Polypodium vulgare subsp. columbianum (Gilbert) Hultén
Polypodium vulgare subsp. columbianum (Gilbert) Hultén is a synonym sensu FNA Ed. Comm., 1993 of:
Polypodium hesperium Maxon, an accepted species name sensu FNA Ed. Comm., 1993.
Polypodium vulgare subsp. columbianum (Gilbert) Hultén is a synonym sensu FNA Ed. Comm., 1993 of:
Polypodium hesperium Maxon, an accepted species name sensu FNA Ed. Comm., 1993.