This name is a synonym of Cyphostemma graniticum (Wild & R.B.Drumm.) Wild & R.B.Drumm..
The record derives from WCSP (in review)
(data supplied on 2012-03-26)
which reports it as a synonym with original publication details: Kirkia 1: 11 1960.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:869886-1.
This name was in version 1 of The Plant List, record kew-2722475, and has not been changed.