Ferns of North America

This guide shall serve as a base for those interested in the Pteridophyta division of plants! With any luck, this guide will help the reader understand and identify the ferns of North America.

One goal I have in my lifetime is to create a crossbreed of fern that hasn't yet been ...more ↓

northern spleenwort ¹
Asplenium septentrionale

western spleenwort ²
Asplenium vespertinum

Hard-fern ³
Blechnum spicant

brittle bladderfern ⁴
Cystopteris fragilis

Nevada marsh fern ⁵
Thelypteris nevadensis

Showy Maiden Fern ⁶
Thelypteris puberula

Giant Chain Fern ⁷
Woodwardia fimbriata

black spleenwort ⁸
Asplenium adiantum-nigrum

Bird's Nest Fern ⁹
Asplenium nidus

Molokai Twinsorus Fern ¹⁰
Diplazium molokaiense

Amaumau Fern ¹¹
Sadleria cyatheoides

lobed spleenwort ¹²
Asplenium pinnatifidum

Bulblet Fern ¹³
Cystopteris bulbifera

lowland brittle fern ¹⁴
Cystopteris protrusa

Tennessee bulblet fern
Cystopteris tennesseensis

northern oak fern ¹⁵
Gymnocarpium dryopteris

netted chain fern
Woodwardia areolata

Hart's-tongue Fern ¹⁶
Asplenium scolopendrium

lady fern ¹⁷
Athyrium filix-femina

Laurentian bulblet fern
Cystopteris laurentiana

Diplazium pycnocarpon ¹⁸
Homalosorus pycnocarpos

Bradley's spleenwort ¹⁹
Asplenium bradleyi

mountain spleenwort ²⁰
Asplenium montanum

ebony spleenwort ²¹
Asplenium platyneuron

Asplenium platyneuron var. bacculum-rubrum
Asplenium platyneuron bacculum-rubrum

Asplenium platyneuron var. platyneuron
Asplenium platyneuron platyneuron

Black-stemmed Spleenwort ²²
Asplenium resiliens

walking fern ¹³
Asplenium rhizophyllum

wall-rue ²³
Asplenium ruta-muraria

Asplenium ruta-muraria var. cryptolepis
Asplenium ruta-muraria cryptolepis

Asplenium ruta-muraria var. lanceolum
Asplenium ruta-muraria lanceolum

maidenhair spleenwort ²⁴
Asplenium trichomanes

Asplenium trichomanes ssp. trichomanes ²⁵
Asplenium trichomanes trichomanes

Athyrium filix-femina ssp. angustum ²⁶
Athyrium filix-femina angustum

Athyrium filix-femina ssp. asplenioides
Athyrium filix-femina asplenioides

brittle bladderfern ²⁶
Cystopteris tenuis

Silvery Glade Fern ⁴
Deparia acrostichoides

Macrothelypteris torresiana ²⁷

sensitive fern ²⁸
Onoclea sensibilis

broad beech fern ²⁹
Phegopteris hexagonoptera

Downy maiden fern
Thelypteris dentata

Thelypteris noveboracensis ³⁰
Parathelypteris noveboracensis

marsh fern ²⁹
Thelypteris palustris

Thelypteris palustris var. pubescens ³¹
Thelypteris palustris pubescens

Woodsia appalachiana

Blunt Woodsia ³²
Woodsia obtusa

Woodsia obtusa ssp. obtusa
Woodsia obtusa obtusa

Virginia chainfern ³³
Woodwardia virginica

Asplenium × alternifolium ³⁴

Biscayne spleenwort
Asplenium × biscaynianum

Boydston's spleenwort
Asplenium × boydstoniae

Lady Clermont's spleenwort
Asplenium × clermontiae

Curtiss's spleenwort
Asplenium × curtissii

Scott's spleenwort
Asplenium × ebenoides

Graves' spleenwort
Asplenium × gravesii

Herb Wagner's spleenwort
Asplenium × herb-wagneri

Morzenti's spleenwort
Asplenium × heteroresiliens

Unexpected spleenwort
Asplenium × inexpectatum

Kentucky spleenwort
Asplenium × kentuckiense

Morgan's spleenwort
Asplenium × morganii

Shawnee spleenwort
Asplenium × shawneense

Trudell's spleenwort
Asplenium × trudellii

Virginia spleenwort
Asplenium × virginicum

Wherry's spleenwort
Asplenium × wherryi

abscised spleenwort
Asplenium abscissum

parsley spleenwort
Asplenium cristatum

Countess Dalhousie's spleenwort
Asplenium dalhousiae

Asplenium erosum ³⁵
Asplenium auritum

little spleenwort
Asplenium exiguum

varicolored spleenwort ³⁶
Asplenium heterochroum

single-sorus spleenwort ³⁵
Asplenium monanthes

Palmer's spleenwort ³⁷
Asplenium palmeri

ruffled spleenwort
Asplenium plenum

triangle spleenwort
Asplenium pumilum

Asplenium scolopendrium var. americanum ³⁸
Asplenium scolopendrium americanum

American bird's-nest fern ³⁹
Asplenium serratum

Asplenium trichomanes ssp. quadrivalens ⁴⁰
Asplenium trichomanes quadrivalens

Asplenium trichomanes-dentatum ⁴¹
Asplenium dentatum

Asplenium trichomanes-ramosum ⁴²
Asplenium viride

Tutwiler's spleenwort
Asplenium tutwilerae

Athyrium americanum ⁴³
Athyrium distentifolium americanum

Athyrium filix-femina ssp. cyclosorum ²⁹
Athyrium filix-femina cyclosorum

Blechnum occidentale ⁴⁴

Swamp Fern ²⁹
Blechnum serrulatum

Cystopteris × illinoensis

Cystopteris × wagneri

Mountain Bladder-fern ⁴⁵
Cystopteris montana

Cystopteris reevesiana

Cystopteris utahensis

