755 records for CARROLL County Acalypha rhomboidea THREE-SEEDED MERCURY Acalypha virginica THREE-SEEDED MERCURY Acer negundo ASH-LEAVED MAPLE Acer saccharinum RIVER MAPLE Achillea millefolium COMMON MILFOIL Acorus americanus FLAG ROOT Actaea pachypoda DOLL'S-EYES Actaea rubra RED BANEBERRY Adiantum pedatum MAIDENHAIR FERN Agalinis aspera ROUGH FALSE FOXGLOVE Agalinis tenuifolia SLENDER FALSE FOXGLOVE Agrimonia gryposepala TALL AGRIMONY Agrimonia parviflora SWAMP AGRIMONY Agrimonia pubescens SOFT AGRIMONY Agropyron repens COUCH GRASS Agropyron smithii COLORADO BLUESTEM Agrostis alba RED TOP Alisma plantago aquatica parviflorum COMMON WATER PLANTAIN Alisma plantago-aquatica americanam AMERICAN WATER PLANTAIN Alliaria petiolata GARLIC MUSTARD Allium canadense WILD GARLIC Allium tricoccum RAMP Allium vineale FIELD GARLIC Amaranthus tuberculatus TALL WATERHEMP Ambrosia artemisiifolia BITTERWEED Ambrosia psilostachya WESTERN RAGWEED Ambrosia trifida BUFFALO WEED Amelanchier arborea JUNEBERRY Amelanchier humilis LOW SHADBUSH Amorpha canescens LEAD PLANT Amorpha fruticosa FALSE INDIGO BUSH Amphicarpa bracteata HOG PEANUT Andropogon gerardii BIG BLUESTEM Androsace occidentalis ANDROSACE Anemone canadensis MEADOW ANEMONE Anemone cylindrica CANDLE ANEMONE Anemone quinquefolia WOOD ANEMONE Anemone virginiana TALL ANEMONE Angelica atropurpurea ANGELICA Antennaria neglecta CAT'S FOOT Antennaria plantaginifolia EVERLASTING Anthemis cotula DOG FENNEL Apocynum androsaemifolium SPREADING DOGBANE Apocynum cannabinum DOGBANE Apocynum sibiricum INDIAN HEMP Aquilegia canadensis COLUMBINE Arabidopsis thaliana MOUSE-EARED CRESS Arabis canadensis SICKLEPOD Arabis hirsuta pycnocarpa HAIRY ROCK CRESS Arabis laevigata SMOOTH ROCK CRESS Arabis lyrata LYRE-LEAVED ROCK CRESS Aralia nudicaulis WILD SARSAPARILLA Aralia racemosa AMERICAN SPIKENARD Arctium minus COMMON BURDOCK Arisaema triphyllum INDIAN TURNIP Aristida basiramea FORKED-TIP THREE-AWN GRASS Aristida curtissii CURTISS THREE AWN GRASS Aristida dichotoma POVERTY GRASS Aristida oligantha PLAINS THREE AWN GRASS Aristida tuberculosa BEACH THREE AWN GRASS Armoracia rusticana HORSERADISH Artemisia campestris BEACH WORMWOOD Artemisia ludoviciana gnaphalodes Aruncus dioicus GOAT'S-BEARD Asarum canadense CANADA WILD GINGER Asarum canadense reflexum CANADA WILD GINGER Asclepias amplexicaulis SAND MILKWEED Asclepias hirtella TALL GREEN MILKWEED Asclepias incarnata SWAMP MILKWEED Asclepias syriaca COMMON MILKWEED Asclepias verticillata HORSETAIL MILKWEED Asclepias viridiflora GREEN MILKWEED Asimina triloba BANANA TREE Asparagus officinalis GARDEN ASPARAGUS Asplenium rhizophyllum WALKING FERN Aster azureus AZURE ASTER Aster dumosus BUSHY ASTER Aster ericoides HEATH ASTER Aster ericoides prostratus HEATH ASTER Aster laevis SMOOTH ASTER Aster lateriflorus SIDE-FLOWERED ASTER Aster linariifolius FLAX-LEAVED ASTER Aster novae-angliae NEW ENGLAND ASTER Aster oblongifolius AROMATIC ASTER Aster ontarionis ONTARIO ASTER Aster pilosus HAIRY ASTER Aster sagittifolius ARROW ASTER Aster sericeus SILKY ASTER Aster shortii SHORT'S ASTER Aster simplex PANICLED ASTER Astragalus canadensis CANADIAN MILK VETCH Athyrium angustum LADY FERN Athyrium thelypterioides SILVERY SPLEENWORT Aureolaria flava SMOOTH FALSE FOXGLOVE Aureolaria