This name is a synonym of Phymosia rosea (DC.) Kearney.
The record derives from WCSP (in review)
(data supplied on 2012-03-23)
which reports it as a synonym and as an illegitimate name with original publication details: Fl. Mexic ed. 2: 158 1894.
This name was in version 1 of The Plant List, record kew-2871761.