This name is a synonym of Prestonia quinquangularis (Jacq.) Spreng..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 66000) with original publication details: Flora 24(1 Beibl.): 15 1841.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:78597-1.
This name was in version 1 of The Plant List, record kew-66000, and has not been changed.