| Giant Puffball | Calvatia | gigantea | | 1 | Fungi | Agaricaceae | Agaricales | Agaricomycetes | Fungi |
| Sulfur Shelf | Laetiporus | sulphureus | | 1 | Fungi | Laetiporaceae | Polyporales | Agaricomycetes | Fungi |
| Rooting Cauliflower Mushroom | Sparassis | crispa | | 1 | Fungi | Sparassidaceae | Polyporales | Agaricomycetes | Fungi |
| Green-cracking Russula | Russula | virescens | | 1 | Fungi | Russulaceae | Russulales | Agaricomycetes | Fungi |
| Witches Butter | Tremella | mesenterica | | 1 | Fungi | Tremellaceae | Tremellales | Tremellomycetes | Fungi |
| Flat-branched Tree Clubmoss | Dendrolycopodium | obscurum | | 1 | Clubmoss Family | Lycopodiaceae | Lycopodiales | Lycopodiopsida | Plantae |
| Hemlock Water-parsnip | Sium | suave | | 1 | Carrot Family | Apiaceae | Apiales | Magnoliopsida | Plantae |
| English/Irish Ivy | Hedera | helix/hibernica | | 1 | Ginseng Family | Araliaceae | Apiales | Magnoliopsida | Plantae |
| White Snakeroot | Ageratina | altissima var. altissima | | 1 | Aster Family | Asteraceae | Asterales | Magnoliopsida | Plantae |
| Hairy Leafcup | Smallanthus | uvedalia | | 1 | Aster Family | Asteraceae | Asterales | Magnoliopsida | Plantae |
| Elm-leaved Goldenrod | Solidago | ulmifolia var. ulmifolia | | 1 | Aster Family | Asteraceae | Asterales | Magnoliopsida | Plantae |
| American Bellflower | Campanula | americana | | 1 | Bellflower Family | Campanulaceae | Asterales | Magnoliopsida | Plantae |
| Cut-leaved Toothwort | Cardamine | concatenata | | 1 | Mustard Family | Brassicaceae | Brassicales | Magnoliopsida | Plantae |
| Tidal Marsh Amaranth | Amaranthus | cannabinus | | 1 | Amaranth Family | Amaranthaceae | Caryophyllales | Magnoliopsida | Plantae |
| Halberd-leaved Tearthumb | Persicaria | arifolia | | 1 | Buckwheat Family | Polygonaceae | Caryophyllales | Magnoliopsida | Plantae |
| Curlytop Knotweed | Persicaria | lapathifolia | | 1 | Buckwheat Family | Polygonaceae | Caryophyllales | Magnoliopsida | Plantae |
| Arrow-leaved Tearthumb | Persicaria | sagittata | | 1 | Buckwheat Family | Polygonaceae | Caryophyllales | Magnoliopsida | Plantae |
| American Strawberry Bush | Euonymus | americanus | | 1 | Bittersweet Family | Celastraceae | Celastrales | Magnoliopsida | Plantae |
| Black Elderberry | Sambucus | canadensis | | 1 | Moschatel Family | Adoxaceae | Dipsacales | Magnoliopsida | Plantae |
| Amur Honeysuckle | Lonicera | maackii | | 1 | Honeysuckle Family | Caprifoliaceae | Dipsacales | Magnoliopsida | Plantae |
| Highbush Blueberry sp.Hidden Taxon | Vaccinium | sp. | | 1 | Heath Family | Ericaceae | Ericales | Magnoliopsida | Plantae |
| Crownvetch | Securigera | varia | | 1 | Pea Family | Fabaceae | Fabales | Magnoliopsida | Plantae |
| Sawtooth Oak | Quercus | acutissima | | 1 | Oak Family | Fagaceae | Fagales | Magnoliopsida | Plantae |
| Common Yellow Woodsorrel | Oxalis | stricta | | 1 | Wood-sorrel Family | Oxalidaceae | Geraniales | Magnoliopsida | Plantae |
| Northern Catalpa | Catalpa | speciosa | | 1 | Trumpet-creeper Family | Bignoniaceae | Lamiales | Magnoliopsida | Plantae |
| Largeseed Forget-me-not | Myosotis | macrosperma | | 1 | Borage Family | Boraginaceae | Lamiales | Magnoliopsida | Plantae |
| Bird's-eye Speedwell | Veronica | persica | | 1 | Plantain Family | Plantaginaceae | Lamiales | Magnoliopsida | Plantae |
| Narrowleaf Blue-eyed Grass | Sisyrinchium | angustifolium | | 1 | Iris Family | Iridaceae | Liliales | Magnoliopsida | Plantae |
| Indian Cucumber | Medeola | virginiana | | 1 | Lily Family | Liliaceae | Liliales | Magnoliopsida | Plantae |
| Pickerelweed | Pontederia | cordata | | 1 | Water-Hyacinth Family | Pontederiaceae | Liliales | Magnoliopsida | Plantae |
