Proposed Names for the Hardy True Ferns

Perhaps this list has your favorite fern. If it's hardy, it's likely here. The list is also designed to feed Google's maw. The names here are by no means complete. For a comprehensive account, consult the Checklist Of Ferns And Fern Allies.

Acrostichum alpinum Bolton Acrostichum areolatum Linnaeus
Acrostichum ilvense Linnae Acrostichum lingua Thunb.
Acrostichum platyneuron L. Acrostichum polypodioides L.
Acrostichum septentrionale Linnaeus Acrostichum sinuatum Lagasca ex Swartz
Acrostichum thelypteris L Adiantum affine Willd.
Adiantum aleuticum (Ruprecht) Paris Adiantum boreale C. Presl
Adiantum capillus-veneris Linnaeus Adiantum capillus-veneris var. modestum (L. Underwood) Fernald
Adiantum capillus-veneris var. protrusum Fernald Adiantum capillus-veneris var. rimicola (Slosson) Fernald
Adiantum monochlamys D. C. Eaton Adiantum pedatum Linnaeus
Adiantum pedatum Linnaeus var. aleuticum Ruprecht Adiantum pedatum subsp. aleuticum (Ruprecht) Calder & Roy L. Taylor
Adiantum pedatum subsp. calderi Cody Adiantum pedatum subsp. subpumilum (W. H. Wagner) Lellinger
Adiantum pedatum var. subpumilum W. H. Wagner Adiantum scandens Lour.
Adiantum veitchii Hance Adiantum venustum
Adiantum venustum var. monochlamys (Eaton) Luerss. Aetopteron aculeatum House
Aetopteron lemmoni House Aetopteron lonchitis House
Aetopteron munitum House Aetopteron polyblepharon (Roem. ex Kunze) Nakai
Aetopteron scopulinum House Aleuritopteris argentea (S.G. Gmelin) Fée
Allantodia aemula Desv. Allosorus crispus (L.) Röhling
Allosorus mucronatus D. C. Eaton Amesium ruta-muraria (L.) Newman
Anchistea virginica (Linnaeus) C. Presl Arachniodes aristata (G. Forst.) Tindale
Arachniodes simplicior (Makino) Ohwi Arachniodes standishii (T. Moore) Ohwi
Aspidium aculeatum (L.) Schott var. japonicum Franch. et Sav. Aspidium aculeatum (L.) Swartz
Aspidium aculeatum (Linnaeus) Swartz var. scopulinum D. C. Eaton Aspidium aculeatum ssp. lobatum (Hudson) Niessl
Aspidium aemulum (Aiton) Swartz Aspidium affine Fisch. & Mey.
Aspidium alpestre Hoppe Aspidium angulare Kit. ex Willd.
Aspidium argutum Kaulfuss Aspidium aristatum (G. Forster) Swartz var. simplicius Makino
Aspidium braunii Spenner Aspidium calcareum Baumg.
Aspidium campylopterum Kunze Aspidium caryotideum Wall. ex Hook. et Grev.
Aspidium caucasicum A. Braun Aspidium championi Benth
Aspidium craspedosorum Maxim. Aspidium cristatum (L.) Swartz
Aspidium cristatum (L.) Swartz var. clintonianum D. C. Eaton Aspidium cycadinum Franch. & Sav.
Aspidium cystolepidotum Miq. Aspidium decipiens Luerss.
Aspidium dilatatum Sm. Aspidium dryopteris Baumg.
Aspidium erythrosorum D. C. Eaton Aspidium falcatum (L.) Sw.
Aspidium falcatum (L.) Sw. var. macrophyllum Makino Aspidium filix-mas (L.) Swartz
Aspidium filix-mas var. lacerum Chr. Aspidium filix-mas var. marginale Chr.
Aspidium formosanum H. Christ Aspidium fragrans Sw.
Aspidium goldianum Hooker ex Goldie Aspidium intermedium Muhlenberg ex Willdenow
Aspidium lacerum (Thunb.) Sw. Aspidium lepidocaulon Hook.
Aspidium lonchitis (L.) Swartz Aspidium ludovicianum Kunze
Aspidium montanum Aschers. Aspidium munitum Kaulfuss
Aspidium munitum Kaulfuss var. imbricans D. C. Eaton Aspidium munitum Sadl.
Aspidium munitum var. nudatum D.C. Eaton Aspidium obtusum Sw.
Aspidium parallelogrammum Kunze Aspidium phegopteris Baumg.
Aspidium polyblepharum Roem. ex Kunze Aspidium polylepis Franch. et Sav.
Aspidium proliferum R. Brown Aspidium pseudofilix-mas Fée
Aspidium punctilobulum Sw. Aspidium radicans Sieb.
