Athyrium filix-foemina (L.) Frequent in rich, moist woods in Cook and adjoining counties, as well as throughout the state as given by Patterson, Peoria, Brendel; Jackson, Saml. Bartley; Henderson, Patterson; Ravinia, Willow Springs, Cook county, Prince.
Athyrium thelypteroides (Michx.) “Near Glencoe, Cook county.” Higley Raddin; “Peoria and Fulton counties, Brendel and Wolff; Wabash, Schneck.” (P.) Joliet, rare; Starved Rock abundant, Ferriss.
Camptosorus rhyzophyllus (L.) On outcrops of limestone in the Desplaines valley in Cook and Will counties from Sag Bridge to Joliet. Abundant at Dellwood Park and in one locality at Sag Bridge, infrequent elsewhere. “Shaded rocks throughout but scarce.” (P.) Jo Daviess county, Pepoon.
Phegopteris hexagonoptera (Michx.) “Rich open woods and shaded ravines, chiefly in the northern portion of Cook county; infrequent.” Higley and Raddin (1891.) Peoria, Brendel; Henderson, Patterson; Jackson, Bartley; Joliet and Starved Rock, Ferriss. Patterson reports “frequent” throughout.
Phegopteris polypodioides (Fée.) Starved Rock, La Salle county, “Menard county, Hall.” (P.)
Nephrodium noveboracense (L.) “Elgin, Kane county, Vasey; Wabash, Schneck, Swamps, scarce.” (P.)
Nephrodium Thelypteris (L.) Frequent or often abundant in swampy, wooded ground or open marshes, in Cook, Lake, Dupage, Will and Kankakee counties, Peoria, Brandel; Starved Rock, Clute. Frequent throughout the state according to Patterson.
Nephrodium cristatum (Michx.) Starved Rock, rare, Ferriss.
Nephrodium Goldieanum (Hook.) “Rich Woods, Peoria and Fulton counties, Brendel, Wolff; Makanda, Jackson county, Forbes,” (P.) Will county, La Salle county, Ferriss.
Nephrodium marginale (L.) Rocky bluffs, Starved Rock, La Salle county, Southern Illinois, Vasey. “Scarce” for the state. (P.)