This name is a synonym of Bromus erectus Huds..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 415136) with original publication details: Sched. Crit. 35 1822.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:402706-1.
This name was in version 1 of The Plant List, record kew-415136.