This name is a synonym of Dioscorea pentaphylla L..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 239957) with original publication details: Acta Bot. Austro Sin. 10: 19 1995.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:988516-1.
This name was in version 1 of The Plant List, record kew-239957, and has not been changed.