This name is a synonym of Luzula luzuloides subsp. rubella (Hoppe ex Mert. & W.D.J.Koch) Holub.
The record derives from IOPI
(data supplied on 2012-03-23)
which reports it as a synonym (record 316454) with original publication details: Preslia 46: 212 1974.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:883734-1.
This name was in version 1 of The Plant List, record kew-316454, and has not been changed.