Aspidium rigidum var. remotum Döll Aspidium sibiricum Turcz.
Aspidium sieboldii Van Houtte ex Mett. Aspidium simulatum Davenport
Aspidium spinulosum var. amurense Milde Aspidium transitorium Christ
Aspidium tripteron Kunze Aspidium tsus-simense Hook.
Aspidium varium Sw. Aspidium wallichianum Spreng
Aspidium xiphophyllum Bak. Aspidiumm falcatum var. fortunei (J. Smith) Makino
Aspidotis densa (Brackenridge in Wilkes) Lellinger Asplenium acrostichoides Swartz
Asplenium adiantum-nigrum Linnaeus Asplenium adulterinum J. Milde
Asplenium andrewsii A. Nelson Asplenium ceterach Linnaeus
Asplenium chihuahuense J. G. Baker Asplenium cryptolepis Fernald
Asplenium cryptolepis Fernald var. ohionis Fernald Asplenium dubiosum Davenport
Asplenium ebenum Ait. Asplenium fontanum (L.) Bernhardi
Asplenium japonicum Thunb Asplenium michauxii Sprengel
Asplenium montanum Willdenow Asplenium niponicum Mett.
Asplenium otophorum Miq. Asplenium platyneuron (L.) Britton, Sterns & Pogg.
Asplenium platyneuron (L.) Oakes Asplenium platyneuron var. bacculum-rubrum (Fernald) Fernald
Asplenium platyneuron var. incisum (E. C. Howe) Robinson Asplenium pycnocarpon Sprengel
Asplenium rhizophyllum Linnaeus Asplenium ruta-muraria Linnaeus
Asplenium ruta-muraria var. cryptolepis (Fernald) Wherry Asplenium scolopendrium Linnaeus
Asplenium septentrionale (Linnaeus) Hoffmann Asplenium trichomanes Linnaeus
Asplenium trichomanes-ramosum Linnaeus Asplenium uropteron Miq.
Asplenium vidalii Franch. & Sav Asplenium viride Hudson
Astrolepis sinuata (Lagasca ex Swartz) D. M. Benham & Windham Athyriopsis japonica (Thunb.) Ching
Athyrium acrostichoides (Swartz) Diels Athyrium alpestre (Hoppe) Clairv.
Athyrium alpestre subsp. americanum (Butters) Lellinger Athyrium alpestre var. gaspense Fernald
Athyrium americanum (Butters) Maxon Athyrium angustum Willdenow
Athyrium asplenioides Michaux Athyrium crenatum (Sommerf.) Rupr.
Athyrium distentifolium Tausch ex Opiz Athyrium distentifolium Tausch ex Opiz subsp. americanum (Butters) Hultén
Athyrium distentifolium var. americanum (Butters) Cronquist Athyrium filix-femina (Linnaeus) Roth ex Mertens
Athyrium filix-femina v. asplenioides Farwell Athyrium filix-femina v. michauxii Farwell
Athyrium glabrescens Ching Athyrium glabrum Ching
Athyrium goeringianum (Kunze) Moore Athyrium japonicum (Thunb.) Copeland
Athyrium niponicum (Mett.) Hance Athyrium otophorum (Miq.) Koidz.
Athyrium pycnocarpon (Sprengel) Tidestrom Athyrium rigescens Makino
Athyrium thelypterioides (Michaux) Desvaux Athyrium uropteron (Miq.) C. Chr.
Athyrium vidalii (Fr. et Sav.) Nakai Blechnum penna-marina (Poiret) Kuhn
Blechnum spicant (Linnaeus) Smith Blechnum virginicum Linnaeus
Byrsopteris simplicior (Makino) Kurata Camptosorus rhizophyllus (Linnaeus) Link
Carpogymnia dryopteris (L.) A. Löve & D. Löve Ceterach officinarum DC.
