This name is a synonym of Elymus caninus (L.) L..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 410999) with original publication details: Izv. Akad. Nauk Éstonsk. S.S.R., Ser. Biol. 23: 5 1974.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:881981-1.
This name was in version 1 of The Plant List, record kew-410999.