As classified in WFO snapshot
June 2023
Warning: older classification
species
Hieracium villosissimum
Nageli
This species name was first published in Sitzungsber. Bayer. Akad. 322. 1873 , in obs.; Zahn in Sohinz & Keller, Fl. Schweiz,ed. 2, ii. 273.
This species name has been reclassified since this snapshot. Its current preferred usage is a synonym .