This name is a synonym of Centaurea kalambakensis Freyn & Sint..
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record EA593BA4-391E-4F3D-8ABB-9B9E64A29612) with original publication details: 226 1974.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:174614-1.
This name was in version 1 of The Plant List, record gcc-100888, and has not been changed.