This name is a synonym of Centaurea argyrophylla Acht. & Lindtner.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record 24318AA8-ECF0-4D65-AF55-31D857507CD8) with original publication details: 173 1821.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:189914-1.
This name was in version 1 of The Plant List, record gcc-26960, and has not been changed.