Cheilanthes alabamensis (Buckley) Kunze Cheilanthes argentea (S. G. Gmelin) Kunze
Cheilanthes covillei Maxon Cheilanthes feei T. Moore
Cheilanthes gracillima D. C. Eaton Cheilanthes lanosa (Michaux) D. C. Eaton
Cheilanthes siliquosa Maxon Cheilanthes sinuata (Lagasca ex Swartz) Domin
Cheilanthes tomentosa Link Cheilanthes vestita (Sprengel) Swartz
Christella khasiana Lév. Cryptogramma acrostichoides R. Brown
Cryptogramma crispa (L.) R. Br. ex Richardson Cryptogramma crispa (Linnaeus) R. Brown ex Hooker subsp. acrostichoides (R. Brown) Hultén
Cryptogramma crispa var. acrostichoides (R. Brown) C. B. Clarke Cryptogramma stelleri (S. G. Gmelin) Prantl
Curranina dryopteris (L.) Wherry Cyrtomidictyum lepidocaulon (Hook.) Ching
Cyrtomium caryotideum (Wall. ex Hook. et Grev.) C. Presl Cyrtomium falcatum (Linnaeus) C. Presl
Cyrtomium fortunei J. Smith Cyrtomium macrophyllum (Makino) Tagawa
Cystopteris regia of authors, not (L.) Desv Cystopteris alpina (Lamarck) Desvaux
Cystopteris bulbifera (Linnaeus) Bernhardi Cystopteris crenata Fries
Cystopteris dickieana Sim Cystopteris dryopteris (L.) A. & D. Löve
Cystopteris fragilis (Linnaeus) Bernhardi Cystopteris fragilis (Linnaeus) Bernhardi var. laurentiana Weatherby
Cystopteris fragilis (Linnaeus) Bernhardi var. mackayi G. Lawson Cystopteris fragilis (Linnaeus) Bernhardi var. protrusa Weatherby
Cystopteris fragilis ssp. alpina (Lamarck) Hartman Cystopteris laurentiana (Weatherby) Blasdell
Cystopteris montana (Lamarck) Bernhardi ex Desvaux Cystopteris obtusa Presl
Cystopteris protrusa (Weatherby) Blasdell Cystopteris tenuis (Michaux) Desvaux
Dennstaedtia punctilobula (Michaux) T. Moore Deparia acrostichoides (Swartz) M. Kato
Deparia japonica (Thunb.) M. Kato Diplazium acrostichoides (Swartz) Butters
Diplazium japonicum (Thunb.) Bedd. Diplazium otophorum (Miq.) C. Chr.
Diplazium pycnocarpon (Sprengel) M. Broun Diplazium sibiricum (Turcz. ex Kunze) Sa. Kurata
Diplazium sommerfeldtii A.Löve & D.Löve Dryopteris abbreviata (DC.) Newman misapplied
Dryopteris abbreviata Newm. Dryopteris aculeata O. Ktze.
Dryopteris aemula (Aiton) Kuntze Dryopteris affinis (Lowe) Fraser-Jenkins
Dryopteris affinis ssp. affinis x D. expansa Dryopteris amurensis (Milde) H. Christ
Dryopteris arguta (Kaulfuss) Maxon Dryopteris assimilis S. Walker
Dryopteris atrata (Kunze) Ching, misapplied Dryopteris austriaca (Jacq.) Schinz. & Thell., misapplied
Dryopteris austriaca (Jacquin) Schinz & Thellung Dryopteris austriaca (Jacquin) Schinz & Thellung var. spinulosa (O. F. Mueller) Fiori
Dryopteris austriaca (Jacquin) Woynar var. intermedia (Muhlenberg ex Willdenow) C. V. Morton Dryopteris bipinnata C. Chr.
Dryopteris bissetiana (Baker) C. Chr. Dryopteris blepharolepis C. Chr.
Dryopteris borreri Newm. Dryopteris braunii (Spenner) Underwood
Dryopteris buschiana Fomin Dryopteris campyloptera (Kunze) Clarkson
Dryopteris carthusiana (Villars) H. P. Fuchs Dryopteris caucasica (A. Braun) Fraser-Jenk. & Corley
Dryopteris celsa (W. Palmer) Small Dryopteris championii (Benth.) C. Chr. ex Ching
Dryopteris chrysocarpa (Fée) Rothm. Dryopteris claytoniana, invalid
Dryopteris clintoniana (D. C. Eaton) Dowell Dryopteris craspedosora O. Ktze.
Dryopteris crassirhizoma Nakai Dryopteris cristata (L.) Gray var. clintoniana (D.C. Eat.) Underwood
Dryopteris cristata (Linnaeus) A. Gray Dryopteris cycadina (Franchet & Savatier) C. Christensen
Dryopteris cystolepidota (Miq.) C. Chr. Dryopteris cystolepidota (Miq.) C. Chr.
Dryopteris decipiens (Hook.) Kuntze Dryopteris decursive-pinnata (H. C. Hall)O. Kuntze
Dryopteris dilatata (Hoffm.) A. Gray Dryopteris dilatata (Hoffm.) A. Gray misapplied
Dryopteris dilatata (Hoffmann) A. Gray subsp. americana (Fischer) Hultén Dryopteris dilatata ssp. americana (Fisch.) Hulten
Dryopteris disjuncta (Rupr. ex Schur) Morton Dryopteris doiana Tagawa
Dryopteris erythrosora (D. C. Eaton) Kuntze Dryopteris erythrosora (D. C. Eaton) Kuntze var. dilatata (Koidz.) Sugim.
