This name is a synonym of Centaurea jacea subsp. dracunculifolia (Dufour) A.Bolòs.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record 27563FE9-55B5-4288-BC71-063C66C305B9) with original publication details: Ann. Sci. Nat. (Paris) 23 157 1831.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:190400-1.
This name was in version 1 of The Plant List, record gcc-3383, and has not been changed.