This name is a synonym of Rhamnus heterophylla Oliv..
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 27501279) with original publication details: Bot. Jahrb. Syst. 29: 459 1900.
This name was in version 1 of The Plant List, record tro-27501279.