Dryopteris erythrosora (D. C. Eaton) Kuntze var. purpurascens H. Itô Dryopteris expansa (C. Presl) Fraser Jenkins & Jermy
Dryopteris filix-mas (L.) Schott Dryopteris filix-mas (L.) Schott, misapplied
Dryopteris filix-mas ssp. caucasica (A.Braun) Askerov Dryopteris filix-mas ssp. oreades (Fomin) O.Bolos & Vigo
Dryopteris filix-mas ssp. parallelogramma (Kunze) H. Christ Dryopteris floridana (Hooker) Kunze
Dryopteris formosana (H. Christ) C. Chr. Dryopteris fragrans (L.) Schott
Dryopteris fuscipes C. Chr. Dryopteris goldiana (Hooker ex Goldie) A. Gray
Dryopteris goldiana (Hooker ex Goldie) A. Gray subsp. celsa W. Palmer Dryopteris hexagonoptera (Michaux) C. Christensen
Dryopteris hikonensis (H. Ito) Nakaike Dryopteris hirtipes (Bl.) Kuntze, misapplied
Dryopteris hondoensis Koidz. Dryopteris indusiata (Makino) Makino et Yamam. ex Yamam. var. purpurascens (H. Itô) Sa. Kurata
Dryopteris intermedia (Muhlenberg ex Willdenow) A. Gray Dryopteris kemulariae Mikheladze
Dryopteris kuratae Nakaike ex Hoshiz. & K.A. Wilson Dryopteris lacera (Thunb.) Kunze
Dryopteris lepidopoda Hayata Dryopteris linnaeana C. Chr
Dryopteris lonchitis (L.) O. Kuntze Dryopteris ludoviciana (Kunze) Small
Dryopteris marginalis (Linnaeus) A. Gray Dryopteris mindshelkensis Pavlov
Dryopteris montana O. Kuntze Dryopteris munita O. Ktze.
Dryopteris nigra Ching Dryopteris nipponensis Koidz.
Dryopteris nipponensis Koidz. var. dilatatum Koidz. Dryopteris noveboracensis (Linnaeus) A. Gray
Dryopteris nyingchiensis Ching Dryopteris odontoloma f. brevifolia Mehra & Khullar
Dryopteris oreades Fomin Dryopteris oreopteris (Ehrh.) Maxon
Dryopteris pacifica (Nakai) Tagawa Dryopteris paleacea (Sw.) C. Chr.
Dryopteris phegopteris (Linnaeus) C. Christensen Dryopteris polylepis (Franch. et Sav.) C. Chr.
Dryopteris poyseri Wherry Dryopteris pseudo-erythrosora Kodama
Dryopteris pseudo-filix-mas (Fée) Rothm. Dryopteris pseudomas (Wollaston) Holub et Pouzar
Dryopteris purpurella Tagawa Dryopteris remota (A. Braun ex Döll) Druce
Dryopteris sacrosancta Koidz. Dryopteris saxifraga H. Itô
Dryopteris setifera ssp. lobata (Hudson) Maire Dryopteris setifera Woynar
Dryopteris setosa Kudo Dryopteris sieboldii (Van Houtte ex Mett.) Kuntze
Dryopteris simulata Dav. Dryopteris spinulosa (O. F. Mueller) Watt var. intermedia (Muhlenberg ex Willdenow) L. Underwood
Dryopteris spinulosa (O. F. Mueller) Watt. Dryopteris spinulosa (Swartz) Watt var. americana (Fischer ex Kunze) Fernald
Dryopteris spinulosa ssp. dilatata (Hoffm.) C. Chr. Dryopteris spinulosa var. concordiana (Davenport) Eastman
Dryopteris stewartii Fraser-Jenk. Dryopteris sublacera Christ
Dryopteris submontana (Fraser-Jenk. & Jermy) Fraser-Jenk. Dryopteris taiwanicola Tagawa
Dryopteris thelypteris (L.) Gray var. pubescens (Lawson) Nakai Dryopteris tokyoensis (Matsum. ex Makino) C. Chr.
Dryopteris uniformis (Makino) Makino Dryopteris varia (L.) Kuntze
Dryopteris varia (L.) Kuntze var. hikonensis (H. Itô) Sa. Kurata Dryopteris varia (L.) Kuntze var. sacrosancta (Koidz.) Ohwi
Dryopteris varia (L.) Kuntze var. saxifraga (H. Itô) H. Ohba Dryopteris varia (L.) Kuntze var. setosa (Thunb.) Ohwi
Dryopteris villarii (Bell.) Woyn. ex Shinz. & Thell. ssp. submontana Fraser-Jenk. & Jermy Dryopteris villarii ssp. mindshelkensis (Pavlov) Fraser-Jenk.
