This name is a synonym of Hieracium diaphanoides Lindeb..
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record 99DA3BCF-EA5B-4358-A7BF-327DFA5D2525) with original publication details: Acta Soc. Fauna Fl. Fenn. 106 1888.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:224050-1.
This name was in version 1 of The Plant List, record gcc-27300.