Pellaea glabella var. occidentalis (E.E. Nelson) Butters

Pellaea glabella var. occidentalis (E.E. Nelson) Butters is a synonym sensu FNA Ed. Comm., 1993 of:

Pellaea glabella subsp. occidentalis (E.E. Nelson) Windham, an accepted subspecies name sensu FNA Ed. Comm., 1993.