| Weft Fern | Crepidomanes | intricatum | | 0 | Hymenophyllaceae | Hymenophyllales | Polypodiopsida | Plantae |
| Interrupted Fern | Claytosmunda | claytoniana | | 256 | Osmundaceae | Osmundales | Polypodiopsida | Plantae |
| Royal Fern | Osmunda | regalis var. spectabilis | | 775 | Osmundaceae | Osmundales | Polypodiopsida | Plantae |
| Cinnamon Fern | Osmundastrum | cinnamomeum | | 862 | Osmundaceae | Osmundales | Polypodiopsida | Plantae |
| Bradley's Spleenwort | Asplenium | bradleyi | | 13 | Aspleniaceae | Polypodiales | Polypodiopsida | Plantae |
| Mountain Spleenwort | Asplenium | montanum | | 71 | Aspleniaceae | Polypodiales | Polypodiopsida | Plantae |
| Lobed Spleenwort | Asplenium | pinnatifidum | | 19 | Aspleniaceae | Polypodiales | Polypodiopsida | Plantae |
| Ebony Spleenwort | Asplenium | platyneuron | | 1286 | Aspleniaceae | Polypodiales | Polypodiopsida | Plantae |
| Blackstem Spleenwort | Asplenium | resiliens | | 10 | Aspleniaceae | Polypodiales | Polypodiopsida | Plantae |
| Walking Fern | Asplenium | rhizophyllum | | 173 | Aspleniaceae | Polypodiales | Polypodiopsida | Plantae |
| Wallrue | Asplenium | ruta-muraria | | 45 | Aspleniaceae | Polypodiales | Polypodiopsida | Plantae |
| American Hart's-tongue Fern | Asplenium | scolopendrium var. americanum | | 0 | Aspleniaceae | Polypodiales | Polypodiopsida | Plantae |
| Maidenhair Spleenwort | Asplenium | trichomanes subsp. trichomanes | | 170 | Aspleniaceae | Polypodiales | Polypodiopsida | Plantae |
| Northern Ladyfern | Athyrium | angustum | | 20 | Athyriaceae | Polypodiales | Polypodiopsida | Plantae |
| Southern Ladyfern | Athyrium | asplenioides | | 137 | Athyriaceae | Polypodiales | Polypodiopsida | Plantae |
| Silvery Glade Fern | Deparia | acrostichoides | | 130 | Athyriaceae | Polypodiales | Polypodiopsida | Plantae |
| Virginia Chainfern | Anchistea | virginica | | 104 | Blechnaceae | Polypodiales | Polypodiopsida | Plantae |
| Netted Chainfern | Lorinseria | areolata | | 993 | Blechnaceae | Polypodiales | Polypodiopsida | Plantae |
| Bulblet Bladderfern | Cystopteris | bulbifera | | 14 | Cystopteridaceae | Polypodiales | Polypodiopsida | Plantae |
| Lowland Bladderfern | Cystopteris | protrusa | | 48 | Cystopteridaceae | Polypodiales | Polypodiopsida | Plantae |
| Tennessee Bladderfern | Cystopteris | tennesseensis | | 7 | Cystopteridaceae | Polypodiales | Polypodiopsida | Plantae |
| Upland Brittle Bladderfern | Cystopteris | tenuis | | 14 | Cystopteridaceae | Polypodiales | Polypodiopsida | Plantae |
| Western Oakfern | Gymnocarpium | dryopteris | | 2 | Cystopteridaceae | Polypodiales | Polypodiopsida | Plantae |
| Eastern Hayscented Fern | Dennstaedtia | punctilobula | | 465 | Dennstaedtiaceae | Polypodiales | Polypodiopsida | Plantae |
| Eastern Brackenfern | Pteridium | aquilinum var. latiusculum | | 83 | Dennstaedtiaceae | Polypodiales | Polypodiopsida | Plantae |
| Tailed Brackenfern | Pteridium | aquilinum var. pseudocaudatum | | 69 | Dennstaedtiaceae | Polypodiales | Polypodiopsida | Plantae |
| Brackenfern | Pteridium | aquilinum | | 355 | Dennstaedtiaceae | Polypodiales | Polypodiopsida | Plantae |
| Glade Fern | Diplaziopsis | pycnocarpa | | 62 | Diplaziopsidaceae | Polypodiales | Polypodiopsida | Plantae |
| Japanese Holly Fern | Cyrtomium | fortunei | | 9 | Dryopteridaceae | Polypodiales | Polypodiopsida | Plantae |
| Mountain Woodfern | Dryopteris | campyloptera | | 6 | Dryopteridaceae | Polypodiales | Polypodiopsida | Plantae |
| Spinulose Woodfern | Dryopteris | carthusiana | | 155 | Dryopteridaceae | Polypodiales | Polypodiopsida | Plantae |
| Log Fern | Dryopteris | celsa | | 36 | Dryopteridaceae | Polypodiales | Polypodiopsida | Plantae |
