Hieracium saxifragum subsp. luteoglaucescens Hieracium saxifragum subsp. venustum Hieracium saxifragum subsp. vulpii Hieracium saxifragum subsp. hemipolium Hieracium saxifragum subsp. saxifragum Hieracium saxifragum subsp. tolosanum Hieracium saxifragum subsp. sempronianum Hieracium saxifragum subsp. austrovallesiacum Hieracium saxifragum subsp. geminiflorum Hieracium saxifragum subsp. guillonianum Hieracium saxifragum subsp. anodon Hieracium saxifragum subsp. extensiforme
Hieracium saxifragum f. saxifragum Hieracium saxifragum var. saxifragum
World Flora Online, http://www.worldfloraonline.org/, accessed June 20, 2024