This name is a synonym of Dioscorea polystachya .
The record derives from WCSP
(data supplied on )
which reports it as a synonym (record
332589) with original publication details: Somoku-Dzusetsu ed. 3, 4: 1326 1912.
This name was in version 1 of The Plant List, record kew-332589, and has not been changed.