This name is a synonym of Aristida ramosa R.Br..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 394397) with original publication details: J. Wash. Acad. Sci. 26: 177 1936.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:389253-1.
This name was in version 1 of The Plant List, record kew-394397.