Species Name |
March |
April |
May |
June |
July |
August |
September |
October |
November |
Abutilon theophrasti (Velvet Leaf) |
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Acer negundo (Boxelder) |
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Acer rubrum (Red Maple) |
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Achillea millefolium (Common Yarrow) |
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Acorus americanus (American Sweet Flag) |
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Actaea pachypoda (White Baneberry) |
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Actaea rubra (Red Baneberry) |
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Aegopodium podagraria (Goutweed) |
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Aesculus glabra (Ohio Buckeye) |
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Aesculus hippocastanum (Horse Chestnut) |
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Agalinis tenuifolia (Slender-leaved False Foxglove) |
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Ageratina altissima (White Snakeroot) |
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Agrimonia striata (Roadside Agrimony) |
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Alliaria petiolata (Garlic Mustard) |
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Allium cernuum (Nodding Wild Onion) |
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Amaranthus tuberculatus (Rough-fruited Waterhemp) |
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Ambrosia artemisiifolia (Common Ragweed) |
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Ambrosia trifida (Giant Ragweed) |
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Amelanchier arborea (Downy Serviceberry) |
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Amorpha canescens (Lead Plant) |
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Amphicarpaea bracteata (American Hog Peanut) |
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Andropogon gerardi (Big Bluestem) |
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Anemonastrum canadensis (Canada Anemone) |
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Anemone cylindrica (Thimbleweed) |
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Anemone quinquefolia (Wood Anemone) |
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Anemone virginiana (Tall Thimbleweed) |
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Antennaria parlinii (Parlin's Pussytoes) |
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Anthemis cotula (Dog Fennel) |
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Apios americana (Groundnut) |
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Aquilegia canadensis (Wild Columbine) |
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Arabidopsis lyrata (Lyre-leaved Rock Cress) |
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Aralia nudicaulis (Wild Sarsaparilla) |
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Aralia racemosa (Spikenard) |
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Arctium minus (Common Burdock) |
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Arisaema dracontium (Green Dragon) |
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Arisaema triphyllum (Jack-in-the-pulpit) |
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Artemisia ludoviciana (White Sage) |
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Asarum canadense (Canadian Wild Ginger) |
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Asclepias incarnata (Swamp Milkweed) |
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Asclepias syriaca (Common Milkweed) |
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Asclepias tuberosa (Butterfly Milkweed) |
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Asclepias viridiflora (Green Milkweed) |
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Asparagus officinalis (Common Asparagus) |
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Bacopa rotundifolia (Water-hyssop) |
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Baptisia bracteata (Plains Wild Indigo) |
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Baptisia lactea (White Wild Indigo) |
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Barbarea vulgaris (Winter Cress) |
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Berberis thunbergii (Japanese Barberry) |
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Berteroa incana (Hoary Alyssum) |
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Bidens cernua (Nodding Bur-Marigold) |
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Bidens connata (Purple-stem Beggarticks) |
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Bidens discoidea (Discoid Beggarticks) |
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Bidens frondosa (Devil's Beggarticks) |
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Bidens vulgata (Big Devil's Beggarticks) |
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Boehmeria cylindrica (Small-spike False Nettle) |
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Borodinia dentata (Toothed Rock Cress) |
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Borodinia laevigata (Smooth Rock Cress) |
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Caltha palustris (Marsh Marigold) |
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Calystegia sepium (Hedge Bindweed) |
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Campanula rapunculoides (Creeping Bellflower) |
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Campanula rotundifolia (Harebell) |
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Campanulastrum americanum (American Bellflower) |
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Capsella bursa-pastoris (Shepherd's Purse) |
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Cardamine concatenata (Cutleaf Toothwort) |
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Cardamine pensylvanica (Pennsylvania Bittercress) |
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Carex pedunculata (Long-stalked Sedge) |
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Carex sprengelii (Sprengel's Sedge) |
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Catalpa speciosa (Northern Catalpa) |
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Caulophyllum thalictroides (Blue Cohosh) |
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Centaurea stoebe (Spotted Knapweed) |
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Cerastium fontanum (Mouse-ear Chickweed) |
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Chamaecrista fasciculata (Partridge Pea) |
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Chelone glabra (White Turtlehead) |
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Chenopodium album (Lamb's-quarters) |
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Chenopodium pratericola (Desert Goosefoot) |
