This name is a synonym of Dioscorea sinuata Vell..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym and as an invalid name (record 240908) with original publication details: Fl. Bras. 3(1): 46 1842.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:318587-1.
This name was in version 1 of The Plant List, record kew-240908, and has not been changed.