- Adder's Mouth, Green (Malaxis unifolia)
- Ailanthus (Ailanthus altissima)
- Alyssum, Hoary (Berteroa incana)
- Amaranth, Green (Amaranthus retroflexus)
- Arbutus, Trailing (Epigaea repens)
- Ash, Black (Fraxinus nigra)
- Ash, Blue (Fraxinus quadrangulata)
- Ash, Pumpkin (Fraxinus profunda)
- Ash, Red (Fraxinus pennsylvanica)
- Ash, White (Fraxinus americana)
- Aster, Bog (Oclemena nemoralis)
- Aster, Calico (Symphyotrichum lateriflorum)
- Aster, Frost (Symphyotrichum pilosum)
- Aster, Heath (Symphyotrichum ericoides)
- Aster, Panicled (Symphyotrichum lanceolatum)
- Aster, Purple-stemmed (Symphyotrichum puniceum)
- Aster, Smooth (Symphyotrichum laeve)
- Barberry, Japanese (Berberis thunbergii)
- Bean, Trailing Wild (Strophostyles helvola)
- Bearberry (Arctostaphylos uva-ursi)
- Bedstraw, Labrador (Galium labradoricum)
- Bedstraw, Yellow (Galium verum)
- Bellwort, Large-flowered (Uvularia grandiflora)
- Bellwort, Perfoliate (Uvularia perfoliata)
- Bellwort, Sessile-leaved (Uvularia sessilifolia)
- Bindweed, Eurasian Black (Fallopia convolvulus)
- Bindweed, Field (Convolvulus arvensis)
- Bindweed, Hedge (Calystegia sepium)
- Bindweed, Upright (Calystegia spithamaea)
- Bistort, Alpine (Bistorta vivipara)
- Blue-eyed Grass, Stout (Sisyrinchium angustifolium)
- Blueberry, Velvetleaf (Vaccinium myrtilloides)
- Bluehearts (Buchnera americana)
- Buckbean (Menyanthes trifoliata)
- Buckeye, Ohio (Aesculus glabra)
- Buckthorn, Glossy (Frangula alnus)
- Bunchberry (Cornus canadensis)
- Butternut (Juglans cinerea)
- Buttonbush (Cephalanthus occidentalis)
- Calamint, Low (Clinopodium arkansanum)
- Calypso (Calypso bulbosa)
- Campion, Bladder (Silene vulgaris)
- Carrion Flower (Smilax herbacea)
- Catchfly, Night-flowering (Silene noctiflora)
- Cattail, Common (Typha latifolia)
- Cattail, Narrow-leaved (Typha angustifolia)
- Centaury (Centaurium erythraea)
- Chickweed, Field (Cerastium arvense)
- Chickweed, Mouse-ear (Cerastium fontanum)
- Cinquefoil, Shrubby (Dasiphora fruticosa)
- Clintonia, Yellow (Clintonia borealis)
- Coffee Tree, Kentucky (Gymnocladus dioicus)
- Colicroot (Aletris farinosa)
- Columbo, American (Frasera caroliniensis)
- Coreopsis, Tall (Coreopsis tripteris)
- Cranberry, Large (Vaccinium macrocarpon)
- Cranberry, Small (Vaccinium oxycoccos)
- Daffodil (Narcissus pseudonarcissus)
- Devil's Bit (Chamaelirium luteum)
- Dogwood, Alternate-leaved (Cornus alternifolia)
- Dogwood, Flowering (Cornus florida)
- Dogwood, Red Osier (Cornus stolonifera)
- Dogwood, Silky (Cornus obliqua)
- Frogbit (Hydrocharis morsus-ranae)
- Ginger, Wild (Asarum canadense)
- Grass-of-Parnassus (Parnassia glauca)
- Harebell (Campanula rotundifolia)
- Hazel, Witch (Hamamelis virginiana)
- Hepatica, Round-lobed (Anemone americana)
- Hepatica, Sharp-lobed (Anemone acutiloba)
- Hickory, Bitternut (Carya cordiformis)
- Hickory, Shellbark (Carya laciniosa)
- Holly, Mountain (Ilex mucronata)
- Honeysuckle, American Fly (Lonicera canadensis)
- Horsechestnut (Aesculus hippocastanum)
- Hound's Tongue (Cynoglossum officinale)
- Hyacinth, Grape (Muscari botryoides)
- Indigo, False (Amorpha fruticosa)
- Iris, Blue Flag (Iris versicolor)
- Iris, Dwarf Lake (Iris lacustris)
- Iris, Yellow (Iris pseudacorus)
- Ironweed, Tall (Vernonia gigantea)
- Ivy, Poison (Toxicodendron rydbergii)
- Jack-in-the-Pulpit (Arisaema triphyllum)
- Ladies' Tresses, Hooded (Spiranthes romanzoffiana)
- Ladies' Tresses, Nodding (Spiranthes cernua)
- Lady's Slipper, Hybrid (Cypripedium parviflorum X C. candidum)
- Lady's Slipper, Ram's Head (Cypripedium arietinum)
