This name is a synonym of Dioscorea nervosa Phil..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 240829) with original publication details: Anales Acad. Chilena Ci. Nat. 1968: 54 1968.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:81050-2.
This name was in version 1 of The Plant List, record kew-240829, and has not been changed.