| 1 | Garlic Mustard | Alliaria petiolata |
| Philadelphia Fleabane | Erigeron philadelphicus | |
| Swamp Jack-in-the-pulpit | Arisaema triphyllum subsp. triphyllum | |
| Gay-wing Milkwort | Polygala paucifolia | |
| Late Lowbush Blueberry | Vaccinium angustifolium | |
| Rue Anemone | Thalictrum thalictroides | |
| Pointed Little-leaf Pussytoes | Antennaria neglecta | |
| Carpet Bugleweed | Ajuga reptans | |
| Woodland Stonecrop | Sedum ternatum | |
| Dwarf Ginseng | Panax trifolius | |
| Kidneyleaf Buttercup | Ranunculus abortivus | |
| Bird's-foot Violet | Viola pedata | |
| 2 | Annual Honesty | Lunaria annua |
| Virginia Bluebells | Mertensia virginica | |
| Golden Ragwort | Packera aurea | |
| Wild Columbine | Aquilegia canadensis | |
| Blue Cohosh | Caulophyllum thalictroides | |
| Variable-leaf Spurge | Euphorbia ipecacuanhae | |
| Lyre-leaf Rockcress | Arabidopsis lyrata | |
| Golden Alexander | Zizia aurea | |
| 3 | Red Mulberry | Morus rubra |
| Silver Maple | Acer saccharinum | |
| 4 | Showy Orchis | Galearis spectabilis |
| Creeping Buttercup | Ranunculus repens | |
| Eastern Yellow Stargrass | Hypoxis hirsuta | |
| Lyre-leaf Sage | Salvia lyrata | |
| Primrose-leaved Violet | Viola primulifolia | |
| Violet Woodsorrel | Oxalis violacea | |
| Fire-pink | Silene virginica | |
| Glabrous Big-leaf Pussytoes | Antennaria parlinii subsp. parlinii | |
| American Dog Violet | Viola labradorica | |
| Sand Blueberry | Vaccinium stamineum var. stamineum | |
| Umbellate Bastard Toadflax | Comandra umbellata subsp. umbellata | |
| Corn Speedwell | Veronica arvensis | |
| 5 | Yankee Blackberry | Rubus flagellaris |
| Wild Geranium | Geranium maculatum | |
| Hollow-stem Joe-pye-weed | Eutrochium fistulosum | |
| Bulbous Buttercup | Ranunculus bulbosus | |
| Bulbous Bitter-cress | Cardamine bulbosa | |
| Ill-scented Trillium | Trillium erectum | |
| Cypress Spurge | Euphorbia cyparissias | |
| Thyme-leaved Speedwell | Veronica serpyllifolia | |
| Wall-cress | Arabidopsis thaliana | |
| Blueflag Iris | Iris versicolor | |
| Narrowleaf Springbeauty | Claytonia virginica var. virginica | |
| Nodding Trillium | Trillium cernuum | |
| One-flowered Broomrape | Orobanche uniflora | |
| Black Locust | Robinia pseudoacacia | |
| False Mermaidweed | Floerkea proserpinacoides | |
| American Beech | Fagus grandifolia | |
| 6 | Winged Euonymus | Euonymus alatus |
| Wild Comfrey | Cynoglossum virginianum var. virginianum | |
| Narrowleaf Springbeauty | Claytonia virginica var. virginica | |
| Slender Toothwort | Cardamine angustata | |
| Cinnamon Fern | Osmundastrum cinnamomeum var. cinnamomeum | |
| Green Violet | Hybanthus concolor | |
| Marsh Blue Violet | Viola cucullata | |
| Canada Wild-ginger | Asarum canadense var. canadense | |
| Christmas Fern | Polystichum acrostichoides | |
| Flowering Dogwood | Cornus florida | |
| 7 | Virginia Pennywort | Obolaria virginica |
| Perfoliate Bellwort | Uvularia perfoliata | |
| Wild Geranium | Geranium maculatum | |
| Smooth Blackhaw | Viburnum prunifolium | |
