This name is a synonym of Pilosella lactucella (Wallr.) P.D.Sell & C.West.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record 28E11861-D67B-4B52-A4EE-2DF588488283) with original publication details: 408 1822.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:219022-1.
This name was in version 1 of The Plant List, record gcc-24869.