Plantago pachyphylla A. Gray var. kavaiensis A. Gray, Proc. Amer. Acad. Arts 6: 55. 1862.
Type information:
Holotype [US]. U. S. Expl. Exped. s.n.. 1840. Kaua`i: mts. [on tabular summit]. Isotype(s) [GH].

Note: St. John's citation (1985) of the holotype as being at GH is an error.

=Plantago pachyphylla
Note: St. John's citation (1985) of the holotype as being at GH is an error.

*Verification: R.K. Shannon, W.L. Wagner.