| Paper-mulberry | Broussonetia papyrifera | |
| Eastern Yellow Stargrass | Hypoxis hirsuta | |
| 8 | Watercress | Nasturtium officinale |
| Sweet-cicely | Osmorhiza longistylis | |
| Pinxterbloom Azalea | Rhododendron periclymenoides | |
| Pink Lady's-slipper | Cypripedium acaule | |
| Squaw-root | Conopholis americana | |
| Showy Orchis | Galearis spectabilis | |
| Downy Yellow Violet | Viola pubescens var. pubescens | |
| Spring Avens | Geum vernum | |
| Downy Solomon's-seal | Polygonatum pubescens | |
| Shepherd's Purse | Capsella bursa-pastoris | |
| Mayapple | Podophyllum peltatum | |
| Golden Ragwort | Packera aurea | |
| 9 | European Cornsalad | Valerianella locusta |
| Wild Geranium | Geranium maculatum | |
| Greek Valerian | Polemonium reptans var. reptans | |
| Virginia Strawberry | Fragaria virginiana | |
| Sweet-cicely | Osmorhiza longistylis | |
| 10 | Autumn Olive | Elaeagnus umbellata |
| Bachelor's Button Knapweed | Centaurea cyanus | |
| Hispid Buttercup | Ranunculus hispidus var. caricetorum | |
| Royal Paulownia | Paulownia tomentosa | |
| Bird-eye Speedwell | Veronica persica | |
| Autumn Olive | Elaeagnus umbellata | |
| Field Pepper-grass | Lepidium campestre | |
| American Bladdernut | Staphylea trifolia | |
| 11 | Nodding Trillium | Trillium cernuum |
| Mayapple | Podophyllum peltatum | |
| Smooth Carrion-flower Greenbrier | Smilax herbacea | |
| 12 | Colts-foot | Tussilago farfara |
| Solomon's Plume | Maianthemum racemosum subsp. racemosum | |
| Star-of-bethlehem | Ornithogalum umbellatum | |
| Carolina Crane's-bill | Geranium carolinianum | |
| Mouse-ear Chickweed | Cerastium fontanum | |
| 13 | Silvery False Spleenwort | Deparia acrostichoides |
| Solomon's-seal | Polygonatum biflorum var. biflorum | |
| Squaw-root | Conopholis americana | |
| Solomon's Plume | Maianthemum racemosum subsp. racemosum | |
| 14 | Shining Clubmoss | Huperzia lucidula |
| American Beech | Fagus grandifolia | |
| Alternate-leaf Dogwood | Cornus alternifolia | |
| Sensitive Fern | Onoclea sensibilis | |
| Hairy-jointed Meadow-parsnip | Thaspium barbinode | |
| Virginia Spiderwort | Tradescantia virginiana | |
| Smooth White Violet | Viola blanda | |
| Ironwood | Carpinus caroliniana | |
| Two-leaf Bishop's-cap | Mitella diphylla | |
| Sweet-cicely | Osmorhiza longistylis | |
| Large Yellow Lady's-slipper | Cypripedium parviflorum var. pubescens | |
| Creeping Buttercup | Ranunculus repens | |
| Wild Columbine | Aquilegia canadensis | |
| Poison Ivy | Toxicodendron radicans var. radicans | |
| Canada Mayflower | Maianthemum canadense | |
| Blunt-lobe Woodsia | Woodsia obtusa subsp. obtusa | |
| Black Walnut | Juglans nigra | |
| Weak-prickle Greenbrier | Smilax hispida | |
| Bashful Bulrush | Trichophorum planifolium | |
| 15 | Smooth Rockcress | Boechera laevigata |
| Hobblebush | Viburnum lantanoides | |
| Virginia Strawberry | Fragaria virginiana | |
| Wild Leek | Allium tricoccum | |
| Solomon's-seal | Polygonatum biflorum var. biflorum | |
