Phyllostegia kilaueaensis H. St. John , Phytologia 63: 176. 1987.
Type information:
Holotype [BISH]. F.R. Warshauer and R.L. Stemmermann s.n.. Hawai`i: Kilauea Forest Reserve.

Note: Holotype missing, 10/1987, not found 1/95 (WLW). Present disposition is based on description, not on specimen. Did St. John adequately designate the type (no date and no collector number)?

=Phyllostegia velutina
Note: Holotype missing, 10/1987, not found 1/95 (WLW). Present disposition is based on description, not on specimen. Did St. John adequately designate the type (no date and no collector number)?

*Verification: None.