This name is a synonym of Dioscorea belophylla (Prain) Voigt ex Haines.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 240578) with original publication details: Bengal Pl. 2: 1065 1903.
This name was in version 1 of The Plant List, record kew-240578, and has not been changed.