This name is a synonym of Syzygium novoguineense Merr. & L.M.Perry.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 132323) with original publication details: Mus. Bot. 1: 98 1850.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:599611-1.
This name was in version 1 of The Plant List, record kew-132323, and has not been changed.