This name is a synonym of Dioscorea dodecaneura Vell..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym and as an illegitimate name (record 240809) with original publication details: Bull. New York Bot. Gard. 4: 459 1907.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:81039-2.
This name was in version 1 of The Plant List, record kew-240809.