This name is a synonym of Aristida macrophylla Hack..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 394781) with original publication details: Phytologia 22: 88 1971.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:19229-2.
This name was in version 1 of The Plant List, record kew-394781, and has not been changed.