This name is a synonym of Mimulus glabratus Kunth.
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 29202272) with original publication details: Anales Mus. Nac. Santiago de Chile 1: 70 1891.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:162373-2.
This name was in version 1 of The Plant List, record tro-29202272.