This name is a synonym of Centaurea scabiosa subsp. alpestris (Hegetschw.) Nyman.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record A9A383D3-62BE-4BC1-82DD-B5CD0CF958C1) with original publication details: 32 1849.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:190101-1.
This name was in version 1 of The Plant List, record gcc-112605, and has not been changed.