This name is a synonym of Monardella nana subsp. tenuiflora (S.Watson ex A.Gray) Abrams.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 129396) with original publication details: Proc. Amer. Acad. Arts 17: 230 1882.
This name was in version 1 of The Plant List, record kew-129396, and has not been changed.