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Cichorium intybus (Chicory) |
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Cicuta maculata (Water Hemlock) |
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Circaea canadensis (Enchanter's Nightshade) |
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Cirsium arvense (Canada Thistle) |
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Cirsium discolor (Field Thistle) |
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Cirsium vulgare (Bull Thistle) |
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Claytonia virginica (Virginia Spring Beauty) |
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Clematis virginiana (Virgin's Bower) |
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Clintonia borealis (Blue-bead lily) |
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Convallaria majalis (Lily of the Valley) |
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Coreopsis palmata (Prairie Coreopsis) |
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Cornus alternifolia (Pagoda Dogwood) |
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Cornus amomum (Silky Dogwood) |
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Coronilla varia (Crown Vetch) |
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Corylus americana (American Hazelnut) |
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Crepis tectorum (Narrow-leaved Hawk's-beard) |
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Crocanthemum bicknellii (Hoary Frostweed) |
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Cryptotaenia canadensis (Canadian Honewort) |
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Cuscuta gronovii (Swamp Dodder) |
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Cynoglossum amabile (Chinese Forget-me-not) |
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Dalea candida (White Prairie Clover) |
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Dalea purpurea (Purple Prairie Clover) |
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Daucus carota (Queen Anne's Lace) |
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Delphinium carolinianum (Carolina Larkspur) |
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Desmodium canadense (Showy Tick-trefoil) |
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Dianthus armeria (Deptford Pink) |
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Dicentra cucullaria (Dutchman's Breeches) |
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Diervilla lonicera (Bush Honeysuckle) |
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Dioscorea villosa (Wild Yam) |
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Drymocallis arguta (Tall Cinquefoil) |
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Elymus hystrix (Bottlebrush Grass) |
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Enemion biternatum (False Rue Anemone) |
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Epigaea repens (Trailing Arbutus) |
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Epilobium ciliatum (American Willowherb) |
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Epipactis helleborine (Broad-leaved Helleborine) |
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Erechtites hieraciifolius (Pilewort) |
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Erigeron annuus (Annual Fleabane) |
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Erigeron canadensis (Canadian Horseweed) |
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Erigeron strigosus (Prairie Fleabane) |
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Erysimum cheiranthoides (Wormseed Mustard) |
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Erythronium albidum (White Trout Lily) |
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Euonymus alatus (Winged Burning-bush) |
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Eupatorium perfoliatum (Boneset) |
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Euphorbia corollata (Flowering Spurge) |
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Euphorbia maculata (Spotted Spurge) |
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Eurybia macrophylla (Large-leaved Aster) |
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Euthamia graminifolia (Lance-leaved Goldenrod) |
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Eutrochium maculatum (Spotted Joe-Pye Weed) |
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Fragaria vesca (Woodland Strawberry) |
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Fragaria virginiana (Wild Strawberry) |
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Frangula alnus (Glossy Buckthorn) |
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Galeopsis bifida (Common Hemp-nettle) |
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Galinsoga quadriradiata (Quickweed) |
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Galium aparine (Cleavers) |
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Galium asprellum (Rough Bedstraw) |
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Galium boreale (Northern Bedstraw) |
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Galium concinnum (Shining Bedstraw) |
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Galium tinctorium (Southern Three-lobed Bedstraw) |
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Galium trifidum (Three-petal Bedstraw) |
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Galium triflorum (Fragrant Bedstraw) |
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Gentiana puberulenta (Downy Gentian) |
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Geranium maculatum (Wild Geranium) |
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Geum canadense (White Avens) |
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Geum triflorum (Prairie Smoke) |
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Glechoma hederacea (Ground Ivy) |
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Gnaphalium uliginosum (Low Cudweed) |
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Gratiola neglecta (Clammy Hedge-hyssop) |
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Hackelia virginiana (Virginia Stickseed) |
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Helenium autumnale (Common Sneezeweed) |
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Helianthus annuus (Common Sunflower) |
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Helianthus giganteus (Giant Sunflower) |
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Helianthus occidentalis (Few-leaf Sunflower) |
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Helianthus strumosus (Woodland Sunflower) |
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Helianthus tuberosus (Jerusalem Artichoke) |
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Heliopsis helianthoides (Smooth Oxeye) |
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Hepatica americana (Round-lobed Hepatica) |
