This name is a synonym of Linum lewisii var. lepagei (B. Boivin) C.M. Rogers.
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 50120717) with original publication details: Canad. J. Bot. 49: 1379 1971.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:886499-1.
This name was in version 1 of The Plant List, record tro-50120717.