This name is a synonym of Elymus reflexiaristatus (Nevski) Melderis.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 388520) with original publication details: Izv. Bot. Sada Akad. Nauk S.S.S.R. 30: 490 1932.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:385035-1.
This name was in version 1 of The Plant List, record kew-388520.