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Hesperis matronalis (Dame's Rocket) |
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Heuchera richardsonii (Prairie Alumroot) |
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Hieracium longipilum (Hairy Hawkweed) |
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Hieracium scabrum (Rough Hawkweed) |
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Hieracium umbellatum (Narrow-leaved Hawkweed) |
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Hordeum jubatum (Foxtail Barley) |
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Houstonia longifolia (Long-leaf Bluets) |
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Hydrophyllum virginianum (Virginia Waterleaf) |
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Hylodesmum glutinosum (Pointed-leaf Tick-trefoil) |
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Hylotelephium spectabile (Showy Stonecrop) |
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Hypericum perforatum (Common St. Johnswort) |
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Hypericum punctatum (Spotted St. John's-wort) |
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Ilex verticillata (Winterberry) |
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Impatiens balsamina (Balsam) |
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Impatiens capensis (Spotted Touch-me-not) |
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Impatiens pallida (Pale Touch-me-not) |
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Impatiens parviflora (Small Balsam) |
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Lactuca biennis (Tall Blue Lettuce) |
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Lactuca canadensis (Wild Lettuce) |
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Lactuca serriola (Prickly Lettuce) |
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Laportea canadensis (Canadian Wood Nettle) |
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Lapsana communis (Nipplewort) |
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Lathyrus ochroleucus (Cream Pea) |
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Leonurus cardiaca (Motherwort) |
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Lepidium virginicum (Virginia Peppergrass) |
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Lespedeza capitata (Round-headed Bush Clover) |
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Leucanthemum vulgare (Ox-eye Daisy) |
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Liatris aspera (Rough Blazingstar) |
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Liatris pycnostachya (Prairie Blazing Star) |
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Linaria vulgaris (Butter-and-eggs) |
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Lindernia dubia (False Pimpernel) |
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Linum sulcatum (Grooved Yellow Flax) |
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Lithospermum canescens (Hoary Puccoon) |
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Lithospermum caroliniense (Carolina Puccoon) |
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Lobelia cardinalis (Cardinal Flower) |
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Lobelia inflata (Indian Tobacco) |
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Lobelia siphilitica (Great Blue Lobelia) |
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Lonicera dioica (Limber Honeysuckle) |
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Lonicera morrowii (Morrow's Honeysuckle) |
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Lonicera tatarica (Honeysuckle Tatarian) |
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Lotus corniculatus (Birds-foot Trefoil) |
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Lycopus americanus (American Water Horehound) |
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Lycopus uniflorus (Northern Bugleweed) |
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Lycopus virginicus (Virginia Bugleweed) |
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Lysimachia borealis (Starflower) |
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Lysimachia ciliata (Fringed Loosestrife) |
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Lysimachia lanceolata (Lance-leaved Loosestrife) |
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Lysimachia quadrifolia (Whorled Loosestrife) |
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Lythrum salicaria (Purple Loosestrife) |
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Maianthemum canadense (Canada Mayflower) |
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Maianthemum racemosum (False Solomon's Seal) |
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Medicago lupulina (Black Medick) |
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Melilotus albus (White Sweet Clover) |
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Melilotus officinalis (Yellow Sweet Clover) |
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Menispermum canadense (Canadian Moonseed) |
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Mentha canadensis (Field Mint) |
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Mimulus ringens (Allegheny Monkey Flower) |
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Mirabilis albida (Hairy Four O'clock) |
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Mitella diphylla (Bishop's Cap) |
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Moehringia lateriflora (Bluntleaf Sandwort) |
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Mollugo verticillata (Carpetweed) |
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Monarda fistulosa (Wild Bergamot) |
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Monarda punctata (Spotted Horsemint) |
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Monotropa uniflora (Indian Pipe) |
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Myosotis scorpioides (True Forget-me-not) |
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Nabalus albus (White Rattlesnake-root) |
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Nepeta cataria (Catnip) |
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Nuttallanthus canadensis (Blue Toadflax) |
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Oenothera biennis (Common Evening Primrose) |
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Oenothera clelandii (Cleland's Evening Primrose) |
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Osmorhiza claytonii (Sweet Cicely) |
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Osmorhiza longistylis (Anise) |
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Ostrya virginiana (Ironwood) |
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Oxalis stricta (Yellow Wood Sorrel) |
