This name is a synonym of Dioscorea sagittifolia var. lecardii (De Wild.) Nkounkou.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 241163) with original publication details: Ann. Mus. Colon. Marseille III, 1: 237 1913.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:318805-1.
This name was in version 1 of The Plant List, record kew-241163, and has not been changed.