This name is a synonym of Rhamnus maximovicziana J.J. Vassil..
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 27501305) with original publication details: Mém. Acad. Imp. Sci. Saint Pétersbourg, Sér. 7 10: 14 1866.
This name was in version 1 of The Plant List, record tro-27501305.