Dryopteris wallichiana (Spreng.) Hyl. Dryopteris yabei Hayata
Dryoteris triptera (Kunze) O. Kuntze Filix cristata Farwell
Filix floridana Farwell Filix fragrans Farwell
Filix pumila Gilib. Filix-Mas filix-mas Farwell
Filix-Mas marginalis Farwell Gisopteris palmata Bernhardi
Gymnocarpium disjunctum (Rupr.) Ching Gymnocarpium dryopteris (L.) Newman
Gymnocarpium dryopteris (L.) Newman ssp. disjunctum (Rupr.) Sarvela Gymnocarpium phegopteris Newm.
Gymnocarpium robertianum (Hoffm.) Newman Hemesteum craspedosorum Léveillé
Homalosorus pycnocarpos (Sprengel) Pichi-Sermolli Hydroglossum japonicum (Thunb.) Willd.
Hypopeltis aculeata Tod. Hypopeltis hastulata Tod.
Hypopeltis lonchitis Tod. Hypopeltis prolifera (R. Brown) Bory
Lastrea abbreviata Woll. Lastrea aemula Brackenr.
Lastrea arguta Brackenr. Lastrea chrysocarpa Moore
Lastrea cristata Presl Lastrea decursive-pinnata (H. C. Hall) J. Smith
Lastrea dilatata Presl Lastrea dryopteris (L.) Bory
Lastrea erythrosora Moore Lastrea filix-mas (L.) C. Presl.
Lastrea filix-mas var. paleacea Moore Lastrea floridanum J. Sm.
Lastrea foenisecii Watson Lastrea fragrans Presl
Lastrea goldiana Presl Lastrea lacera (Thunb.) D.C. Eaton
Lastrea marginalis Presl Lastrea oreopteris Bory
Lastrea phegopteris (L.) Bory Lastrea propinqua Wollaston ex Lowe
Lastrea rigida (Sw.) C. Presl., misapplied Lastrea robertiana Newm.
Lastrea sieboldii Moore Lastrea simulata Dav.
Lastrea standishii T. Moore Lastrea thelypteris (L.) Bory
Lastrea varia Moore Leptorumohra amurensis (Christ) Tzvelev
Lomaria antarctica Carm. Lorinseria areolata (Linnaeus) C. Presl
Lygodium japonicum (Thunberg ex Murray) Sw. Lygodium palmatum (Bernhardi) Swartz
Lygodium scandens (L.)Sw. Matteuccia pensylvanica (Willd.) Raymond
Matteuccia struthiopteris (L.) Todaro var. pensylvanica (Willd.) C.V.Morton Matteuccia struthiopteris (L.) Todaro var. pubescens (Terry) Clute
Matteuccia struthiopteris Matteuccia struthiopteris (L.) Todaro Myriopteris covillei (Maxon) A. Löve & D. Löve
Myriopteris gracillima (D. C. Eaton) J. Smith Myriopteris tomentosa (Link) J. Smith
Nephrodium abbreviatum Lowe Nephrodium acrostichoides Michaux
Nephrodium aemulum Bak. Nephrodium amurense B. Fedtschenko
Nephrodium argutum Diels Nephrodium bissetianum Baker
Nephrodium cristatum (L.) Michaux Nephrodium decipiense Hook.
Nephrodium dilatatum Desv. Nephrodium dryopteris (L.) Michx.
Nephrodium erythrosorum Hook. Nephrodium expansum C. Presl
Nephrodium floridanum Hook. Nephrodium fragrans Richards
Nephrodium fuscipes Hand.-Mazz. Nephrodium goldianum (Hooker) Hooker & Greville
Nephrodium lacerum (Thunb.) Baker Nephrodium lacerum (Thunb.) Baker var. uniforme Makino
Nephrodium lanosum Michaux Nephrodium marginale Michx.
Nephrodium paleaceum Lowe Nephrodium parallelogrammum f. khasiana (Clarke) Hope
Nephrodium phegopteris (L.) Prantl Nephrodium plumula Presl
Nephrodium polylepis Bak. Nephrodium punctilobulum Michaux
Nephrodium setigerum C. Presl Nephrodium sieboldii Hook.
Nephrodium simulatum Dav. ex Diels Nephrodium sublacerum Hand.-Mazz.
Nephrodium tenue Michaux Nephrodium tokyoense Matsum. ex Makino
Nephrodium varium Presl Niphobolus lingua (Thunb.) Spreng.
Notholaena sinuata (Lagasca ex Swartz) Kaulfuss Onoclea sensibilis Linnaeus
Onoclea struthiopteris (L.) Hoffm. var. pensylvanica (Willd.) B.Boivin Onychium densum Brackenridge
Ophioglossum japonicum Thunb. Oreopteris limbosperma (Allioni) Holub
Osmunda asiatica (Fernald) Ohwi Osmunda cinnamomea L. var. asiatica Fernald
Osmunda cinnamomea L. var. fokiensis Copel. Osmunda cinnamomea Linnaeus
Osmunda claytoniana Linnaeus Osmunda crispa L.
