Weft Fern | Crepidomanes | intricatum | | 0 | Ferns | Hymenophyllaceae | Hymenophyllales | Polypodiopsida | Plantae |
Interrupted Fern | Claytosmunda | claytoniana | | 225 | Ferns | Osmundaceae | Osmundales | Polypodiopsida | Plantae |
Royal Fern | Osmunda | regalis var. spectabilis | | 639 | Ferns | Osmundaceae | Osmundales | Polypodiopsida | Plantae |
Cinnamon Fern | Osmundastrum | cinnamomeum | | 694 | Ferns | Osmundaceae | Osmundales | Polypodiopsida | Plantae |
Bradley's Spleenwort | Asplenium | bradleyi | | 9 | Ferns | Aspleniaceae | Polypodiales | Polypodiopsida | Plantae |
Mountain Spleenwort | Asplenium | montanum | | 54 | Ferns | Aspleniaceae | Polypodiales | Polypodiopsida | Plantae |
Lobed Spleenwort | Asplenium | pinnatifidum | | 18 | Ferns | Aspleniaceae | Polypodiales | Polypodiopsida | Plantae |
Ebony Spleenwort | Asplenium | platyneuron | | 991 | Ferns | Aspleniaceae | Polypodiales | Polypodiopsida | Plantae |
Blackstem Spleenwort | Asplenium | resiliens | | 7 | Ferns | Aspleniaceae | Polypodiales | Polypodiopsida | Plantae |
Walking Fern | Asplenium | rhizophyllum | | 134 | Ferns | Aspleniaceae | Polypodiales | Polypodiopsida | Plantae |
Wallrue | Asplenium | ruta-muraria | | 29 | Ferns | Aspleniaceae | Polypodiales | Polypodiopsida | Plantae |
American Hart's-tongue Fern | Asplenium | scolopendrium var. americanum | | 0 | Ferns | Aspleniaceae | Polypodiales | Polypodiopsida | Plantae |
Maidenhair Spleenwort | Asplenium | trichomanes ssp. trichomanes | | 139 | Ferns | Aspleniaceae | Polypodiales | Polypodiopsida | Plantae |
Northern Ladyfern | Athyrium | angustum | | 15 | Ferns | Athyriaceae | Polypodiales | Polypodiopsida | Plantae |
Southern Ladyfern | Athyrium | asplenioides | | 102 | Ferns | Athyriaceae | Polypodiales | Polypodiopsida | Plantae |
Silvery Glade Fern | Deparia | acrostichoides | | 111 | Ferns | Athyriaceae | Polypodiales | Polypodiopsida | Plantae |
Virginia Chainfern | Anchistea | virginica | | 90 | Ferns | Blechnaceae | Polypodiales | Polypodiopsida | Plantae |
Netted Chainfern | Lorinseria | areolata | | 770 | Ferns | Blechnaceae | Polypodiales | Polypodiopsida | Plantae |
Bulblet Bladderfern | Cystopteris | bulbifera | | 9 | Ferns | Cystopteridaceae | Polypodiales | Polypodiopsida | Plantae |
Lowland Bladderfern | Cystopteris | protrusa | | 29 | Ferns | Cystopteridaceae | Polypodiales | Polypodiopsida | Plantae |
Tennessee Bladderfern | Cystopteris | tennesseensis | | 7 | Ferns | Cystopteridaceae | Polypodiales | Polypodiopsida | Plantae |
Upland Brittle Bladderfern | Cystopteris | tenuis | | 13 | Ferns | Cystopteridaceae | Polypodiales | Polypodiopsida | Plantae |
Western Oakfern | Gymnocarpium | dryopteris | | 2 | Ferns | Cystopteridaceae | Polypodiales | Polypodiopsida | Plantae |
Eastern Hayscented Fern | Dennstaedtia | punctilobula | | 398 | Ferns | Dennstaedtiaceae | Polypodiales | Polypodiopsida | Plantae |
Tailed Brackenfern | Pteridium | aquilinum var. pseudocaudatum | | 63 | Ferns | Dennstaedtiaceae | Polypodiales | Polypodiopsida | Plantae |
