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 422634) with original publication details: Acta Phytotax. Sin. 39: 75 2001.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:1019665-1.
This name was in version 1 of The Plant List, record kew-422634.