This name is a synonym of Clarkia tenella (Cav.) H.F.Lewis & M.R.Lewis.
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 23200799) with original publication details: Icon. 4: 67, t. 397 1797.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:614138-1.
This name was in version 1 of The Plant List, record tro-23200799.