| American Lotus | Nelumbo | lutea | | 1 | Lotus-lily Family | Nelumbonaceae | Nymphaeales | Magnoliopsida | Plantae |
| Broadleaf Helleborine | Epipactis | helleborine | | 1 | Orchids | Orchidaceae | Orchidales | Magnoliopsida | Plantae |
| Long-haired Sedge | Carex | comosa | | 1 | Sedge Family | Cyperaceae | Poales | Magnoliopsida | Plantae |
| Graceful Sedge | Carex | gracillima | | 1 | Sedge Family | Cyperaceae | Poales | Magnoliopsida | Plantae |
| Pennsylvania Sedge | Carex | pensylvanica | | 1 | Sedge Family | Cyperaceae | Poales | Magnoliopsida | Plantae |
| Hedgehog Woodrush | Luzula | echinata | | 1 | Rush Family | Juncaceae | Poales | Magnoliopsida | Plantae |
| Big Bluestem | Andropogon | gerardi | | 1 | Grasses | Poaceae | Poales | Magnoliopsida | Plantae |
| Wavy Hairgrass | Avenella | flexuosa | | 1 | Grasses | Poaceae | Poales | Magnoliopsida | Plantae |
| Cheatgrass | Bromus | tectorum | | 1 | Grasses | Poaceae | Poales | Magnoliopsida | Plantae |
| Sweet Woodreed | Cinna | arundinacea | | 1 | Grasses | Poaceae | Poales | Magnoliopsida | Plantae |
| Poverty Oatgrass | Danthonia | spicata | | 1 | Grasses | Poaceae | Poales | Magnoliopsida | Plantae |
| Fowl Mannagrass | Glyceria | striata | | 1 | Grasses | Poaceae | Poales | Magnoliopsida | Plantae |
| White Grass | Leersia | virginica | | 1 | Grasses | Poaceae | Poales | Magnoliopsida | Plantae |
| Switchgrass | Panicum | virgatum | | 1 | Grasses | Poaceae | Poales | Magnoliopsida | Plantae |
| Canada Bluegrass | Poa | compressa | | 1 | Grasses | Poaceae | Poales | Magnoliopsida | Plantae |
| Green Bristlegrass | Setaria | viridis | | 1 | Grasses | Poaceae | Poales | Magnoliopsida | Plantae |
| Purpletop Tridens | Tridens | flavus | | 1 | Grasses | Poaceae | Poales | Magnoliopsida | Plantae |
| Sweet Autumn Virginsbower | Clematis | terniflora | | 1 | Buttercup Family | Ranunculaceae | Ranunculales | Magnoliopsida | Plantae |
| Canadian Serviceberry | Amelanchier | canadensis | | 1 | Rose Family | Rosaceae | Rosales | Magnoliopsida | Plantae |
| Sour Cherry | Prunus | cerasus | | 1 | Rose Family | Rosaceae | Rosales | Magnoliopsida | Plantae |
| European Firethorn | Pyracantha | coccinea | | 1 | Rose Family | Rosaceae | Rosales | Magnoliopsida | Plantae |
| Northern Dewberry | Rubus | flagellaris | | 1 | Rose Family | Rosaceae | Rosales | Magnoliopsida | Plantae |
| Pennsylvania Blackberry | Rubus | pensilvanicus | | 1 | Rose Family | Rosaceae | Rosales | Magnoliopsida | Plantae |
| Bridalwreath Spiraea | Spiraea | prunifolia | | 1 | Rose Family | Rosaceae | Rosales | Magnoliopsida | Plantae |
| White Poplar | Populus | alba | | 1 | Willow Family | Salicaceae | Salicales | Magnoliopsida | Plantae |
| Eastern Cottonwood | Populus | deltoides | | 1 | Willow Family | Salicaceae | Salicales | Magnoliopsida | Plantae |
| American Mistletoe | Phoradendron | leucarpum | | 1 | Sandalwood Family | Santalaceae | Santalales | Magnoliopsida | Plantae |
| White Ash | Fraxinus | americana | | 1 | Olive Family | Oleaceae | Scrophulariales | Magnoliopsida | Plantae |
| Greater Marsh St. Johnswort | Hypericum | walteri | | 1 | St. Johnswort Family | Hypericaceae | Theales | Magnoliopsida | Plantae |
| Frost Grape | Vitis | vulpina | | 1 | Grape Family | Vitaceae | Vitales | Magnoliopsida | Plantae |
| Shortleaf Pine | Pinus | echinata | | 1 | Pine Family | Pinaceae | Pinales | Pinopsida | Plantae |
| Common Haircap Moss | Polytrichum | commune | | 1 | Mosses | Polytrichaceae | Polytrichales | Polytrichopsida | Plantae |
| Rattlesnake Fern | Botrypus | virginianus | | 1 | Ferns | Ophioglossaceae | Ophioglossales | Psilotopsida | Plantae |
| Cutleaf Grapefern | Sceptridium | dissectum | | 1 | Ferns | Ophioglossaceae | Ophioglossales | Psilotopsida | Plantae |