This name is a synonym of Aristida divaricata Humb. & Bonpl. ex Willd..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 394813) with original publication details: Trans. New York Acad. Sci. 14(2): 23 1894.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:19237-2.
This name was in version 1 of The Plant List, record kew-394813, and has not been changed.