This name is a synonym of Silene hitchguirei Bocquet.
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 6300707) with original publication details: Proc. Amer. Acad. Arts 12: 247 1877.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:146381-2.
This name was in version 1 of The Plant List, record tro-6300707, and has not been changed.