This name is a synonym of Festuca arundinacea Schreb..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 422765) with original publication details: Novon 3: 241 1993.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:973267-1.
This name was in version 1 of The Plant List, record kew-422765.