Common Name: 
Wood Fern
Holly Fern

Some 175 species of small to medium-sized land ferns.  Fronds ("leaves") erect, arching, or sometimes recurved, mostly 1-3 pinnate, uniform or more or less dimorphic (two distinct forms), generally serrate, rachis grooved; round spore containing sori (clusters of spore producing sporangia) on the underside.
Polystichum: from the Greek, poly, many; stix, a row, a reference to the regular rows of sori seen on many species.

Pronunciation: 
po-LI-sti-kum
Family: 
Aspleniaceae