Pteridium latiusculum (Desvaux) Hieronymus ex R.E. Fries

Pteridium latiusculum (Desvaux) Hieronymus ex R.E. Fries is a synonym sensu FNA Ed. Comm., 1993 of:

Pteridium aquilinum subsp. latiusculum (Desvaux) Hultén ex R.T. Clausen, an accepted subspecies name sensu IPNI.