Osmunda japonica Thunb. Osmunda nipponica Makino
Osmunda regalis Linnaeus Osmunda spicant Linnaeus
Osmunda struthiopteris L. Osmundastrum cinnamomeum (L.) C. Presl
Osmundastrum cinnamomeum (L.) C. Presl var. fokiense (Copel.) Tagawa Osmundastrum claytonianum (L.) Tagawa
Parathelypteris noveboracensis (Linnaeus) Ching Parathelypteris simulata (Davenport) Holttum
Pellaea alabamensis (Buckley) Hooker Pellaea atropurpurea (Linnaeus) Link
Pellaea atropurpurea (Linnaeus) Link var. bushii Mackenzie Pellaea atropurpurea (Linnaeus) Link var. occidentalis E. E. Nelson
Pellaea atropurpurea (Linnaeus) Link var. simplex (Butters) C. V. Morton Pellaea atropurpurea var. cristata Trelease
Pellaea breweri D. C. Eaton Pellaea bridgesii Hooker
Pellaea densa (Brackenridge) Hooker Pellaea glabella Mettenius ex Kuhn
Pellaea glabella subsp. glabella Mettenius ex Kuhn Pellaea glabella subsp. missouriensis (G. J. Gastony) Windham
Pellaea glabella subsp. occidentalis (E. E. Nelson) Windham Pellaea glabella subsp. simplex (Butters) A. Löve & D. Löve
Pellaea glabella var. nana (Richardson) Cody Pellaea glabella var. occidentalis (E. E. Nelson) Butters
Pellaea glabella var. simplex Butters, Amer. Fern J. 7: 84. 1917 Pellaea mucronata D. C. Eaton
Pellaea mucronata subsp. californica (Lemmon) Windham Pellaea occidentalis (E. E. Nelson) Rydberg
Pellaea occidentalis (E. E. Nelson) Rydberg subsp. simplex (Butters) Gastony Pellaea ornithopus Hooker
Pellaea pumila Rydberg Pellaea suksdorfiana Butters
Phanerophlebia fortunei (J. Sm.) Copel. Phegopteris calcarea Fée
Phegopteris connectilis (Michx.) Watt. Phegopteris decursive-pinnata (H. C. Hall) Fée
Phegopteris dryopteris (L.) Fee Phegopteris hexagonoptera (Michaux) Fée
Phegopteris phegopteris (L.) Keyserl. Phegopteris polypodioides Fée
Phegopteris robertiana (Hoffm.) Ascherson Phyllitis fernaldiana A. Löve
Phyllitis japonica Komarov subsp. americana (Fernald) A. Löve & D. Löve Phyllitis scolopendrium (L.) Newman
Pleopeltis polypodioides (L.) Watt. Pleopeltis polypodioides var. michauxiana (Weatherby) E. G. Andrews & Windham
Polycampium lingua (Thunb.) C. Presl Polypodium aculeatum L.
Polypodium aemulum Aiton Polypodium aleuticum A. E. Bobrov
Polypodium alpinum Lam. Polypodium amorphum Suksdorf
Polypodium appalachianum Haufler & Windham Polypodium aristatum G. Forst.
Polypodium auritum Willd. Polypodium boreale Salisb.
Polypodium bulbiferum Linnaeus Polypodium carthusianum Villars
Polypodium commune DC. Polypodium connectile Michaux
Polypodium cristatum L. Polypodium decursive-pinnata H. C. Hall
Polypodium dilatatum Hoffmann Polypodium disjunctum Rupr.
Polypodium dryopteris L. Polypodium falcatum Kellogg
Polypodium falcatum Linnaeus Polypodium filix-femina Linnaeus
Polypodium filix-mas L. Polypodium fragile Linnaeus
Polypodium fragrans L. Polypodium glycyrrhiza D. C. Eaton
Polypodium hesperium Maxon Polypodium hexagonopterum Michaux
Polypodium interjectum Shivas Polypodium lacerum Thunb.
Polypodium lacerum Thunb. Polypodium laciniatum Lam.
Polypodium limbospermum All. Polypodium lingua (Thunb.) Sw.
Polypodium lonchitis Linnaeus Polypodium marginale L.
Polypodium montanum Lamarck Polypodium montense F. A. Lang
Polypodium nipponicum, invalid Polypodium noveboracense Linnaeus
Polypodium obtusum Sprengel Polypodium occidentale (Hooker) Maxon
Polypodium officinale Güldenst. Polypodium palustre Salisb.
