Hieracium amaurochlorellum Hieracium polonicum Hieracium pratense subsp. glaucochroum Hieracium collinum subsp. glaucochroum Pilosella caespitosa subsp. brevipila Hieracium pratense subsp. amaurochlorellum Hieracium pratense subsp. brevipilum Hieracium pratense subsp. centrobosnicum Hieracium caespitosum subsp. brevipilum Hieracium pratense subsp. amaurochlorum Hieracium collinum subsp. brevipilum Hieracium amaurochlorum Hieracium caespitosum subsp. glaucochroum Hieracium pratense subsp. eusilvicola Hieracium caespitosum subsp. silvicola Hieracium pratense var. silvicola Pilosella glaucochroa Hieracium glaucochroum Hieracium pratense subsp. centrorossicum Pilosella onegensis subsp. onegensis Pilosella onegensis subsp. glaucochroa Hieracium onegense Hieracium pratense subsp. silvicola Pilosella amaurochlora
World Flora Online, http://www.worldfloraonline.org/, accessed June 20, 2024