This name is a synonym of Psidium jacquinianum (O.Berg) Mattos.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 132551) with original publication details: Linnaea 27: 406 1856.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:599890-1.
This name was in version 1 of The Plant List, record kew-132551, and has not been changed.