hillebr. subsp. brevidens (Skottsb.) H. St. John, Pacific Trop. Bot. Gard. Mem. 1: 337. 1973.
Clermontia coerulea Hillebr. var. brevidens Skottsb., Acta Horti Gothob. 2: 268. 1926.
Type information:
Holotype
[BISH]. C. Skottsberg 584. 19 September 1922. Hawai`i: Ka`u, forests above Pahala.1100m.
=Clermontia clermontioides subsp. clermontioides
Clermontia coerulea Hillebr. var. degeneri Skottsb., Acta Horti Gothob. 15: 495. 1944.
Type information:
Holotype
[GB]. C. Skottsberg 3306. 16 September 1938. Hawai`i: west side of Mauna Loa, between Koa Mill and `Ohi`a Mill. Isotype(s)
[BISH!, K!, S!].
=Clermontia clermontioides subsp. clermontioides
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
Clermontia coerulea Hillebr. var. parvifolia Rock, Occas. Pap. Bernice P. Bishop Mus. 22(5): 39. 1957.
Type information:
Holotype
[BISH]. J. F. Rock 25650. 14 March 1956. Hawai`i: South Kona, on the land of Kealia No. 2, on road to Komakawai, dense rain forest.5000ft. Isotype(s)
[BISH!, K!, US!, W!].
=Clermontia clermontioides subsp. clermontioides