This name is a synonym of Centaurea aetaliae (Sommier) Bég..
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record EFAFDB45-3945-4B26-AEE4-9047C38F26E2) with original publication details: 203 1976.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:876783-1.
This name was in version 1 of The Plant List, record gcc-58635.