This name is a synonym of Dioscorea monadelpha (Kunth) Griseb..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 240510) with original publication details: Diosc. Peru 38 1998.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:1077556-2.
This name was in version 1 of The Plant List, record kew-240510, and has not been changed.