Polemonium humile Willdenow ex Roemer & Schultes nom. illeg.
Polemonium humile Willdenow ex Roemer & Schultes nom. illeg. is a synonym sensu TROPICOS of:
Polemonium boreale Adams, an accepted species name sensu FNA Ed. Comm., in prep. h.
Polemonium humile Willdenow ex Roemer & Schultes nom. illeg. is a synonym sensu TROPICOS of:
Polemonium boreale Adams, an accepted species name sensu FNA Ed. Comm., in prep. h.