This name is a synonym of Leymus secalinus (Georgi) Tzvelev.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 411425) with original publication details: Fl. Altaic. 1: 121 1829.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:400370-1.
This name was in version 1 of The Plant List, record kew-411425.