grandiflora pulchra YELLOW FALSE FOXGLOVE Avena sativa CULTIVATED OATS Azolla mexicana MEXICAN AZOLLA Baptisia lactea WHITE WILD INDIGO Barbarea vulgaris arcuata WINTER CRESS Berberis thunbergii JAPANESE BARBERRY Berteroa incana HOARY ALYSSUM Besseya bullii KITTEN TAILS Betula nigra RED BIRCH Betula papyrifera CANOE BIRCH Bidens aristosa retrorsa Bidens cernua NODDING BEGGAR-TICKS Bidens frondosa COMMON BEGGAR-TICKS Bidens tripartita BEGGARTICK Bidens vulgata STICKTIGHT Boehmeria cylindrica FALSE NETTLE Botrychium dissectum BRONZE FERN Botrychium dissectum obliquum BRONZE FERN Botrychium multifidum silaifolium NORTHERN GRAPE FERN Botrychium virginianum RATTLESNAKE FERN Bouteloua curtipendula MESQUITE GRASS Bouteloua hirsuta BLACK GRAMMA Brachyelytrum erectum LONG-AWNED WOOD GRASS Brassica juncea CHINESE MUSTARD Brassica nigra BLACK MUSTARD Brickellia eupatorioides FALSE BONESET Bromus commutatus HAIRY BROME Bromus inermis AWNLESS BROME GRASS Bromus japonicus JAPANESE BROME Bromus kalmii PRAIRIE BROME Bromus pubescens CANADA BROME GRASS Bromus tectorum CHEAT GRASS BROME Cacalia plantaginea PRAIRIE INDIAN PLANTAIN Calamagrostis canadensis BLUEJOINT GRASS Calamovilfa longifolia SAND REED Callirhoe triangulata POPPY MALLOW Calystegia sepium americana AMERICAN BINDWEED Camassia scilloides WILD HYACINTH Campanula americana AMERICAN BELLFLOWER Campanula rapunculoides EUROPEAN BELLFLOWER Campanula rotundifolia BELLFLOWER Cannabis sativa HASHISH Capsella bursa-pastoris SHEPERD'S-PURSE Cardaria draba HOARY CRESS Carex bicknellii BICKNELL SEDGE Carex blanda WOODLAND SEDGE Carex brevior FESCUE SEDGE Carex cephaloidea Carex cephalophora Carex conjuncta Carex convoluta Carex davisii DAVIS SEDGE Carex eburnea SEDGE Carex gracilescens SEDGE Carex gravida HEAVY SEDGE Carex grisea SEDGE Carex hystricina BOTTLEBRUSH SEDGE Carex lacustris RIVER SEDGE Carex laeviconica SEDGE Carex lupulina HOP SEDGE Carex muhlenbergii Carex normalis SEDGE Carex pensylvanica PENNSYLVANIA SEDGE Carex rosea Carex scoparia BROOM SEDGE Carex sparganioides Carex sprengelii LONG-BEAKED SEDGE Carex tonsa SEDGE Carex umbellata SEDGE Carex vulpinoidea FOX SEDGE Carya cordiformis BITTERNUT HICKORY Carya ovata SCALY-BARK HICKORY Cassia fasciculata GOLDEN CASSIA Castilleja coccinea INDIAN PAINTBRUSH Caulophyllum thalictroides BLUE COHOSH Ceanothus americanus NEW JERSEY TEA Celastrus orbiculatus ROUND-LEAVED BITTERSWEET Celastrus scandens BITTERSWEET Celtis occidentalis HACKBERRY Celtis occidentalis canina HACKBERRY Cenchrus longispinus MAT SANDBUR Cephalanthus occidentalis BUTTONBUSH Cerastium vulgatum COMMON MOUSE-EAR CHICKWEED Ceratophyllum demersum COONTAIL Chamaesyce geyeri SPURGE Chamaesyce maculata NODDING SPURGE Chamaesyce supina MILK SPURGE Cheilanthes feei BABY LIP FERN Chelidonium majus CELANDINE Chenopodium album LAMB'S QUARTERS Chenopodium desiccatum leptophylloides NARROW-LEAVED GOOSEFOOT Chenopodium gigantospermum MAPLE-LEAVED GOOSEFOOT Cichorium intybus BLUE SAILORS Cicuta maculata WATER HEMLOCK Cimicifuga americana AMERICAN BUGBANE Cimicifuga racemosa BLACK COHOSH Cinna arundinacea STOUTWOOD REED Circaea lutetiana canadensis ENCHANTER'S NIGHTSHADE Cirsium altissimum TALL THISTLE Cirsium arvense CANADA THISTLE Cirsium discolor FIELD THISTLE Cirsium vulgare