This name is a synonym of Dioscorea communis (L.) Caddick & Wilkin.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 239931) with original publication details: Hist. Nat. Iles Canaries 2(3): 317 1847.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:317777-1.
This name was in version 1 of The Plant List, record kew-239931, and has not been changed.