Cyanea knudsenii Rock , Monogr. Stud. Haw. Lobelioid. 213. 1919.
Type information:
Lectotype
[GH]. V. Knudsen s.n.. s.d.. Kaua`i: Waimea.
Lectotypified in Lammers. Taxon 43: 559. 1994. Isolectotype(s)
[B!, BISH!].
=Cyanea hirtella
Cyanea knudsenii Rock var. glabra E. Wimm., in Engler, Pflanzenr. IV. 276b. (Heft 106): 75. 1943.
Type information:
Holotype
[BISH]. C.N. Forbes 2598.M. 24 June 1920. Maui: Honomanu Gulch, west bank. Isotype(s)
[W! [3]].
=Cyanea glabra