BULL THISTLE Clematis pitcheri LEATHER FLOWER Collinsia verna BLUE-EYED MARY Comandra umbellata BASTARD TOAD-FLAX Commelina communis COMMON DAY FLOWER Commelina erecta DAY FLOWER Convolvulus arvensis FIELD BINDWEED Conyza canadensis HORSEWEED Corallorhiza odontorhiza FALL CORAL-ROOT ORCHID Coreopsis palmata PRAIRIE COREOPSIS Corispermum hyssopifolium COMMON BUGSEED Cornus alternifolia ALTERNATE-LEAVED DOGWOOD Cornus drummondii ROUGH-LEAVED DOGWOOD Cornus obliqua PALE DOGWOOD Cornus racemosa GRAY DOGWOOD Cornus stolonifera RED OSIER DOGWOOD Corylus americana AMERICAN FILBERT Crataegus mollis RED HAW Crotalaria sagittalis RATTLEBOX Croton glandulosus septentrionalis SAND CROTON Crotonopsis linearis RUSHFOIL Cryptogramma stelleri SLENDER CLIFFBRAKE Cryptotaenia canadensis HONEWORT Cycloloma atriplicifolium TUMBLE RINGWING Cynoglossum officinale COMMON HOUND'S TONGUE Cyperus esculentus CHUFA Cyperus ferruginescens SLENDER FLATSEDGE Cyperus filiculmis FERN FLATSEDGE Cyperus grayioides GALINGALE Cyperus schweinitzii SCHWEINITZ FLATSEDGE Cyperus strigosus STRAW COLORED FLATSEDGE Cypripedium pubescens LG. YELLOW LADY-SLIPPER ORCHID Cystopteris X tennesseensis TENNESSEE FRAGILE FERN Cystopteris X tenuis FRAGILE FERN Cystopteris bulbifera BERRY BLADDER FERN Cystopteris protrusa FRAGILE FERN Dactylis glomerata ORCHARD GRASS Dalea candida WHITE PRAIRIE CLOVER Dalea purpurea PURPLE PRAIRIE CLOVER Daucus carota QUEEN-ANNE'S-LACE Descurainia pinnata brachycarpa TANSY MUSTARD Desmodium canadense SHOWY TICK TREFOIL Desmodium canescens HOARY TICK TREFOIL Desmodium cuspidatum TICK TREFOIL Desmodium glabellum TICK TREFOIL Desmodium glutinosum BEGGAR'S LICE Desmodium illinoense ILLINOIS TICK TREFOIL Dicentra cucullaria DUTCHMAN'S-BREECHES Dichanthelium acuminatum fasciculatum PANIC GRASS Dichanthelium depauperatum STARVED PANIC GRASS Dichanthelium latifolium Dichanthelium oligosanthes scribnerianum SCRIBNER'S PANIC GRASS Dichanthelium villosissimum pseudopubesc Dichanthelium wilcoxianum Diervilla lonicera BUSH HONEYSUCKLE Digitaria ischaemum SMOOTH CRAB GRASS Digitaria sanguinalis HAIRY CRAB GRASS Diodia teres POORJOE Dioscorea villosa WILD YAM Dirca palustris LEATHERWOOD Dodecatheon amethystinum JEWELED SHOOTING-STAR Dodecatheon meadia SHOOTING STAR Draba reptans WHITLOW GRASS Dryopteris carthusiana SPINULOSE WOODFERN Dryopteris cristata CRESTED FERN Dryopteris goldiana GOLDIE'S FERN Dyssodia papposa FETID MARIGOLD Echinacea pallida PALE PURPLE CONEFLOWER Echinochloa muricata BARNYARD GRASS Echinochloa muricata wiegandii BARNYARD GRASS Echinocystis lobata WILD BALSAM-APPLE Echinodorus berteroi lanceolatus BURHEAD Echinodorus cordifolius CREEPING BURHEAD Eclipta prostrata YERBA DE TAJO Eleocharis obtusa Eleusine indica GOOSE GRASS Ellisia nyctelea AUNT LUCY Elodea nuttallii ELODEA Elymus canadensis CANADA WILD RYE Elymus hystrix BOTTLEBRUSH GRASS Elymus villosus HAIRY WILD RYE Elymus virginicus LYME GRASS Epilobium coloratum CINNAMON WILLOW HERB Equisetum X litorale HORSETAIL Equisetum arvense COMMON HORSETAIL Equisetum hyemale affine SCOURING RUSH Equisetum laevigatum SMOOTH SCOURING RUSH Eragrostis cilianensis STINK GRASS Eragrostis pectinacea CAROLINA LOVE GRASS Eragrostis spectabilis PURPLE LOVE GRASS Erechtites hieracifolia FIRE WEED Erigeron