| Common Name | Scientific Name | |
| Endangered | Bog Clubmoss | Lycopodiella inundata |
| Netted Chain Fern | Woodwardia areolata | |
| Yellow Harlequin | Corydalis flavula | |
| Spring Avens | Geum vernum | |
| Winter Grape | Vitis vulpina | |
| Tall Thistle | Cirsium altissimum | |
| Purple Everlasting | Gnaphalium purpureum | |
| Stiff-leaf Goldenrod | Solidago rigida | |
| Bicknell’s Sedge | Carex bicknellii | |
| Soft Fox Sedge | Carex conjuncta | |
| Cat-tail Sedge | Carex typhina | |
| Long-beaked Bald Rush | Rhynchospora scirpoides | |
| Large Twayblade | Liparis lilifolia | |
| Threatened | Purple Milkweed | Asclepias purpurascens |
| Swamp Cottonwood | Populus heterophylla | |
| Rattlebox | Crotalaria sagittalis | |
| Swamp Agrimony | Agrimonia parviflora | |
| Featherfoil | Hottonia inflata | |
| Slender Pinweed | Lechea tenuifolia | |
| Shrubby St. Johnswort | Hypericum prolificum | |
| Mudwort | Limosella australis | |
| Winged Monkeyflower | Mimulus alatus | |
| Slender Saltmarsh Aster | Aster tenuifolius | |
| Spongy Arrowhead | Sagittaria montevidensis spongiosa | |
| Strap-leaf Arrowhead | Sagittaria subulata | |
| Spotted Pondweed | Potamogeton pulcher | |
| Angled Spikerush | Eleocharis quadrangulat | |
| Lesser Bladderwort | Utricularia minor | |
| Yellow Lady Slipper | Cypripedium parviflorum | |
| Special Concern | Walking Fern | Asplenium rhizophyllum |
| Purple Cliffbrake | Pellaea atropurpurea | |
| Eastern Prickly Pear | Opuntia humifusa | |
| Trailing Arbutus | Epigaea repens | |
| Grass-of-Parnassus | Parnassia glauca | |
| Pitcher Plant | Sarracenia purpurea | |
| Four-leaf Milkweed | Asclepias quadrifolia | |
| River Birch | Betula nigra | |
| Striped Maple | Acer pensylvanicum | |
| American Holly | Ilex opaca | |
| Prickly Hornwort | Ceratophyllum echinatum | |
| Dittany | Cunilla origanoides | |
| Stiff Yellow Flax | Linum striatum | |
| Wild Pink | Silene caroliniana | |
| Blunt Mountain Mint | Pycnanthemum muticum | |
| Small Floating Bladderwort | Utricularia radiata | |
| Large Yellow-eyed Grass | Xyris smalliana | |
| Showy Orchis | Galearis spectabilis |