Hieracium florentinum subsp. floccosum Hieracium florentinum subsp. albulanum Hieracium pilosella subsp. xerotrophicum Hieracium florentinum subsp. ilyodes Hieracium florentinum subsp. beerianum Hieracium florentinum subsp. pseudoilyodes Hieracium beerianum
World Flora Online, http://www.worldfloraonline.org/, accessed June 20, 2024