annuus ANNUAL FLEABANE Erigeron philadelphicus MARSH FLEABANE Erigeron pulchellus ROBIN'S PLANTAIN Erigeron strigosus DAISY FLEABANE Erysimum inconspicuum SMALL WORMSEED MUSTARD Erythronium albidum WHITE ADDER'S TONGUE Euonymus atropurpureus BURNING BUSH Eupatorium altissimum TALL BONESET Eupatorium perfoliatum COMMON BONESET Eupatorium purpureum GREEN-STEMMED JOE-PYE WEED Eupatorium rugosum WHITE SNAKEROOT Eupatorium serotinum LATE BONESET Euphorbia corollata FLOWERING SPURGE Euphorbia cyparissias CYPRESS SPURGE Euthamia graminifolia GRASSLEAF GOLDENROD Festuca obtusa NODDING FESCUE Festuca pratensis ENGLISH BLUEGRASS Fragaria americana HILLSIDE STRAWBERRY Fraxinus americana WHITE ASH Fraxinus pennsylvanica GREEN ASH Froelichia floridana campestris COTTONWEED Froelichia gracilis COTTONWEED Galearis spectabilis SHOWY ORCHIS Galinsoga parviflora LITTLE FLOWER QUICKWEED Galinsoga quadriradiata PERUVIAN DAISY Galium aparine ANNUAL BEDSTRAW Galium boreale NORTHERN BEDSTRAW Galium circaezans WILD LICORICE Galium concinnum SHINING BEDSTRAW Galium obtusum WILD MADDER Galium triflorum SWEET-SCENTED BEDSTRAW Gaura biennis BUTTERFLY-WEED Gentianella quinquefolia occidentalis STIFF GENTIAN Geranium maculatum WILD GERANIUM Geum aleppicum YELLOW AVENS Geum canadense WHITE AVENS Glechoma hederacea micrantha GROUND IVY Gleditsia triacanthos HONEY LOCUST Glyceria striata FOWL MANNA GRASS Gnaphalium obtusifolium CATFOOT Gnaphalium purpureum EARLY CUDWEED Goodyera pubescens RATTLESNAKE PLANTAIN Gratiola neglecta CLAMMY HEDGE HYSSOP Grindelia squarrosa CURLYCUP GUMWEED Gymnocarpium dryopteris OAK FERN Gymnocarpium robertianum SCENTED OAK FERN Gymnocladus dioicus KENTUCKY COFFEETREE Hackelia deflexa americana AMERICAN STICKSEED Hackelia virginiana STICKSEED Hedeoma hispida ROUGH PENNYROYAL Helianthemum bicknellii FROSTWEED Helianthemum canadense COMMON ROCKROSE Helianthus divaricatus DIVERGENT SUNFLOWER Helianthus grosseserratus SAWTOOTH SUNFLOWER Helianthus occidentalis WESTERN SUNFLOWER Helianthus petiolaris KANSAS SUNFLOWER Helianthus rigidus PRAIRIE SUNFLOWER Helianthus strumosus PALE-LEAVED SUNFLOWER Helianthus tuberosus JERUSALEM ARTICHOKE Heliopsis helianthoides FALSE SUNFLOWER Hepatica nobilis acuta SHARP-LOBED HEPATICA Heracleum lanatum COW PARSNIP Hesperis matronalis DAME'S ROCKET Heterotheca camporum GOLDEN ASTER Heuchera richardsonii grayana PRAIRIE ALUMROOT Hibiscus laevis HALBERD-LEAVED ROSE MALLOW Hibiscus trionum FLOWER-OF-AN-HOUR Hieracium longipilum HAIRY HAWKWEED Hordeum jubatum FOX-TAIL BARLEY Hosta lancifolia PLANTAIN LILY Hudsonia tomentosa BEACH HEATH Humulus japonicus JAPANESE HOPS Hydrophyllum virginianum VIRGINIA WATERLEAF Hypericum canadense CANADIAN ST. JOHNS-WORT Hypericum mutilum DWARF ST. JOHNS-WORT Hypericum perforatum COMMON ST. JOHNS-WORT Hypericum punctatum SPOTTED ST. JOHNS-WORT Hypericum sphaerocarpum ROUND-FRUITED ST. JOHNS-WORT Hypoxis hirsuta COMMON GOLDSTARGRASS Impatiens pallida PALE TOUCH-ME-NOT Iris shrevei SOUTHERN BLUE FLAG Isopyrum biternatum FALSE RUE ANEMONE Juglans cinerea BUTTERNUT Juglans nigra BLACK WALNUT Juncus bufonius TOAD RUSH Juncus dudleyi DUDLEY RUSH Juncus interior INLAND RUSH Juncus tenuis PATH RUSH Juncus torreyi TORREY RUSH Juniperus virginiana EASTERN RED CEDAR Kochia scoparia