This name is a synonym of Aristida adscensionis L..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 394993) with original publication details: Phytologia 30: 348 1975.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:19295-2.
This name was in version 1 of The Plant List, record kew-394993.