This name is a synonym of Diospyros venosa var. olivacea (King & Gamble) Ng.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 384540) with original publication details: Fl. Siam. 2: 376 1938.
This name was in version 1 of The Plant List, record kew-2770259, and has not been changed.