This name is a synonym of Stipagrostis gonatostachys (Pilg.) De Winter.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 394681) with original publication details: Bot. Jahrb. Syst. 48: 343 1912.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:389457-1.
This name was in version 1 of The Plant List, record kew-394681, and has not been changed.