This name is a synonym of Centaurea melanosticta (Lange) Franco.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record 54DA06AD-2175-4B4A-B63B-F0E460363F66) with original publication details: 199 1976.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:876896-1.
This name was in version 1 of The Plant List, record gcc-70799.