Phyllostegia triquerta H. St. John , Phytologia 63: 182. 1987.
Type information:
Holotype [BISH]. H. Mann and W.T. Brigham 404. Maui: East Maui, Haleakala, Ulapalakua.7000ft. Isotype(s) [GH!].
=Phyllostegia haliakalae

*Verification: Wagner, W.L. 1999. Novon 9:265-279.