Polypodium penna-marina Poir. Polypodium phegopteris Linnaeus
Polypodium pinnatifidum Gilib. Polypodium polypodioides (Linnaeus) Watt
Polypodium prolongilobum Clute Polypodium regium L.
Polypodium robertianum Hoffm. Polypodium setiferum Forsskal
Polypodium setosum Thunb Polypodium spinulosum O. F. Mueller
Polypodium varium L. Polypodium vinlandicum A. Löve & D. Löve
Polypodium virginianum Linnaeus Polypodium vulgare L. ssp. prionodes (Aschers.) Rothm.
Polypodium vulgare Linnaeus Polypodium vulgare Linnaeus subsp. columbianum (Gilbert) Hultén
Polypodium vulgare Linnaeus subsp. occidentale (Hooker) Hultén Polypodium vulgare Linnaeus var. americanum Hooker
Polypodium vulgare ssp. virginicum Fernald Polypodium vulgare var. attenuatum Milde var. prionodes Aschers
Polypodium vulgare var. columbianum Gilbert Polypodium vulgare var. falcatum (Kellogg) H. Christ
Polypodium vulgare var. hesperium (Maxon) A. Nelson & J. F. Macbride Polypodium vulgare var. occidentale Hooker
Polypodium vulgare var. virginianum (Linnaeus) D. C. Eaton Polystichopsis simplicior (Makino) Tagawa
Polystichum alaskense (Maxon) Calder & Taylor Polystichum abbreviatum Lam. & DC.
Polystichum acrostichoides (Michaux) Schott Polystichum aculeatum (L.) Roth
Polystichum aculeatum (L.) Schott var. makinoi Tagawa Polystichum aculeatum (L.) Schott var. nigro-paleaceum Makino
Polystichum aculeatum var proliferum (R. Brown) Domin. Polystichum aculeatum var. retroso-paleaceum Kodama
Polystichum aemulum Presl Polystichum andersonii M. Hopkins
Polystichum angulare (Wild.) C. Presl Polystichum asperum Bubani
Polystichum bissetianum Nakai Polystichum braunii (Spenner) Fée
Polystichum braunii (Spenner) Fée subsp. alaskense (Maxon) Calder & R. L. Taylor Polystichum braunii (Spenner) Fée subsp. andersonii (M. Hopkins) Calder & Roy L. Taylor
Polystichum braunii subsp. purshii (Fernald) Calder & Roy L. Taylor Polystichum braunii var. alaskense (Maxon) Hultén
Polystichum braunii var. andersonii (M. Hopkins) Hultén Polystichum braunii var. purshii Fernald
Polystichum caryotideum (Wall.) Diels Polystichum constantissimum Hayata
Polystichum craspedosorum (Maxim.) Diels Polystichum cristatum (L.) Roth
Polystichum dilatatum (Hoffm.) Schumacher Polystichum dryopteris (L.) Roth
Polystichum falcatum (L.) Diels Polystichum falcatum var. fortunei (J. Smith) Matsum.
Polystichum filix-mas (L.) Roth Polystichum fortunei (J. Smith) Nakei
Polystichum fragrans (L.) Roth Polystichum gladiipinnum Tagawa
Polystichum goldieanum Keys. Polystichum hoolepis var. hikonensis H. Itô
Polystichum imbricans (D. C. Eaton) D. H. Wagner Polystichum japonicum (Franch. et Sav.) Diels
Polystichum jenningsi Hopkins Polystichum kruckebergii W. H. Wagner
Polystichum lacerum Presl Polystichum lemmonii L. Underwood
Polystichum lepidocaulon (Hook.) J. Sm. Polystichum leucochlamys Christ
Polystichum lobatum (Huds.) C. Presl Polystichum lobatum (Huds.) C. Presl var. chinense H. Christ
Polystichum lonchitis (Linnaeus) Roth Polystichum macrophyllum (Makino) Tagawa
Polystichum makinoi (Tagawa) Tagawa Polystichum marginale Keys.
Polystichum mohrioides (Bory) C. Presl var. lemmonii (L. Underwood) Fernald Polystichum mohrioides (Bory) C. Presl var. scopulinum (D. C. Eaton) Fernald
Polystichum monotis Christ Polystichum munitum (Kaulfuss) C. Presl
Polystichum munitum (Kaulfuss) C. Presl subsp. imbricans (D. C. Eaton) Munz Polystichum munitum var. imbricans (D. C. Eaton) Maxon
Polystichum neolobatum Nakai Polystichum pacificum Nakai
Polystichum phegopteris (L.) Roth Polystichum plumula Presl
Polystichum polyblepharum (Roem. ex Kunze) C. Presl Polystichum proliferum (R. Brown) C. Presl
Polystichum pseudo-makinoi Tagawa Polystichum pseudo-makinoi Tagawa var. ambiguum Tagawa
Polystichum radicans Presl Polystichum retroso-paleaceum (Kodama) Tagawa
Polystichum rigens Tagawa Polystichum sacrosanctum Koidzumi, misapplied
Polystichum scopulinum (D. C. Eaton) Maxon Polystichum setiferum (Forsk.) Woynar
Polystichum setigerum (C. Presl) C. Presl Polystichum sieboldii Keys.
