This name is a synonym of Helictotrichon hackelii (Henriq.) Henrard.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 398262) with original publication details: Folia Geobot. Phytotax. 11: 295 1976.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:392009-1.
This name was in version 1 of The Plant List, record kew-398262.