BELVEDERE SUMMER CYPRESS Koeleria macrantha CRESTED HAIR GRASS Krigia biflora FALSE DANDELOIN Krigia virginica DWARF DANDELION Lactuca canadensis CANADA LETTUCE Lactuca floridana BLUE LETTUCE Lactuca ludoviciana PRAIRIE LETTUCE Lactuca serriola COMPASS PLANT Laportea canadensis CANADA WOOD NETTLE Lathyrus palustris MARSH PEAVINE Lechea tenuifolia NARROW-LEAVED PINWEED Lechea villosa HAIRY PINWEED Leersia oryzoides RICE CUTGRASS Lemna minor COMMON DUCKWEED Lemna minuta LEAST DUCKWEED Lemna trisulca IVY-LEAVED DUCKWEED Lepidium campestre FIELD CRESS Lepidium densiflorum PEPPERGRASS Lepidium virginicum COMMON PEPPERGRASS Leptoloma cognatum FALL WITCH GRASS Lespedeza capitata BUSH CLOVER Liatris aspera ROUGH BLAZING STAR Liatris cylindracea CYLINDRICAL BLAZING STAR Linaria canadensis BLUE TOADFLAX Linaria vulgaris BUTTER-AND-EGGS Lindernia dubia FALSE PIMPERNEL Linum sulcatum GROOVED YELLOW FLAX Liparis liliifolia LARGE TWAYBLADE Liparis loeselii GREEN TWAYBLADE Lithospermum canescens HOARY PUCCOON Lithospermum caroliniense HAIRY PUCCOON Lithospermum incisum YELLOW PUCCOON Lobelia cardinalis CARDINAL-FLOWER Lobelia inflata INDIAN TOBACCO Lobelia siphilitica BLUE CARDINAL-FLOWER Lobelia spicata SPIKED LOBELIA Lonicera japonica JAPANESE HONEYSUCKLE Lonicera morrowi MORROW'S HONEYSUCKLE Lonicera prolifera GRAPE HONEYSUCKLE Lotus corniculatus BIRDSFOOT-TREFOIL Ludwigia polycarpa FALSE LOOSESTRIFE Lychnis alba EVENING CAMPION Lycopodium digitatum GROUND PINE Lycopodium lucidulum SHINING CLUBMOSS Lycopus americanus COMMON WATER HOREHOUND Lysimachia ciliata FRINGED LOOSESTRIFE Lysimachia lanceolata LANCE-LEAVED LOOSESTRIFE Lythrum alatum WINGED LOOSESTRIFE Lythrum salicaria PURPLE LOOSESTRIFE Maclura pomifera HEDGE APPLE Malus ioensis IOWA CRAB APPLE Malva neglecta CHEESES Matricaria matricarioides PINEAPPLE WEED Matteuccia struthiopteris OSTRICH FERN Medicago lupulina BLACK MEDIC Medicago sativa ALFALFA Melilotus alba WHITE SWEET CLOVER Melilotus officinalis YELLOW SWEET CLOVER Menispermum canadense MOONSEED Mentha arvensis villosa FIELD MINT Mertensia virginica BLUEBELLS Mimulus ringens MONKEY FLOWER Mirabilis nyctaginea WILD FOUR-O'CLOCK Miscanthus sacchariflorus PLUME GRASS Mitella diphylla BISHOP'S-CAP Mollugo verticillatus CARPETWEED Monarda fistulosa WILD BERGAMOT Monarda punctata villicaulis HORSEMINT Monotropa uniflora INDIAN PIPE Morus alba WHITE MULBERRY Morus alba tatarica RUSSIAN MULBERRY Morus rubra RED MULBERRY Muhlenbergia frondosa COMMON SATIN GRASS Muhlenbergia mexicana LEAFY SATIN GRASS Muhlenbergia racemosa GREEN MUHLY Muhlenbergia schreberi NIMBLE WILL Muhlenbergia sobolifera MUHLY Muhlenbergia sylvatica MUHLY Myosotis scorpioides FORGET-ME-NOT Myosoton aquaticum GIANT CHICKWEED Najas flexilis BUSHY PONDWEED Nasturtium officinale TRUE WATER CRESS Nelumbo lutea AMERICAN LOTUS Nepeta cataria CATNIP Nuphar luteum macrophyllum SPATTERDOCK Nymphaea tuberosa WHITE WATER LILY Oenothera biennis EVENING PRIMROSE Oenothera biennis canescens EVENING PRIMROSE Oenothera laciniata RAGGED EVENING PRIMROSE Oenothera rhombipetala SAND PRIMROSE Onoclea sensibilis SENSITIVE FERN Opuntia humifusa PRICKLY-PEAR Orobanche fasciculata CLUSTERED BROOMRAPE Oryzopsis racemosa BLACK-SEEDED RICE GRASS Osmorhiza claytonii SWEET CICELY Osmorhiza