This name is a synonym of Festuca simpliciuscula (Hack.) E.B.Alexeev.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 416653) with original publication details: Ark. Bot. 7(2): 10 1907.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:104036-2.
This name was in version 1 of The Plant List, record kew-416653, and has not been changed.