This name is a synonym of Dioscorea amaranthoides C.Presl.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 240526) with original publication details: Ill. Hort. 18: 52 1871.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:80946-2.
This name was in version 1 of The Plant List, record kew-240526.