Hieracium bourgaei subsp. sastronii Hieracium bourgaei subsp. baeticum Hieracium bourgaei subsp. eliasii Hieracium bourgaei subsp. bourgaei Hieracium bourgaei subsp. vestitiforme
Hieracium bicolor subsp. bourgaei
World Flora Online, accessed June 20, 2024