This name is a synonym of Chionanthus pedunculatus P.S.Green.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 353992) with original publication details: J. Arnold Arbor. 47: 321 1966.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:610303-1.
This name was in version 1 of The Plant List, record kew-353992, and has not been changed.