This name is a synonym of Crepis pannonica (Jacq.) K.Koch.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record E021173B-72BE-4204-8C0D-C194F8650F3B) with original publication details: 377 1807.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:200017-1.
This name was in version 1 of The Plant List, record gcc-117846.