This name is a synonym of Chionanthus polygamus (Roxb.) Kiew.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 367441) with original publication details: Mus. Bot. 1: 319 1851.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:608758-1.
This name was in version 1 of The Plant List, record kew-367441, and has not been changed.