This name is a synonym of Chionanthus fluminensis (Miers) P.S.Green.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 357014) with original publication details: Ann. Mag. Nat. Hist. II, 8: 198 1851.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:611191-1.
This name was in version 1 of The Plant List, record kew-357014, and has not been changed.