This name is a synonym of Linum perenne var. saxosum (Maguire & A.H. Holmgren) Reveal.
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 50120758) with original publication details: Leafl. W. Bot. 4(11): 265–266 1946.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:140862-2.
This name was in version 1 of The Plant List, record tro-50120758, and has not been changed.