Phyllostegia brevidens A. Gray var. longipes (Hillebr.) Sherff, Amer. J. Bot. 21: 699. 1934.
Flora of the Hawaiian Islands --Basionym Type Information Phyllostegia ambigua (A. Gray) Hillebr. var. longipes Hillebr., Fl. Hawaiian Isl. 350 1888.
Hawai`i. s.d.. J. M. Lydgate s.n..
Holotype
[B]. Isotype(s)
[BISH!, MEL [photo BISH!]].
Note: This plant is presently known only from Hawai`i, and there is strong doubt that the type was collected on Maui, although original label says "probably E. Maui."