This name is a synonym of Centaurea phrygia subsp. alutacea (Dobrocz.) Greuter.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record DCC29F26-13D0-4FDD-8C2D-E1DAED64DB5C) with original publication details: Bot. Zhurn. (Kiev) 6(2) 74 1949.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:189854-1.
This name was in version 1 of The Plant List, record gcc-131835, and has not been changed.