| Pennsylvania Bittercress | Cardamine pensylvanica | |
| Showy Vetch | Vicia grandiflora | |
| Black Locust | Robinia pseudoacacia | |
| Wild Sarsaparilla | Aralia nudicaulis | |
| Two-leaf Bishop's-cap | Mitella diphylla | |
| 16 | Robin's Fleabane | Erigeron pulchellus var. pulchellus |
| Meadow Hawkweed | Hieracium caespitosum | |
| Devil's-bit | Chamaelirium luteum | |
| Mockernut Hickory | Carya alba | |
| Sand Blueberry | Vaccinium stamineum var. stamineum | |
| Interrupted Fern | Osmunda claytoniana var. claytoniana | |
| One-flowered Broomrape | Orobanche uniflora | |
| Hay-scented Fern | Dennstaedtia punctilobula | |
| Virginia Polypody | Polypodium virginianum | |
| 17 | Smooth Carrion-flower Greenbrier | Smilax herbacea |
| Wood Lily | Lilium philadelphicum var. philadelphicum | |
| Puttyroot | Aplectrum hyemale | |
| 18 | Poison-hemlock | Conium maculatum |
| Common Vetch | Vicia sativa subsp. sativa | |
| American False Hellebore | Veratrum viride | |
| Round-leaf Greenbrier | Smilax rotundifolia | |
| Touch-me-not Bittercress | Cardamine impatiens | |
| Dame's Rocket | Hesperis matronalis | |
| Amur Honeysuckle | Lonicera maackii | |
| Eastern Waterleaf | Hydrophyllum virginianum | |
| Smooth Rockcress | Boechera laevigata | |
| Cow-parsnip | Heracleum maximum | |
| 19 | Yellow Clover | Trifolium aureum |
| Hawkweed | Hieracium flagellare | |
| Black Raspberry | Rubus occidentalis | |
| The Official Speedwell | Veronica officinalis | |
| Japanese Maple | Acer palmatum | |
| 20 | Canada Wild-ginger | Asarum canadense var. canadense |
| Meadow Goat's-beard | Tragopogon pratensis | |
| Puttyroot | Aplectrum hyemale | |
| Dame's Rocket | Hesperis matronalis | |
| Smooth Rockcress | Boechera laevigata | |
| Clustered Black Snakeroot | Sanicula odorata | |
| Tuliptree | Liriodendron tulipifera | |
| Showy Orchis | Galearis spectabilis | |
| Allegheny Blackberry | Rubus allegheniensis | |
| Maidenhair-fern | Adiantum pedatum | |
| Long-stalk Crane's-bill | Geranium columbinum | |
| 21 | Wild Black Cherry | Prunus serotina var. serotina |
| 22 | Bitternut Hickory | Carya cordiformis |
| Herb-sophia | Descurainia sophia | |
| Osage Orange | Maclura pomifera | |
| Exotic Arrow-wood | Viburnum dilatatum | |
| Meadow Hawkweed | Hieracium caespitosum | |
| Giant Solomon's-seal | Polygonatum biflorum var. commutatum | |
| Pineapple-weed | Matricaria discoidea | |
| Bristly Locust | Robinia hispida var. hispida | |
| American Witch-hazel | Hamamelis virginiana var. virginiana | |
| Mountain Laurel | Kalmia latifolia | |
| Wild Comfrey | Cynoglossum virginianum var. virginianum | |
| American Alumroot | Heuchera americana | |
| Rattlesnake Hawkweed | Hieracium venosum | |
| Sweet-cicely | Osmorhiza claytonii | |
| Giant-chickweed | Myosoton aquaticum | |
| 23 | Eastern Waterleaf | Hydrophyllum virginianum |
| Mapleleaf Viburnum | Viburnum acerifolium | |
| Old-field Toadflax | Nuttallanthus canadensis | |
| 24 | Asymmetrical Fringed Sedge | Carex crinita var. crinita |
