Ctenitis effusa var. divergens (Willd. ex Schkuhr) Proctor variety proparte synonym

Lastreopsis effusa (Sw.) Tindale species synonym

Ctenitis effusa (Sw.) Copel. species synonym

Polystichum effusum (Sw.) Keyserl. species synonym

Nephrodium effusum var. tenue Hicken variety synonym

Nephrodium effusum var. divergens (Willd. ex Schkuhr) Hieron. variety synonym

Ctenitis effusa var. divergens (Willd. ex Schkuhr) Proctor variety proparte synonym

Parapolystichum effusum var. divergens (Willd. ex Schkuhr) Abbiatti variety accepted

Lastreopsis effusa var. divergens (Willd. ex Schkuhr) Proctor variety synonym

Lastreopsis effusa subsp. dilatata (Liebm.) Tindale subspecies synonym

Filix-mas effusa (Sw.) Farw. species synonym

Phegopteris effusa (Sw.) Fée species synonym

Phegopteris divergens (Willd. ex Schkuhr) Fée species synonym

Phegopteris portoricensis (Spreng.) Fée species synonym

Lastrea grandifolia C.Presl species synonym

Polypodium divergens Willd. ex Schkuhr species synonym

Polypodium dilatatum Liebm. species heterotypic synonym

Dryopteris effusa var. effusa variety accepted

Nephrodium effusum (Sw.) Baker species synonym

Parapolystichum effusum var. effusum variety accepted

Lastreopsis effusa subsp. effusa subspecies synonym

Polypodium effusum Sw. species synonym

Polypodium miser Heward species synonym

Polypodium divergens var. macrophyllum Hook. variety synonym

Polypodium daucifolium Poir. species synonym

Dryopteris ulvensis Hieron. species synonym

Dryopteris effusa f. typica C.Chr. form synonym

Dryopteris effusa var. tenuis Hassl. variety synonym

Dryopteris effusa var. exculta (Hook.) C.Chr. variety doubtful

Dryopteris effusa var. divergens (Willd. ex Schkuhr) Hieron. variety synonym

Dryopteris multifida Kuntze species synonym

Dryopteris confinis Maxon species synonym

Dryopteris effusa (Sw.) Urb. species synonym

Lastreopsis effusa subsp. divergens (Willd. ex Schkuhr) Tindale subspecies synonym

Aspidium effusum (Sw.) Griseb. species synonym

Polypodium multifidum Jacq. species heterotypic synonym

Parapolystichum effusum subsp. effusum subspecies accepted

Parapolystichum effusum subsp. dilatata (Liebm.) subspecies heterotypic synonym

Parapolystichum effusum subsp. divergens (Willd. ex Schkuhr) subspecies accepted

Polypodium divergens Willd. species homotypic synonym

Aspidium laetum Moritz species heterotypic synonym