This name is a synonym of Dioscorea kamoonensis Kunth.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 240590) with original publication details: Edinburgh J. Bot. 49: 85 1992.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:961766-1.
This name was in version 1 of The Plant List, record kew-240590, and has not been changed.