| Longleaf Starwort | Stellaria longifolia | |
| Catchweed Bedstraw | Galium aparine | |
| True Forget-me-not | Myosotis scorpioides | |
| Bladder Sedge | Carex intumescens | |
| Small Forget-me-not | Myosotis laxa subsp. laxa | |
| Black Walnut | Juglans nigra | |
| Hairy Big-leaf Pussytoes | Antennaria parlinii subsp. fallax | |
| Featherfoil | Hottonia inflata | |
| 25 | Field Chickweed | Cerastium velutinum var. velutinum |
| Dwarf Snapdragon | Chaenorhinum minus | |
| 26 | Blueflag Iris | Iris versicolor |
| Red-osier Dogwood | Cornus stolonifera | |
| Violet Woodsorrel | Oxalis violacea | |
| The Official Speedwell | Veronica officinalis | |
| Devil's-bit | Chamaelirium luteum | |
| Common Vetch | Vicia sativa subsp. sativa | |
| Black Chokeberry | Aronia melanocarpa | |
| Exotic Arrow-wood | Viburnum dilatatum | |
| Pointed Blue-eyed-grass | Sisyrinchium angustifolium | |
| Downy Phlox | Phlox pilosa subsp. pilosa | |
| Slender Spikerush | Eleocharis tenuis var. tenuis | |
| Puttyroot | Aplectrum hyemale | |
| 27 | Catchweed Bedstraw | Galium aparine |
| Hygroamblystegium Moss | Hygroamblystegium tenax | |
| Sulphur Cinquefoil | Potentilla recta | |
| Partridge-berry | Mitchella repens | |
| Hay-scented Fern | Dennstaedtia punctilobula | |
| Wineberry | Rubus phoenicolasius | |
| Simple Cinquefoil | Potentilla simplex | |
| Garlic Mustard | Alliaria petiolata | |
| New York Fern | Thelypteris noveboracensis | |
| Hooked Buttercup | Ranunculus recurvatus var. recurvatus | |
| Greater Celandine | Chelidonium majus | |
| Mountain Laurel | Kalmia latifolia | |
| Rattlesnake Hawkweed | Hieracium venosum | |
| Climbing Nightshade | Solanum dulcamara | |
| Japanese Stilt Grass | Microstegium vimineum | |
| Pointed Blue-eyed-grass | Sisyrinchium angustifolium | |
| Smooth Yellow Violet | Viola pubescens var. scabriuscula | |
| Mockernut Hickory | Carya alba | |
| 28 | Mapleleaf Viburnum | Viburnum acerifolium |
| Winter Vetch | Vicia villosa | |
| Long-pod Poppy | Papaver dubium | |
| Multiflora Rose | Rosa multiflora | |
| Indian Cinquefoil | Potentilla indica | |
| 29 | Creeping Loosestrife | Lysimachia nummularia |
| Spanish Bluebells | Hyacinthoides hispanica | |
| Three-leaf Blackberry | Rubus triphyllus | |
| Bloodroot | Sanguinaria canadensis | |
| Garden Asparagus | Asparagus officinalis | |
| Yellow Iris | Iris pseudacorus | |
| Birds-foot Trefoil | Lotus corniculatus | |
| Water Speedwell | Veronica anagallis-aquatica | |
| Meadow Hawkweed | Hieracium caespitosum | |
| Red Clover | Trifolium pratense | |
| Indian Cucumber-root | Medeola virginiana | |
| Venus'-looking-glass | Triodanis perfoliata | |
| 30 | Evergreen Blackberry | Rubus laciniatus |
| Oriental Bittersweet | Celastrus orbiculatus | |
| 31 | Large-seed Forget-me-not | Myosotis macrosperma |
| Heart-leaved Umbrella-wort | Mirabilis nyctaginea | |
| Two-leaf Bishop's-cap | Mitella diphylla | |
| Wild Comfrey | Cynoglossum virginianum var. virginianum | |
| Spatterdock | Nuphar advena | |
| Downy Shadbush | Amelanchier arborea |