This name is a synonym of Dioscorea madecassa H.Perrier.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 240349) with original publication details: Mém. Soc. Linn. Normandie, Bot. 1(1): 32 1928.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:318144-1.
This name was in version 1 of The Plant List, record kew-240349.