Cystopteridaceae
Cystopteris
Cystopteris alpina (Jacq.) Desv.
Cystopteris bulbifera (L.) Bernh.
Cystopteris dentata (Sw.) Desv.
Cystopteris diaphana (Bory) Blasdell
Cystopteris diaphana (Bory) Blasdell x C. fragilis (L.) Bernh.
Cystopteris fragilis (L.) Bernh.
Cystopteris fragilis (L.) Bernh. x C. bulbifera (L.) Bernh.
Cystopteris fragilis (L.) Bernh. x C. reevesiana Lellinger
Cystopteris fragilis f. magnasora Clute
Cystopteris fragilis f. simulans Weath.
Cystopteris fragilis var. emarginulata C.Presl
Cystopteris fragilis var. laciniata
Cystopteris fragilis var. protrusa Weath. x C. bulbifera (L.) Bernh.
Cystopteris fragilis var. tenuifolia (Clute) M.Broun
Cystopteris laurentiana (Weath.) Blasdell
Cystopteris membranifolia Mickel
Cystopteris millefolia Mickel & Tejero
Cystopteris montana (Lam.) Bernh. ex Desv.
Cystopteris moupinensis Franch.
Cystopteris protrusa (Weath.) Blasdell
Cystopteris protrusa (Weath.) Blasdell x C. tenuis (Michx.) Desv.
Cystopteris reevesiana Lellinger
Cystopteris sandwicensis Brack.
Cystopteris sudetica A.Braun & Milde
Cystopteris tennesseensis Shaver
Cystopteris tenuis (Michx.) Desv.
Cystopteris utahensis Windham & Haufler
Gymnocarpium
Gymnocarpium disjunctum (Rupr.) Ching
Gymnocarpium dryopteris (L.) Newman
Gymnocarpium fedtschenkoanum Pojark.
Gymnocarpium gracilipes (Copel.) Ching
Gymnocarpium jessoense (Koidz.) Koidz.
Gymnocarpium oyamense (Baker) Ching
Gymnocarpium remotepinnatum (Hayata) Ching