Polypodium vulgare var. hesperium (Maxon) A. Nelson & J.F. Macbride

Polypodium vulgare var. hesperium (Maxon) A. Nelson & J.F. Macbride is a synonym sensu FNA Ed. Comm., 1993 of:

Polypodium hesperium Maxon, an accepted species name sensu FNA Ed. Comm., 1993.