This name is a synonym of Stipagrostis obtusa (Delile) Nees.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym and as an illegitimate name (record 394464) with original publication details: Prodr. Pl. Cap. 19 1794.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:389297-1.
This name was in version 1 of The Plant List, record kew-394464, and has not been changed.