Asplenium scolopendrium var. americanum (Fernald) Kartesz & Gandhi
Asplenium scolopendrium var. americanum (Fernald) Kartesz & Gandhi is a synonym sensu FNA Ed. Comm., 1993 of:
Asplenium scolopendrium subsp. americanum (Fernald) N. Heo, an accepted subspecies name sensu Hassler & Schmidt, 2014+.