This name is a synonym of Dianthus polymorphus M.Bieb..
The record derives from WCSP (in review)
(data supplied on 2012-03-23)
which reports it as a synonym with original publication details: Reise Südl. Statthaltersch. Russ. Reich. 2: 335 1801.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:153293-1.
This name was in version 1 of The Plant List, record kew-2764152, and has not been changed.