This name is a synonym of Cassia brewsteri (F. Muell.) F. Muell. ex Benth..
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 13047369) with original publication details: Fragm. 1: 110 .
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:485449-1.
This name was in version 1 of The Plant List, record tro-13047369.