Japanese lady fern ⁴⁶
Deparia petersenii

Vegetable Fern ⁴⁷
Diplazium esculentum

Diplazium lonchophyllum ⁴⁸

Britton's Oak Fern
Gymnocarpium × brittonianum

Gymnocarpium × heterosporum

Intermediate Oak Fern
Gymnocarpium × intermedium

Appalachian oak fern ³⁷
Gymnocarpium appalachianum

Pacific oak fern ⁴⁹
Gymnocarpium disjunctum

Northern Oak Fern
Gymnocarpium jessoense

Gymnocarpium jessoense ssp. parvulum
Gymnocarpium continentale

limestone oak fern ⁵⁰
Gymnocarpium robertianum

Edited by mycomedic

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Ferns of North America

northern spleenwort 1 Asplenium septentrionale

western spleenwort 2 Asplenium vespertinum

Hard-fern 3 Blechnum spicant

brittle bladderfern 4 Cystopteris fragilis

Nevada marsh fern 5 Thelypteris nevadensis

Showy Maiden Fern 6 Thelypteris puberula

Giant Chain Fern 7 Woodwardia fimbriata

black spleenwort 8 Asplenium adiantum-nigrum

Bird's Nest Fern 9 Asplenium nidus

Molokai Twinsorus Fern 10 Diplazium molokaiense

Amaumau Fern 11 Sadleria cyatheoides

lobed spleenwort 12 Asplenium pinnatifidum

Bulblet Fern 13 Cystopteris bulbifera

lowland brittle fern 14 Cystopteris protrusa

Tennessee bulblet fern Cystopteris tennesseensis

northern oak fern 15 Gymnocarpium dryopteris

netted chain fern Woodwardia areolata

Hart's-tongue Fern 16 Asplenium scolopendrium

lady fern 17 Athyrium filix-femina

Laurentian bulblet fern Cystopteris laurentiana

Diplazium pycnocarpon 18 Homalosorus pycnocarpos

Bradley's spleenwort 19 Asplenium bradleyi

mountain spleenwort 20 Asplenium montanum

ebony spleenwort 21 Asplenium platyneuron

Asplenium platyneuron var. bacculum-rubrum Asplenium platyneuron bacculum-rubrum

Asplenium platyneuron var. platyneuron Asplenium platyneuron platyneuron

Black-stemmed Spleenwort 22 Asplenium resiliens

walking fern 13 Asplenium rhizophyllum

wall-rue 23 Asplenium ruta-muraria

Asplenium ruta-muraria var. cryptolepis Asplenium ruta-muraria cryptolepis

Asplenium ruta-muraria var. lanceolum Asplenium ruta-muraria lanceolum

maidenhair spleenwort 24 Asplenium trichomanes

Asplenium trichomanes ssp. trichomanes 25 Asplenium trichomanes trichomanes

Athyrium filix-femina ssp. angustum 26 Athyrium filix-femina angustum

Athyrium filix-femina ssp. asplenioides Athyrium filix-femina asplenioides

brittle bladderfern 26 Cystopteris tenuis

Silvery Glade Fern 4 Deparia acrostichoides

sensitive fern 28 Onoclea sensibilis

broad beech fern 29 Phegopteris hexagonoptera

Downy maiden fern Thelypteris dentata

Thelypteris noveboracensis 30 Parathelypteris noveboracensis

marsh fern 29 Thelypteris palustris

Thelypteris palustris var. pubescens 31 Thelypteris palustris pubescens

Blunt Woodsia 32 Woodsia obtusa

Woodsia obtusa ssp. obtusa Woodsia obtusa obtusa

Virginia chainfern 33 Woodwardia virginica

Biscayne spleenwort Asplenium × biscaynianum

Boydston's spleenwort Asplenium × boydstoniae

Lady Clermont's spleenwort Asplenium × clermontiae

Curtiss's spleenwort Asplenium × curtissii

Scott's spleenwort Asplenium × ebenoides

Graves' spleenwort Asplenium × gravesii

Herb Wagner's spleenwort Asplenium × herb-wagneri

Morzenti's spleenwort Asplenium × heteroresiliens

Unexpected spleenwort Asplenium × inexpectatum

Kentucky spleenwort Asplenium × kentuckiense

Morgan's spleenwort Asplenium × morganii

Shawnee spleenwort Asplenium × shawneense

Trudell's spleenwort Asplenium × trudellii

Virginia spleenwort Asplenium × virginicum

Wherry's spleenwort Asplenium × wherryi

abscised spleenwort Asplenium abscissum

parsley spleenwort Asplenium cristatum

Countess Dalhousie's spleenwort Asplenium dalhousiae

Asplenium erosum 35 Asplenium auritum

little spleenwort Asplenium exiguum

varicolored spleenwort 36 Asplenium heterochroum

single-sorus spleenwort 35 Asplenium monanthes

Palmer's spleenwort 37 Asplenium palmeri

ruffled spleenwort Asplenium plenum

triangle spleenwort Asplenium pumilum

Asplenium scolopendrium var. americanum 38 Asplenium scolopendrium americanum

American bird's-nest fern 39 Asplenium serratum

Asplenium trichomanes ssp. quadrivalens 40 Asplenium trichomanes quadrivalens

Asplenium trichomanes-dentatum 41 Asplenium dentatum

Asplenium trichomanes-ramosum 42 Asplenium viride

Tutwiler's spleenwort Asplenium tutwilerae

Athyrium americanum 43 Athyrium distentifolium americanum

Athyrium filix-femina ssp. cyclosorum 29 Athyrium filix-femina cyclosorum