Polystichum spinulosum Lam. & DC. Polystichum standishii (T. Moore) C. Christensen
Polystichum tagawanum Sa. Kurata Polystichum tripteron (Kunze) C. Presl
Polystichum tsus-simense (Hook.) J. Sm. Polystichum varium (L.) C. Presl., misapplied
Polystichum varium (L.) Presl Polystichum xiphophyllum (Bak.) Diels
Protowoodsia manchuriensis (Hook.) Ching Pseudathyrium alpestre (Hoppe) Newman
Pteretis nodulosa (Michx.) Nieuwl. Pteretis nodulosa (Michx.) Nieuwl. f. pubescens (Terry) Fernald
Pteretis pensylvanica (Willd.) Fernald Pteretis pensylvanica (Willd.) Fernald f. pubescens (Terry) Fernald
Pteretis struthiopteris (L.) Nieuwl. Pteridium aquilinum (Linnaeus) Kuhn
Pteris alabamensis Buckley Pteris aquilina Linnaeus
Pteris argentea S. G. Gmelin Pteris atropurpurea Linnaeus
Pteris cretica Linnaeus Pteris multifida Poiret
Pteris stelleri S. G. Gmelin Ptilopteris craspedosora (Maxim.) Hayata
Ptilopteris craspedosora (Maxim.) Hayata Ptilopteris triptera (Kunze) Hayata
Pycnodoria cretica (Linnaeus) Small Pycnodoria multifida (Poiret) Small
Pycnopteris sieboldii Moore Pyrrosia lingua (Thunb.) Farwell
Ramondia palmata Bosc Rumohra aristata (G. Forst.) Ching
Rumohra simplicior (Makino) Ching Rumohra standishii (T. Moore) Ching
Struthiopteris pensylvanica Willd. Struthiopteris spicant (Linnaeus) Weis
Tectaria aculeata Lag., Garcia & Clem. Tectaria filix-mas Cav.
Thelypteris arguta Moxley Thelypteris clintoniana House
Thelypteris decursive-pinnata (H. C. Hall) Ching Thelypteris dilatata House
Thelypteris dryopteris (L.) Slosson Thelypteris filix-mas Nieuwl.
Thelypteris fragrans Nieuwl. Thelypteris goldiana (Hooker) Nieuwland
Thelypteris hexagonoptera (Michaux) Nieuwland Thelypteris limbosperma (Allioni) H.P. Fuchs
Thelypteris marginalis Nieuwl. Thelypteris noveboracensis (Linnaeus) Nieuwland
Thelypteris oreopteris (Ehrh.) Slosson Thelypteris palustris Schott
Thelypteris phegopteris (Linnaeus) Slosson Thelypteris robertiana Slosson
Thelypteris simulata (Davenport) Nieuwland Thelypteris spinulosa Nieuwl.
Thelypteris thelypterioides (Michaux) Holub Thelypteris thelypteroides (Michaux) Holub
Woodsia alpina (Bolton) Gray Woodsia alpina (Bolton) Gray var. glabella (R. Brown ex Richardson) D. C. Eaton
Woodsia alpina var. bellii Lawson Woodsia bellii (Lawson) Porsild
Woodsia brantii Fr. & Sav. Woodsia cathcartiana B. L. Robinson
Woodsia glabella R. Brown ex Richardson Woodsia hyperborea (Liljeblad) R. Brown
Woodsia hyperborea (Liljeblad) R. Brown ex Richardson var. glabella (Richardson) Watt Woodsia ilvensis (Linnaeus) R. Brown
Woodsia ilvensis (Linnaeus) R. Brown var. alpina (Bolton) Watt Woodsia intermedia Tagawa
Woodsia manchuriensis Hook. Woodsia obtusa (Sprengel) Torr.
Woodsia obtusa (Sprengel) Torrey var. lyallii Hooker Woodsia oregana D. C. Eaton var. lyallii (Hooker) Boivin
Woodsia oregana D.C. Eaton Woodsia perriniana (Sprengel) Hooker & Greville
Woodsia polystichoides D. C. Eaton Woodsia scopulina D. C. Eaton
Woodsia subintermedia Tzvelev Woodsia xanthosporangia Ching
Woodwardia angustifolia J.E. Smith, invalid Woodwardia areolata (Linnaeus) T. Moore
Woodwardia virginica (Linnaeus) Smith
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