This name is a synonym of Eugenia gregii (Sw.) Poir..
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 22104860) with original publication details: Prodr. 78 1788.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:599859-1.
This name was in version 1 of The Plant List, record tro-22104860, and has not been changed.