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Parietaria pensylvanica (Pennsylvania Pellitory) |
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Parogonum ciliinode (Fringed Black Bindweed) |
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Pastinaca sativa (Wild Parsnip) |
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Penstemon bradburyi (Large Beardtongue) |
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Penstemon digitalis (Foxglove Beardtongue) |
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Penstemon gracilis (Slender Beardtongue) |
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Penthorum sedoides (Ditch Stonecrop) |
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Persicaria amphibia (Swamp Smartweed) |
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Persicaria hydropiper (Marsh Waterpepper) |
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Persicaria lapathifolia (Pale Smartweed) |
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Persicaria longiseta (Oriental Lady's-thumb) |
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Persicaria maculosa (Lady's-thumb) |
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Persicaria pensylvanica (Pennsylvania Smartweed) |
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Persicaria sagittata (Arrow-leaved Tearthumb) |
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Persicaria virginiana (Jumpseed) |
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Phleum pratense (Timothy) |
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Phlox divaricata (Wild Blue Phlox) |
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Phryma leptostachya (American Lopseed) |
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Physalis virginiana (Virginia Ground Cherry) |
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Physocarpus opulifolius (Ninebark) |
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Physostegia virginiana (Obedient Plant) |
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Pilea fontana (Black-fruited Clearweed) |
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Pilosella aurantiaca (Orange Hawkweed) |
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Plantago major (Common Plantain) |
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Plantago patagonica (Woolly Plantain) |
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Plantago rugelii (Rugel's Plantain) |
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Polygala polygama (Racemed Milkwort) |
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Polygonatum biflorum (Smooth Solomon's Seal) |
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Polygonum aviculare (Prostrate Knotweed) |
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Polymnia canadensis (Leafcup) |
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Potentilla argentea (Silver Cinquefoil) |
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Potentilla norvegica (Norwegian Cinquefoil) |
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Potentilla recta (Sulphur Cinquefoil) |
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Potentilla simplex (Common Cinquefoil) |
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Prunella vulgaris (Common Selfheal) |
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Prunus americana (Wild Plum) |
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Prunus virginiana (Chokecherry) |
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Psammophiliella muralis (Low Baby's Breath) |
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Pseudognaphalium obtusifolium (Sweet Everlasting) |
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Ranunculus abortivus (Little-leaf Buttercup) |
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Ranunculus hispidus (Swamp Buttercup) |
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Ranunculus pensylvanicus (Pennsylvania Buttercup) |
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Ranunculus recurvatus (Hooked Buttercup) |
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Ranunculus rhomboideus (Prairie Buttercup) |
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Ratibida pinnata (Gray-headed Coneflower) |
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Rhamnus cathartica (Common Buckthorn) |
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Rhus aromatica (Fragrant Sumac) |
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Rhus typhina (Staghorn Sumac) |
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Ribes americanum (Wild Black Currant) |
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Ribes missouriense (Missouri Gooseberry) |
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Robinia pseudoacacia (Black Locust) |
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Rorippa palustris (Bog Yellow-cress) |
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Rosa arkansana (Prairie Rose) |
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Rosa blanda (Smooth Wild Rose) |
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Rosa carolina (Carolina Rose) |
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Rubus allegheniensis (Common Blackberry) |
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Rubus occidentalis (Black Raspberry) |
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Rudbeckia hirta (Black-eyed Susan) |
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Rudbeckia laciniata (Cut-leaf Coneflower) |
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Rumex acetosella (Common Sheep Sorrel) |
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Rumex crispus (Curly Dock) |
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Sagina procumbens (Matted Pearlwort) |
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Sagittaria latifolia (Broad-leaf Arrowhead) |
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Sambucus canadensis (Common Elderberry) |
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Sambucus racemosa (Red Elderberry) |
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Sanguinaria canadensis (Bloodroot) |
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Sanicula odorata (Clustered Black Snakeroot) |
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Saponaria officinalis (Bouncing Bet) |
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Scilla siberica (Siberian Squill) |
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Scrophularia lanceolata (Lance-leaf Figwort) |
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Scutellaria lateriflora (Mad-dog Skullcap) |
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Setaria pumila (Yellow Foxtail) |
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Setaria viridis (Green Foxtail) |
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Sicyos angulatus (Bur Cucumber) |
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Silene latifolia (White Campion) |