longistylis ANISE-ROOT Osmunda cinnamomea CINNAMON FERN Osmunda claytoniana INTERRUPTED FERN Ostrya virginiana HOP HORNBEAM Oxalis dillenii YELLOW WOOD SORREL Oxalis stricta YELLOW WOOD SORREL Oxalis violacea PURPLE OXALIS Oxypolis rigidior COWBANE Panax quinquefolius GINSENG Panicum capillare WITCH GRASS Panicum dichotomiflorum FALL PANICUM Panicum virgatum PRAIRIE SWITCHGRASS Parietaria pensylvanica PENNSYLVANIA PELLITORY Parthenium integrifolium AMERICAN FEVERFEW Parthenocissus inserta VIRGINIA CREEPER Parthenocissus quinquefolia VIRGINIA CREEPER Paspalum ciliatifolium BEADGRASS Pastinaca sativa PARSNIP Pellaea glabella PURPLE CLIFFBRAKE Penstemon pallidus PALE BEARD-TONGUE Penthorum sedoides DITCH STONECROP Phalaris arundinacea REED CANARY GRASS Phegopteris hexagonoptera BROAD BEECH FERN Phleum pratense TIMOTHY Phlox divaricata laphamii BLUE PHLOX Phlox paniculata GARDEN PHLOX Phlox pilosa DOWNY PHLOX Phryma leptostachya LOPSEED Phyla lanceolata FOG-FRUIT Physalis heterophylla GROUND CHERRY Physalis pubescens ANNUAL GROUND CHERRY Physalis subglabrata SMOOTH GROUND CHERRY Physalis virginiana GROUND CHERRY Physocarpus opulifolius COMMON NINEBARK Pilea pumila CANADA CLEARWEED Pinus strobus WHITE PINE Plantago aristata BRACTED PLANTAIN Plantago lanceolata BUCKHORN Plantago patagonica brevicarpa SALT AND PEPPER PLANT Plantago rugelii RED-STALKED PLANTAIN Platanthera dilatata TALL WHITE ORCHID Platanus occidentalis BUTTONWOOD Poa annua ANNUAL BLUEGRASS Poa compressa CANADIAN BLUEGRASS Poa pratensis KENTUCKY BLUEGRASS Podophyllum peltatum MAYAPPLE Poinsettia cyanthophora WILD POINSETTIA Poinsettia dentata WILD POINSETTIA Polanisia dodecandra CLAMMYWEED Polanisia jamesii JAMES' CLAMMYWEED Polemonium reptans JACOB'S-LADDER Polygala polygama obtusata PURPLE MILKWORT Polygala senega SENECA SNAKEROOT Polygala verticillata WHORLED MILKWORT Polygonatum commutatum GREAT SOLOMON SEAL Polygonella articulata JOINTWEED Polygonum amphibium WATER SMARTWEED Polygonum arenastrum KNOTWEED Polygonum convolvulus BLACK BIRDWEED Polygonum hydropiper COMMON SMARTWEED Polygonum lapathifolium CURTTOP LADY'S THUMB Polygonum pensylvanicum laevigatum PENNSYLVANIA SMARTWEED Polygonum persicaria SPOTTED LADY'S THUMB Polygonum punctatum DOTTED SMARTWEED Polygonum sagittatum ARROWLEAF TEARTHUMB Polygonum scandens CLIMBING BUCKWHEAT Polygonum tenue SLENDER KNOTWEED Polymnia canadensis LEAFCUP Polypodium virginianum COMMON POLYPODY Polystichum acrostichoides CHRISTMAS FERN Populus alba WHITE POPLAR Populus deltoides EASTERN COTTONWOOD Populus grandidentata BIG-TOOTH ASPEN Populus tremuloides QUAKING ASPEN Portulaca oleracea PURSLANE Potamogeton crispus BEGINNER'S PONDWEED Potamogeton foliosus LEAFY PONDWEED Potamogeton nodosus AMERICAN PONDWEED Potamogeton pectinatus COMB PONDWEED Potamogeton pusillus BABY PONDWEED Potentilla argentea SILVERY CINQUEFOIL Potentilla arguta PRAIRIE CINQUEFOIL Potentilla norvegica ROUGH CINQUEFOIL Potentilla recta SULFUR CINQUEFOIL Potentilla simplex COMMON CINQUEFOIL Prenanthes alba LION'S FOOT Prenanthes aspera ROUGH WHITE LETTUCE Proboscidea louisianica DEVILSCLAW Prunella vulgaris elongata SELF-HEAL Prunus americana AMERICAN PLUM Prunus americana lanata WILD PLUM Prunus hortulana WILD GOOSE PLUM Prunus serotina WILD BLACK