This name is a synonym of Nivenia fruticosa (L.f.) Baker.
The record derives from iPlants
(data supplied on 2012-03-23)
which reports it as a synonym (record 322755) with original publication details: Suppl. Pl. 93 1782.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:439419-1.
This name was in version 1 of The Plant List, record kew-322755, and has not been changed.