This name is a synonym of Austrofestuca hookeriana (F.Muell.) S.W.L.Jacobs.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 436133) with original publication details: Fragm. 8: 131 1873.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:417208-1.
This name was in version 1 of The Plant List, record kew-436133, and has not been changed.