This name is a synonym of Linaria canadensis (L.) Dum.Cours..
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 29202308) with original publication details: Proc. Acad. Nat. Sci. Philadelphia 73(3C): 502 1921.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:140483-2.
This name was in version 1 of The Plant List, record tro-29202308.