- Lady's Slipper, Small White (Cypripedium candidum)
- Leatherleaf (Chamaedaphne calyculata)
- Leatherwood (Dirca palustris)
- Lilac, Common (Syringa vulgaris)
- Lily, Michigan (Lilium michiganense)
- Lily, Wood (Lilium philadelphicum)
- Lizard's Tail (Saururus cernuus)
- Lungwort, Sea (Mertensia maritima)
- Magnolia, Cucumber (Magnolia acuminata)
- Mayflower, Canada (Maianthemum canadense)
- Moonseed, Canada (Menispermum canadense)
- Mountain Mint, Virginia (Pycnanthemum virginianum)
- Onion, Nodding Wild (Allium cernuum)
- Orchid, Alaska (Platanthera unalascensis)
- Orchid, Blunt Leaf Rein (Platanthera obtusata)
- Orchid, Club Spur (Platanthera clavellata)
- Orchid, Hooker's (Platanthera hookeri)
- Orchid, Large Round Leaf (Platanthera macrophylla)
- Orchid, Northern Green (Platanthera hyperborea)
- Orchid, Prairie White Fringed (Platanthera leucophaea)
- Orchid, Round Leaf (Platanthera orbiculata)
- Orchid, White Bog (Platanthera dilatata)
- Orchis, Showy (Galearis spectabilis)
- Partridgeberry (Mitchella repens)
- Pea, Beach (Lathyrus japonicus)
- Pennyroyal, False (Trichostema brachiatum)
- Periwinkle (Vinca minor)
- Pickerelweed (Pontederia cordata)
- Pimpernel, Yellow (Taenidia integerrima)
- Pogonia, Rose (Pogonia ophioglossoides)
- Pokeweed (Phytolacca americana)
- Prickly Ash (Zanthoxylum americanum)
- Privet (Ligustrum vulgare)
- Purslane (Portulaca oleracea)
- Purslane, Milk (Euphorbia maculata)
- Pussytoes, Field (Antennaria neglecta)
- Pussytoes, Parlin's (Antennaria parlinii)
- Rattlesnake Plantain, Downy (Goodyera pubescens)
- Redbud (Cercis canadensis)
- Rhubarb (Rheum rhabarbarum)
- Rosemary, Bog (Andromeda polifolia)
- Sandwort, Rock (Sabulina michauxii)
- Sandwort, Thyme-leaved (Arenaria serpyllifolia)
- Scilla (Scilla siberica)
- Serviceberry, Low (Amelanchier humilis)
- Shinleaf (Pyrola elliptica)
- Snow in Summer (Cerastium tomentosum)
- Solomon's Seal, False (Maianthemum racemosum)
- Solomon's Seal, Great (Polygonatum canaliculatum)
- Solomon's Seal, Hairy (Polygonatum pubescens)
- Solomon's Seal, Star-flowered (Maianthemum stellatum)
- Sorrel, Common Wood (Oxalis montana)
- Speedwell, Marsh (Veronica scutellata)
- Speedwell, Water (Veronica anagallis-aquatica)
- Spicebush (Lindera benzoin)
- Spurge, Cypress (Euphorbia cyparissias)
- Spurge, Flowering (Euphorbia corollata)
- St Johnswort, Kalm's (Hypericum kalmianum)
- St Johnswort, Shrubby (Hypericum prolificum)
- Star-of-Bethlehem (Ornithogalum umbellatum)
- Starflower (Lysimachia borealis)
- Stonecrop, Mossy (Sedum acre)
- Sumac, Poison (Toxicodendron vernix)
- Sundew, Linear-leaved (Drosera linearis)
- Swallowwort, Black (Cynanchum louiseae)
- Swallowwort, White (Cynanchum vincetoxicum)
- Sweetflag (Acorus calamus)
- Tearthumb, Arrow-leaved (Persicaria sagittata)
- Tearthumb, Halberd-leaved (Persicaria arifolia)
- Tick Trefoil, Showy (Desmodium canadense)
- Tofieldia, Sticky (Triantha glutinosa)
- Trillium, Nodding (Trillium cernuum)
- Trillium, Painted (Trillium undulatum)
- Trillium, Red (Trillium erectum)
- Trillium, White (Trillium grandiflorum)
- Trillium, Yellow (Trillium luteum)
- Tulip Tree (Liriodendron tulipifera)
- Twayblade, Auricled (Neottia auriculata)
- Twayblade, Loesel's (Liparis loeselii)
- Velvetleaf (Abutilon theophrasti)
- Vetchling, Marsh (Lathyrus palustris)
- Vetchling, Pale (Lathyrus ochroleucus)
- Vetchling, Tuberous (Lathyrus tuberosus)
- Violet, Green (Hybanthus concolor)
- Water Shield (Brasenia schreberi)
- Whitlow Grass, Spring (Draba verna)
- Woodruff, Sweet (Galium odoratum)
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