This name is a synonym of Centaurea praecox Oliv. & Hiern.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record 79DCAD2E-7516-45BF-A414-01EC53FC4CA9) with original publication details: 170 1973.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:187552-1.
This name was in version 1 of The Plant List, record gcc-1050, and has not been changed.