This name is a synonym of Spiloxene capensis (L.) Garside.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym and as an invalid name (record 287416) with original publication details: Gen. Pl. 44 1866.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:66805-1.
This name was in version 1 of The Plant List, record kew-287416, and has not been changed.