Phyllostegia insignis H. St. John , Phytologia 63: 175. 1987.
Type information:
Holotype
[BISH]. A. Medeiros s.n.. Maui.
Note: Holotype missing, 10/1987. Did St. John adequately designate the type (no locality, no date, no collector number)?
=Phyllostegia ambigua
Note: Holotype missing, 10/1987. Did St. John adequately designate the type (no locality, no date, no collector number)?
*Verification: None.