This name is a synonym of Dioscorea convolvulacea Cham. & Schltdl..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 239933) with original publication details: Biol. Cent.-Amer., Bot. 3: 323 1884.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:80739-2.
This name was in version 1 of The Plant List, record kew-239933.