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 C6BA7B6B-67D3-4F69-A447-CCBB5A1C6E89) with original publication details: 34 1887.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:190535-1.
This name was in version 1 of The Plant List, record gcc-122758, and has not been changed.