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Sisymbrium loeselii (Tall Hedge Mustard) |
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Sisyrinchium campestre (Prairie Blue-eyed Grass) |
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Sium suave (Water Parsnip) |
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Smilax ecirrhata (Upright Carrion Flower) |
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Smilax illinoensis (Illinois Carrion Flower) |
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Smilax lasioneura (Blue Ridge Carrion Flower) |
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Smilax tamnoides (Bristly Greenbrier) |
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Solanum americanum (Black Nightshade) |
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Solanum dulcamara (Bittersweet Nightshade) |
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Solidago altissima (Tall Goldenrod) |
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Solidago canadensis (Canada Goldenrod) |
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Solidago flexicaulis (Zigzag Goldenrod) |
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Solidago gigantea (Giant Goldenrod) |
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Solidago nemoralis (Gray Goldenrod) |
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Solidago rigida (Stiff Goldenrod) |
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Solidago speciosa (Showy Goldenrod) |
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Solidago ulmifolia (Elm-leaved Goldenrod) |
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Sonchus arvensis (Perennial Sowthistle) |
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Sonchus oleraceus (Common Sowthistle) |
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Sorghastrum nutans (Indian Grass) |
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Staphylea trifolia (American bladdernut) |
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Stellaria aquatica (Giant Chickweed) |
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Stellaria graminea (Lesser Stitchwort) |
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Symphyotrichum cordifolium (Blue Wood Aster) |
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Symphyotrichum drummondii (Drummond's Aster) |
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Symphyotrichum ericoides (Heath Aster) |
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Symphyotrichum laeve (Smooth Blue Aster) |
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Symphyotrichum lanceolatum (Panicled Aster) |
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Symphyotrichum lateriflorum (Calico Aster) |
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Symphyotrichum oolentangiense (Sky Blue Aster) |
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Symphyotrichum pilosum (Awl Aster) |
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Symphyotrichum urophyllum (Arrowleaf Aster) |
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Symplocarpus foetidus (Skunk Cabbage) |
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Tanacetum vulgare (Common Tansy) |
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Taraxacum officinale (Dandelion) |
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Tephrosia virginiana (Goat's Rue) |
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Teucrium canadense (Germander) |
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Thalictrum dasycarpum (Tall Meadow Rue) |
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Thalictrum dioicum (Early Meadow Rue) |
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Thlaspi arvense (Field Pennycress) |
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Tilia americana (American Basswood) |
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Toxicodendron rydbergii (Western Poison Ivy) |
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Tradescantia occidentalis (Prairie Spiderwort) |
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Tradescantia ohiensis (Ohio Spiderwort) |
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Tragopogon dubius (Yellow Goat's Beard) |
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Trifolium arvense (Rabbit-foot Clover) |
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Trifolium hybridum (Alsike Clover) |
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Trifolium pratense (Red Clover) |
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Trifolium repens (White Clover) |
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Trillium cernuum (Nodding Trillium) |
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Trillium flexipes (Drooping Trillium) |
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Urtica dioica (Stinging Nettle) |
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Uvularia grandiflora (Large-flowered Bellwort) |
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Uvularia sessilifolia (Sessile-leaf Bellwort) |
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Vaccinium angustifolium (Lowbush Blueberry) |
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Verbascum thapsus (Common Mullein) |
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Verbena bracteata (Big-bract Verbena) |
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Verbena hastata (Blue Vervain) |
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Verbena stricta (Hoary Vervain) |
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Verbena urticifolia (White Vervain) |
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Vernonia fasciculata (Common Ironweed) |
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Veronica arvensis (Corn Speedwell) |
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Veronica peregrina (Purslane Speedwell) |
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Veronica serpyllifolia (Thyme-leaf Speedwell) |
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Veronicastrum virginicum (Culver's Root) |
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Viburnum lentago (Nannyberry) |
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Viburnum opulus (High Bush Cranberry) |
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Vicia americana (American Vetch) |
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Vicia villosa (Hairy Vetch) |
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Viola pedata (Birdfoot Violet) |
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Viola pubescens (Smooth Yellow Violet) |
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Viola sagittata (Arrow-leaved Violet) |
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Viola sororia (Common Blue Violet) |
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Vitis riparia (Riverbank Grape) |
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Xanthium strumarium (Cocklebur) |
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