This name is a synonym of Aristida gibbosa (Nees) Kunth.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 394934) with original publication details: Mexic. Pl. 2: 78 1886.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:19987-2.
This name was in version 1 of The Plant List, record kew-394934.