This name is a synonym of Linum mucronatum subsp. armenum (Bordz.) P.H.Davis.
The record derives from WCSP (in review)
(data supplied on 2012-03-23)
which reports it as a synonym with original publication details: Trudy Bot. Sada Imp. Yur'evsk. Univ. 13: 20 1912.
This name was in version 1 of The Plant List, record kew-2873582, and has not been changed.