Aspidium spinulosum var. americanum Fischer ex Kunze
Aspidium spinulosum var. americanum Fischer ex Kunze is a synonym sensu TROPICOS of:
Dryopteris expansa (C. Presl) Fraser-Jenkins & Jermy, an accepted species name sensu FNA Ed. Comm., 1993.
Aspidium spinulosum var. americanum Fischer ex Kunze is a synonym sensu TROPICOS of:
Dryopteris expansa (C. Presl) Fraser-Jenkins & Jermy, an accepted species name sensu FNA Ed. Comm., 1993.