This name is a synonym of Gymnanthera oblonga (Burm.f.) P.S.Green.
The record derives from WCSP (in review)
(data supplied on 2012-03-23)
which reports it as a synonym with original publication details: Prodr. Fl. Nov. Holl. 464 1810.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:98139-1.
This name was in version 1 of The Plant List, record kew-2835355, and has not been changed.