| Clinton's Woodfern | Dryopteris | clintoniana | | 14 | Dryopteridaceae | Polypodiales | Polypodiopsida | Plantae |
| Crested Woodfern | Dryopteris | cristata | | 81 | Dryopteridaceae | Polypodiales | Polypodiopsida | Plantae |
| Goldie's Woodfern | Dryopteris | goldieana | | 37 | Dryopteridaceae | Polypodiales | Polypodiopsida | Plantae |
| Intermediate Woodfern | Dryopteris | intermedia | | 229 | Dryopteridaceae | Polypodiales | Polypodiopsida | Plantae |
| Marginal Woodfern | Dryopteris | marginalis | | 289 | Dryopteridaceae | Polypodiales | Polypodiopsida | Plantae |
| Christmas Fern | Polystichum | acrostichoides | | 2669 | Dryopteridaceae | Polypodiales | Polypodiopsida | Plantae |
| Ostrich Fern | Matteuccia | struthiopteris | | 225 | Onocleaceae | Polypodiales | Polypodiopsida | Plantae |
| Sensitive Fern | Onoclea | sensibilis | | 2390 | Onocleaceae | Polypodiales | Polypodiopsida | Plantae |
| Cinnamon Fern (cinnamomeum) | Osmundastrum | cinnamomeum var. cinnamomeum | | 2 | Osmundaceae | Polypodiales | Polypodiopsida | Plantae |
| Glandular Cinnamon Fern | Osmundastrum | cinnamomeum var. glandulosum | | 0 | Osmundaceae | Polypodiales | Polypodiopsida | Plantae |
| Resurrection Fern | Pleopeltis | michauxiana | | 10 | Polypodiaceae | Polypodiales | Polypodiopsida | Plantae |
| Appalachian Polypody | Polypodium | appalachianum | | 22 | Polypodiaceae | Polypodiales | Polypodiopsida | Plantae |
| Common Polypody | Polypodium | virginianum | | 388 | Polypodiaceae | Polypodiales | Polypodiopsida | Plantae |
| Southern Maidenhair Fern | Adiantum | capillus-veneris | | 1 | Pteridaceae | Polypodiales | Polypodiopsida | Plantae |
| Northern Maidenhair Fern | Adiantum | pedatum | | 350 | Pteridaceae | Polypodiales | Polypodiopsida | Plantae |
| Hairy Lipfern | Myriopteris | lanosa | | 18 | Pteridaceae | Polypodiales | Polypodiopsida | Plantae |
| Purple Cliffbrake | Pellaea | atropurpurea | | 148 | Pteridaceae | Polypodiales | Polypodiopsida | Plantae |
| Smooth Cliffbrake | Pellaea | glabella subsp. glabella | | 8 | Pteridaceae | Polypodiales | Polypodiopsida | Plantae |
| Cretan Brake | Pteris | cretica | | 0 | Pteridaceae | Polypodiales | Polypodiopsida | Plantae |
| Spider Brake | Pteris | multifida | | 2 | Pteridaceae | Polypodiales | Polypodiopsida | Plantae |
| Appalachian Shoestring Fern | Vittaria | appalachiana | | 0 | Pteridaceae | Polypodiales | Polypodiopsida | Plantae |
| New York Fern | Parathelypteris | noveboracensis | | 900 | Thelypteridaceae | Polypodiales | Polypodiopsida | Plantae |
| Long Beechfern | Phegopteris | connectilis | | 9 | Thelypteridaceae | Polypodiales | Polypodiopsida | Plantae |
| Broad Beechfern | Phegopteris | hexagonoptera | | 323 | Thelypteridaceae | Polypodiales | Polypodiopsida | Plantae |
| Eastern Marsh Fern | Thelypteris | palustris var. pubescens | | 191 | Thelypteridaceae | Polypodiales | Polypodiopsida | Plantae |
| Bog Fern | Thelypteris | simulata | | 32 | Thelypteridaceae | Polypodiales | Polypodiopsida | Plantae |
| Rusty Woodsia | Woodsia | ilvensis | | 14 | Woodsiaceae | Polypodiales | Polypodiopsida | Plantae |
| Blunt-lobed Woodsia | Woodsia | obtusa subsp. obtusa | | 66 | Woodsiaceae | Polypodiales | Polypodiopsida | Plantae |
| European Waterclover | Marsilea | quadrifolia | | 2 | Marsileaceae | Salviniales | Polypodiopsida | Plantae |
| American Pillowrt | Pilularia | americana | | 0 | Marsileaceae | Salviniales | Polypodiopsida | Plantae |
| Carolina Mosquitofern | Azolla | caroliniana | | 117 | Salviniaceae | Salviniales | Polypodiopsida | Plantae |
| American Climbing Fern | Lygodium | palmatum | | 132 | Lygodiaceae | Schizaeales | Polypodiopsida | Plantae |