Athyrium angustum
Athyrium angustum (Willdenow) C. Presl is a synonym (FNA Ed. Comm., 1993) of:
Athyrium filix-femina var. angustum (Willdenow) G. Lawson , an accepted variety name sensu FNA Ed. Comm., 1993.
Athyrium angustum (Willdenow) C. Presl is a synonym (FNA Ed. Comm., 1993) of:
Athyrium filix-femina var. angustum (Willdenow) G. Lawson , an accepted variety name sensu FNA Ed. Comm., 1993.