This name is a synonym of Aristida funiculata Trin. & Rupr..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym and as an invalid name (record 395197) with original publication details: Sp. Gram. Stipac. 159 1842.
This name was in version 1 of The Plant List, record kew-395197.