This name is a synonym of Platostoma rotundifolium (Briq.) A.J.Paton.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 136969) with original publication details: Bull. Soc. Bot. France 58(8): 198 1911 publ. 1912.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:453007-1.
This name was in version 1 of The Plant List, record kew-136969.