This name is a synonym of Linum subteres (Trel.) H.J.P. Winkl..
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 50116092) with original publication details: Bot. Gaz. 47(6): 426 1909.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:140854-2.
This name was in version 1 of The Plant List, record tro-50116092, and has not been changed.