CHERRY Prunus susquehanae SAND CHERRY Prunus virginiana COMMON CHOKECHERRY Ptelea trifoliata WAFER ASH Pteridium aquilinum latiusculum BRACKEN FERN Pycnanthemum tenuifolium SLENDER MOUNTAIN MINT Pycnanthemum virginianum COMMON MOUNTAIN MINT Pyrola elliptica SHINLEAF Pyrus communis PEAR Quercus alba WHITE OAK Quercus macrocarpa BURR OAK Quercus prinoides acuminata CHINKAPIN OAK Quercus rubra NORTHERN RED OAK Quercus velutina BLACK OAK Ranunculus abortivus LITTLE-LEAF BUTTERCUP Ranunculus fascicularis EARLY BUTTERCUP Ranunculus septentrionalis SWAMP BUTTERCUP Ratibida pinnata DROOPING CONEFLOWER Rhamnus cathartica COMMON BUCKTHORN Rhamnus lanceolata LANCE-LEAVED BUCKTHORN Rhus aromatica AROMATIC SUMAC Rhus aromatica arenaria BEACH SUMAC Rhus glabra SMOOTH SUMAC Rhus typhina STAGHORN SUMAC Ribes americanum WILD BLACK CURRENT Ribes cynosbati DOGBERRY Ribes missouriense MISSOURI GOOSEBERRY Robinia pseudoacacia BLACK LOCUST Rorippa sessiliflora SESSILE-FLOWERED CRESS Rosa carolina PASTURE ROSE Rosa suffulta SUNSHINE ROSE Rubus allegheniensis COMMON BLACKBERRY Rubus flagellaris DEWBERRY Rubus frondosus BLACKBERRY Rubus idaeus CULTIVATED RASPBERRY Rubus occidentalis BLACK RASPBERRY Rubus odoratus FLOWERING RASPBERRY Rubus pensylvanicus BLACKBERRY Rudbeckia hirta BLACK-EYED SUSAN Rudbeckia laciniata CUTLEAF CONEFLOWER Rudbeckia subtomentosa FRAGRANT CONEFLOWER Ruellia humilis HAIRY RUELLIA Rumex acetosella COMMON SORREL Rumex altissimus PALE DOCK Rumex crispus CURLY DOCK Sagittaria brevirostra ARROWLEAF Sagittaria calycina ARROWLEAF Sagittaria latifolia ARROWHEAD Salix candida HOARY WILLOW Salix exigua SANDBAR WILLOW Salix humilis PRAIRIE WILLOW Salix nigra BLACK WILLOW Salix rigida HEART-LEAVED WILLOW Salix sericea SILKY WILLOW Sambucus canadensis COMMON ELDER Sanguinaria canadensis BLOODROOT Sanicula canadensis CANADIAN BLACK SNAKEROOT Sanicula gregaria COMMON SNAKEROOT Saponaria officinalis BOUNCING BET Schizachyrium scoparium LITTLE BLUESTEM Scirpus atrovirens DARK GREEN RUSH Scirpus cyperinus WOOL GRASS Scirpus hattorianus BULRUSH Scirpus tabernaemontanii GREAT BULRUSH Scrophularia lanceolata EARLY FIGWORT Scrophularia marilandica LATE FIGWORT Scutellaria lateriflora MAD-DOG SKULLCAP Scutellaria leonardii SMALL SKULLCAP Scutellaria nervosa VEINY SKULLCAP Scutellaria ovata HEART-LEAVED SKULLCAP Secale cereale RYE Selaginella rupestris ROCK SELAGINELLA Senecio aureus GOLDEN RAGWORT Senecio pauperculus BALSAM GROUNDSEL Senecio plattensis PRAIRIE GROUNDSEL Setaria faberi GIANT FOXTAIL Setaria glauca PIGEON GRASS Setaria viridis COMMON FOXTAIL Silene antirrhina SLEEPY CATCHFLY Silene cserei GLAUCOUS CAMPION Silene stellata STARRY CAMPION Silphium integrifolium WHOLELEAF ROSINWEED Silphium laciniatum COMPASS-PLANT Silphium perfoliatum CUP PLANT Sisymbrium altissimum TUMBLE MUSTARD Sisymbrium officinale HEDGE MUSTARD Sisyrinchium angustifolium COMMON BLUE-EYED GRASS Sisyrinchium campestre PRAIRIE BLUE-EYED GRASS Sium suave WATER PARSNIP Smilacina racemosa FALSE SOLOMON SEAL Smilacina stellata STARRY FALSE SOLOMON SEAL Smilax ecirrata UPRIGHT CARRION FLOWER Smilax hispida BRISTLY GREENBRIER Smilax lasioneuron COMMON CARRION FLOWER Solanum carolinense HORSE-NETTLE Solanum cornutum BUFFALO-BUR Solanum dulcamara FALSE BITTERSWEET Solanum