This name is a synonym of Elymus panormitanus (Parl.) Tzvelev.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 411217) with original publication details: Lagascalia 14: 170 1986.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:943555-1.
This name was in version 1 of The Plant List, record kew-411217.