This name is a synonym of Vigna minima (Roxb.) Ohwi & H.Ohashi.
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 50059791) with original publication details: Acta Bot. Austro Sin. 3: 20 1986.
This name was in version 1 of The Plant List, record tro-50059791.