ptycanthum BLACK NIGHTSHADE Solanum triflorum CUT-LEAVED NIGHTSHADE Solidago canadensis CANADA GOLDENROD Solidago flexicaulis BROADLEAF GOLDENROD Solidago gigantea LATE GOLDENROD Solidago juncea EARLY GOLDENROD Solidago missouriensis MISSOURI GOLDENROD Solidago nemoralis DYERSWEED GOLDENROD Solidago rigida RIGID GOLDENROD Solidago sciaphila CLIFF GOLDENROD Solidago speciosa SHOWY GOLDENROD Solidago uliginosa BOG GOLDENROD Solidago ulmifolia ELM-LEAVED GOLDENROD Sorghastrum nutans INDIAN GRASS Sparganium eurycarpum BURREED Spartina pectinata FRESHWATER CORD GRASS Spartina pectinata FRESHWATER CORD GRASS Spermolepis inermis Sphenopholis obtusata major WEDGE GRASS Spiranthes lacera SLENDER LADIES' TRESSES Spiranthes magnicamporum DUNE LADIES' TRESSES Sporobolus asper DROP SEED Sporobolus cryptandrus SAND DROPSEED Sporobolus neglectus PUFFSHEATH DROPSEED Sporobolus vaginiflorus NORTHERN RUSH GRASS Stachys palustris homotricha WOUNDWORT Staphylea trifolia BLADDERNUT Stellaria media COMMON CHICKWEED Stipa spartea NEEDLE GRASS Strophostyles helvola WILD BEAN Strophostyles leiosperma WILD BEAN Sullivantia renifolia SULLIVANTIA Symphoricarpos occidentalis WESTERN SNOWBERRY Tanacetum vulgare COMMON TANSY Taraxacum laevigatum RED-SEEDED DANDELION Taraxacum officinale COMMON DANDELION Taxus canadensis CANADA YEW Tephrosia virginiana GOAT'S RUE Teucrium canadense virginicum AMERICAN GERMANDER Thalictrum dasycarpum PURPLE MEADOW RUE Thalictrum dioicum EARLY MEADOW RUE Thalictrum revolutum WAXY MEADOW RUE Thelypteris palustris pubescens MARSH FERN Tilia americana AMERICAN LINDEN Toxicodendron radicans POISON IVY Tradescantia ohiensis SPIDERWORT Tragopogon dubius GOAT'S BEARD Tragopogon pratensis COMMON GOAT'S BEARD Tribulus terrestris PUNCTURE-WEED Trifolium campestre LOW HOP CLOVER Trifolium dubium LITTLE HOP CLOVER Trifolium hybridum ALSIKE CLOVER Trifolium pratense RED CLOVER Trifolium repens WHITE CLOVER Trillium erectum ILL-SCENTED TRILLIUM Trillium flexipes DECLINED TRILLIUM Trillium grandiflorum LARGE WHITE TRILLIUM Trillium nivale SNOW TRILLIUM Trillium recurvatum RED TRILLIUM Triosteum aurantiacum EARLY HORSE GENTIAN Triosteum illinoense ILLINOIS HORSE GENTIAN Typha latifolia CATTAIL Ulmus americana AMERICAN ELM Ulmus rubra SLIPPERY ELM Urtica dioica STINGING NETTLE Uvularia grandiflora BIG MERRY BELLS Vaccaria pyramidata COW HERB Vallisneria americana EEL GRASS Verbascum blattaria MOTH MULLEIN Verbascum thapsus WOOLLY MULLEIN Verbena bracteata CREEEPING VERVAIN Verbena hastata BLUE VERVAIN Verbena stricta HOARY VERVAIN Verbena urticifolia WHITE VERVIAN Verbesina alternifolia WING STEM Vernonia fasciculata COMMON IRONWEED Veronica arvensis CORN SPEEDWELL Veronica peregrina PURSLANE SPEEDWELL Veronicastrum virginicum CULVER'S ROOT Viburnum lentago NANNYBERRY Viburnum rafinesquianum DOWNY ARROWWOOD Viola canadensis corymbosum CANADA VIOLET Viola pedata BIRDFOOT VIOLET Viola sagittata ARROW-LEAVED VIOLET Viola sororia WOOLLY BLUE VIOLET Vitis riparia RIVERVBANK GRAPE Vitis vulpina FROST GRAPE Vulpia octoflora SIX-WEEKS FESCUE Wolffia columbiana COMMON WATERMEAL Woodsia obtusa COMMON WOODSIA Zannichellia palustris COMMON POOLMAT Zanthoxylum americanum PRICKLY ASH Zea mays CORN Zizia aurea GOLDEN ALEXANDERS Zosterella dubia WATER STAR-GRASS