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 B3DC3A24-9547-4E6A-9B0E-47B85DB068B9) with original publication details: 854 1840.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:189850-1.
This name was in version 1 of The Plant List, record gcc-38652, and has not been changed.