This name is a synonym of Galphimia gracilis Bartl..
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 19500914) with original publication details: Revis. Gen. Pl. 1: 89 1891.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:252835-2.
This name was in version 1 of The Plant List, record tro-19500914.