Cyanea angustifolia (Cham.) Hillebr. var. lanaiensis Rock, Bull. Torrey Bot. Club 44: 235. 1917.
Type information:
Lectotype [BISH]. J. F. Rock 8053. 23 July 1910. Lana`i: Kaiholena Valley.
Lectotypified in Lammers. Taxon 43: 554. 1994. Isolectotype(s) [A! [4], DS!, K!, L!, NSW!, NY! [2], P!, US! [2], W!].

Note: Rock effectively lectotypified on the Hillebrand collection at B (Monogr. Stud. Haw. Lobelioid. 197. 1919), but Hillebrand's collections at B were destroyed.

=Cyanea angustifolia
Note: Rock effectively lectotypified on the Hillebrand collection at B (Monogr. Stud. Haw. Lobelioid. 197. 1919), but Hillebrand's collections at B were destroyed.

*Verification: T.G. Lammers.