Hieracium canadense Michaux var. canadense
Hieracium canadense Michaux var. canadense is a synonym sensu TROPICOS of:
Hieracium umbellatum Linnaeus, an accepted species name sensu FNA Ed. Comm., 2006a.
Hieracium canadense Michaux var. canadense is a synonym sensu TROPICOS of:
Hieracium umbellatum Linnaeus, an accepted species name sensu FNA Ed. Comm., 2006a.