This name is a synonym of Chionanthus microstigma (Gagnep.) P.S.Green.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 353419) with original publication details: Bull. Soc. Bot. France 79: 786 1933.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:610271-1.
This name was in version 1 of The Plant List, record kew-353419, and has not been changed.