This name is a synonym of Gardenia brachythamnus (K.Schum.) Launert.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 45397) with original publication details: J. Bot. 64(Suppl. 2): 28 1926.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:747033-1.
This name was in version 1 of The Plant List, record kew-45397, and has not been changed.