This name is a synonym of Ziziphus abyssinica Hochst. ex A.Rich..
The record derives from WCSP (in review)
(data supplied on 2012-03-23)
which reports it as a synonym with original publication details: Rev. Int. Bot. Appl. Agric. Trop. 27: 479 1947.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:719257-1.
This name was in version 1 of The Plant List, record kew-2471122.