Hieracium arolae subsp. luteopallens Hieracium arolae subsp. macrocalathium Hieracium arolae subsp. feursteinii Hieracium arolae subsp. arolae Hieracium arolae subsp. rhoeadifolioides
Hieracium murrianum subsp. arolae
World Flora Online, http://www.worldfloraonline.org/, accessed June 20, 2024