This name is a synonym of Stemmacantha uniflora (L.) Dittrich.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record A9F2AD6C-9436-4FAD-846D-D1A9A3A94275) with original publication details: 666 1785.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:190992-1.
This name was in version 1 of The Plant List, record gcc-124850.