This name is a synonym of Ziziphus incurva Roxb..
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 27501422) with original publication details: Pl. Wilson. 2(1): 212–213 1914.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:719453-1.
This name was in version 1 of The Plant List, record tro-27501422, and has not been changed.