This name is a synonym of Centaurea paui Loscos ex Willk..
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record A111F2A0-2B8F-4E4D-BB7A-D65307F60E55) with original publication details: Fontqueria 2 22 1982.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:941951-1.
This name was in version 1 of The Plant List, record gcc-126881, and has not been changed.