Hieracium nigrescens subsp. hyparcticum Almquist
Hieracium nigrescens subsp. hyparcticum Almquist is a synonym sensu TROPICOS of:
Hieracium murorum Linnaeus, an accepted species name sensu FNA Ed. Comm., 2006a.
Hieracium nigrescens subsp. hyparcticum Almquist is a synonym sensu TROPICOS of:
Hieracium murorum Linnaeus, an accepted species name sensu FNA Ed. Comm., 2006a.