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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