Dryopteris arguta
Dryopteris arguta (Kaulfuss) Watt is an accepted species name sensu Hassler & Schmidt, 2014+.
Dryopteris arguta (Kaulfuss) Maxon nom. illeg. is a synonym (Hassler & Schmidt, 2014+) of:
Dryopteris arguta (Kaulfuss) Watt, an accepted species name sensu Hassler & Schmidt, 2014+.