Brackenfern | Pteridium | aquilinum | | 321 | Ferns | Dennstaedtiaceae | Polypodiales | Polypodiopsida | Plantae |
Eastern Brackenfern | Pteridium | aquilinum var. latiusculum | | 67 | Ferns | Dennstaedtiaceae | Polypodiales | Polypodiopsida | Plantae |
Glade Fern | Diplaziopsis | pycnocarpa | | 51 | Ferns | Diplaziopsidaceae | Polypodiales | Polypodiopsida | Plantae |
Japanese Holly Fern | Cyrtomium | fortunei | | 3 | Ferns | Dryopteridaceae | Polypodiales | Polypodiopsida | Plantae |
Mountain Woodfern | Dryopteris | campyloptera | | 6 | Ferns | Dryopteridaceae | Polypodiales | Polypodiopsida | Plantae |
Spinulose Woodfern | Dryopteris | carthusiana | | 133 | Ferns | Dryopteridaceae | Polypodiales | Polypodiopsida | Plantae |
Log Fern | Dryopteris | celsa | | 25 | Ferns | Dryopteridaceae | Polypodiales | Polypodiopsida | Plantae |
Clinton's Woodfern | Dryopteris | clintoniana | | 13 | Ferns | Dryopteridaceae | Polypodiales | Polypodiopsida | Plantae |
Crested Woodfern | Dryopteris | cristata | | 70 | Ferns | Dryopteridaceae | Polypodiales | Polypodiopsida | Plantae |
Goldie's Woodfern | Dryopteris | goldiana | | 37 | Ferns | Dryopteridaceae | Polypodiales | Polypodiopsida | Plantae |
Intermediate Woodfern | Dryopteris | intermedia | | 185 | Ferns | Dryopteridaceae | Polypodiales | Polypodiopsida | Plantae |
Marginal Woodfern | Dryopteris | marginalis | | 229 | Ferns | Dryopteridaceae | Polypodiales | Polypodiopsida | Plantae |
Christmas Fern | Polystichum | acrostichoides | | 1997 | Ferns | Dryopteridaceae | Polypodiales | Polypodiopsida | Plantae |
Ostrich Fern | Matteuccia | struthiopteris | | 181 | Ferns | Onocleaceae | Polypodiales | Polypodiopsida | Plantae |
Sensitive Fern | Onoclea | sensibilis | | 1871 | Ferns | Onocleaceae | Polypodiales | Polypodiopsida | Plantae |
Glandular Cinnamon Fern | Osmundastrum | cinnamomeum var. glandulosum | | 0 | Ferns | Osmundaceae | Polypodiales | Polypodiopsida | Plantae |
Cinnamon Fern (cinnamomeum) | Osmundastrum | cinnamomeum var. cinnamomeum | | 2 | Ferns | Osmundaceae | Polypodiales | Polypodiopsida | Plantae |
Resurrection Fern | Pleopeltis | michauxiana | | 8 | Ferns | Polypodiaceae | Polypodiales | Polypodiopsida | Plantae |
Appalachian Polypody | Polypodium | appalachianum | | 18 | Ferns | Polypodiaceae | Polypodiales | Polypodiopsida | Plantae |
Common Polypody | Polypodium | virginianum | | 331 | Ferns | Polypodiaceae | Polypodiales | Polypodiopsida | Plantae |
Southern Maidenhair Fern | Adiantum | capillus-veneris | | 1 | Ferns | Pteridaceae | Polypodiales | Polypodiopsida | Plantae |
Northern Maidenhair Fern | Adiantum | pedatum | | 278 | Ferns | Pteridaceae | Polypodiales | Polypodiopsida | Plantae |
Hairy Lipfern | Myriopteris | lanosa | | 14 | Ferns | Pteridaceae | Polypodiales | Polypodiopsida | Plantae |
Purple Cliffbrake | Pellaea | atropurpurea | | 118 | Ferns | Pteridaceae | Polypodiales | Polypodiopsida | Plantae |
Smooth Cliffbrake | Pellaea | glabella ssp. glabella | | 7 | Ferns | Pteridaceae | Polypodiales | Polypodiopsida | Plantae |
Cretan Brake | Pteris | cretica | | 0 | Ferns | Pteridaceae | Polypodiales | Polypodiopsida | Plantae |
Spider Brake | Pteris | multifida | | 2 | Ferns | Pteridaceae | Polypodiales | Polypodiopsida | Plantae |
Appalachian Shoestring Fern | Vittaria | appalachiana | | 0 | Ferns | Pteridaceae | Polypodiales | Polypodiopsida | Plantae |
New York Fern | Parathelypteris | noveboracensis | | 744 | Ferns | Thelypteridaceae | Polypodiales | Polypodiopsida | Plantae |
Long Beechfern | Phegopteris | connectilis | | 3 | Ferns | Thelypteridaceae | Polypodiales | Polypodiopsida | Plantae |
Broad Beechfern | Phegopteris | hexagonoptera | | 280 | Ferns | Thelypteridaceae | Polypodiales | Polypodiopsida | Plantae |
Eastern Marsh Fern | Thelypteris | palustris var. pubescens | | 167 | Ferns | Thelypteridaceae | Polypodiales | Polypodiopsida | Plantae |
Bog Fern | Thelypteris | simulata | | 32 | Ferns | Thelypteridaceae | Polypodiales | Polypodiopsida | Plantae |
Rusty Woodsia | Woodsia | ilvensis | | 14 | Ferns | Woodsiaceae | Polypodiales | Polypodiopsida | Plantae |
Blunt-lobed Woodsia | Woodsia | obtusa ssp. obtusa | | 61 | Ferns | Woodsiaceae | Polypodiales | Polypodiopsida | Plantae |
European Waterclover | Marsilea | quadrifolia | | 2 | Ferns | Marsileaceae | Salviniales | Polypodiopsida | Plantae |
American Pillowrt | Pilularia | americana | | 0 | Ferns | Marsileaceae | Salviniales | Polypodiopsida | Plantae |
Carolina Mosquitofern | Azolla | caroliniana | | 106 | Ferns | Salviniaceae | Salviniales | Polypodiopsida | Plantae |
American Climbing Fern | Lygodium | palmatum | | 116 | Ferns | Lygodiaceae | Schizaeales | Polypodiopsida | Plantae |
Lanceleaf Grapefern | Botrychium | angustisegmentum | | 0 | Ferns | Ophioglossaceae | Ophioglossales | Psilotopsida | Plantae |
Daisyleaf Grapefern | Botrychium | matricariifolium | | 12 | Ferns | Ophioglossaceae | Ophioglossales | Psilotopsida | Plantae |
Little Grapefern | Botrychium | simplex | | 3 | Ferns | Ophioglossaceae | Ophioglossales | Psilotopsida | Plantae |
Rattlesnake Fern | Botrypus | virginianus | | 705 | Ferns | Ophioglossaceae | Ophioglossales | Psilotopsida | Plantae |
Northern Adderstongue Fern | Ophioglossum | pusillum | | 4 | Ferns | Ophioglossaceae | Ophioglossales | Psilotopsida | Plantae |
Southern Adderstongue Fern | Ophioglossum | vulgatum | | 78 | Ferns | Ophioglossaceae | Ophioglossales | Psilotopsida | Plantae |
Sparselobe Grapefern | Sceptridium | biternatum | | 15 | Ferns | Ophioglossaceae | Ophioglossales | Psilotopsida | Plantae |
Cutleaf Grapefern | Sceptridium | dissectum | | 275 | Ferns | Ophioglossaceae | Ophioglossales | Psilotopsida | Plantae |
Leathery Grapefern | Sceptridium | multifidum | | 1 | Ferns | Ophioglossaceae | Ophioglossales | Psilotopsida | Plantae |
Bluntlobe Grapefern | Sceptridium | oneidense | | 10 | Ferns | Ophioglossaceae | Ophioglossales | Psilotopsida | Plantae |