1,239 records for KANE County Abutilon theophrastii BUTTONWEED Acalypha rhomboidea THREE-SEEDED MERCURY Acer negundo ASH-LEAVED MAPLE Acer nigrum BLACK MAPLE Acer platanoides NORWAY MAPLE Acer saccharinum RIVER MAPLE Acer saccharum HARD MAPLE Achillea millefolium COMMON MILFOIL Achillea millefolium lanulosa NOSEBLEED Acorus americanus FLAG ROOT Actaea pachypoda DOLL'S-EYES Actaea rubra RED BANEBERRY Adiantum pedatum MAIDENHAIR FERN Aesculus glabra OHIO BUCKEYE Agalinis aspera ROUGH FALSE FOXGLOVE Agalinis gattingeri ROUND-STEMMED FALSE FOXGLOVE Agalinis purpurea FALSE FOXGLOVE Agalinis tenuifolia SLENDER FALSE FOXGLOVE Agastache nepetoides YELLOW GIANT HYSSOP Agastache scrophulariaefolia PURPLE GIANT HYSSOP Agrimonia gryposepala TALL AGRIMONY Agrimonia parviflora SWAMP AGRIMONY Agrimonia pubescens SOFT AGRIMONY Agropyron repens COUCH GRASS Agropyron smithii COLORADO BLUESTEM Agrostis alba RED TOP Agrostis hyemalis HAIR GRASS Agrostis perennans AUTUMN BENT GRASS Ailanthus altissima TREE-OF-HEAVEN Ajuga reptans CARPET BUGLE Alcea rosea HOLLYHOCK Alisma plantago aquatica parviflorum COMMON WATER PLANTAIN Alisma plantago-aquatica americanam AMERICAN WATER PLANTAIN Alliaria petiolata GARLIC MUSTARD Allium burdickii RAMP Allium canadense WILD GARLIC Allium canadense mobilense GLADE ONION Allium cernuum NODDING WILD ONION Allium schoenoprasum CHIVES Allium tricoccum RAMP Allium vineale FIELD GARLIC Alnus incana rugosa SPECKLED ALDER Alopecurus aequalis FOXTAIL Alopecurus carolinianus ANNUAL FOXTAIL Alopecurus pratensis MEADOW FOXTAIL Alyssum alyssoides PALE ALYSSUM Amaranthus albus TUMBLEWEED Amaranthus cruentus LOVE-LIES-BLEEDING Amaranthus graecizans PROSTRATE AMARANTH Amaranthus hybridus GREEN AMARANTH Amaranthus palmeri PALMER'S AMARANTH Amaranthus powellii SMOOTH PIGWEED Amaranthus retroflexus ROUGH PIGWEED Amaranthus rudis TAMARISK WATERHEMP Amaranthus tuberculatus TALL WATERHEMP Ambrosia artemisiifolia BITTERWEED Ambrosia psilostachya WESTERN RAGWEED Ambrosia trifida BUFFALO WEED Amelanchier arborea JUNEBERRY Amelanchier humilis LOW SHADBUSH Amelanchier laevis SHADBUSH Amorpha canescens LEAD PLANT Amorpha fruticosa FALSE INDIGO BUSH Amphicarpa bracteata HOG PEANUT Amphicarpa bracteata comosa HOG PEANUT Anchusa officinalis COMMON ALKANET Andropogon gerardii BIG BLUESTEM Androsace occidentalis ANDROSACE Anemone canadensis MEADOW ANEMONE Anemone cylindrica CANDLE ANEMONE Anemone quinquefolia WOOD ANEMONE Anemone virginiana TALL ANEMONE Anethum graveolens DILL Angelica atropurpurea ANGELICA Antennaria neglecta CAT'S FOOT Antennaria plantaginifolia EVERLASTING Anthemis cotula DOG FENNEL Anthriscus sylvestris FALSE CHERVIL Apios americana GROUNDNUT Apocynum androsaemifolium SPREADING DOGBANE Apocynum cannabinum DOGBANE Apocynum sibiricum INDIAN HEMP Aquilegia canadensis COLUMBINE Arabis drummondii DRUMMOND'S ROCK CRESS Arabis glabra TOWER MUSTARD Arabis hirsuta adpressipilis HAIRY ROCK CRESS Arabis hirsuta pycnocarpa HAIRY ROCK CRESS Arabis laevigata SMOOTH ROCK CRESS Arabis shortii TOOTHED CRESS Aralia nudicaulis WILD SARSAPARILLA Aralia racemosa AMERICAN SPIKENARD Arctium lappa GREAT BURDOCK Arctium minus COMMON BURDOCK Arisaema dracontium GREEN DRAGON Arisaema triphyllum INDIAN TURNIP Aristida oligantha PLAINS THREE AWN GRASS Aristolochia serpentaria BIRTHWORT Armoracia rusticana HORSERADISH Aronia melanocarpa BLACK CHOKECHERRY Arrhenatherum elatius TALL OAT GRASS Artemisia absinthium ABSINTH Artemisia biennis BIENNIAL WORMWOOD Artemisia campestris BEACH WORMWOOD Artemisia ludoviciana LOUISIANA SAGEBRUSH Artemisia ludoviciana gnaphalodes Artemisia serrata SAW-TOOTHED SAGEBRUSH Artemisia vulgaris COMMON MUGWORT Asarum canadense reflexum CANADA WILD GINGER Asclepias amplexicaulis SAND MILKWEED Asclepias exaltata POKE MILKWEED Asclepias incarnata SWAMP MILKWEED Asclepias ontarioides WOOLLY MILKWEED Asclepias purpurascens PURPLE MILKWEED Asclepias sullivantii PRAIRIE MILKWEED Asclepias syriaca COMMON MILKWEED Asclepias tuberosa interior BUTTERFLYWEED Asclepias verticillata HORSETAIL MILKWEED Asclepias viridiflora GREEN MILKWEED Asparagus officinalis GARDEN ASPARAGUS Asperugo procumbens MADWORT Asplenium rhizophyllum WALKING FERN Aster azureus AZURE ASTER Aster borealis RUSH ASTER Aster drummondii DRUMMOND'S ASTER Aster ericoides HEATH ASTER Aster ericoides prostratus HEATH ASTER Aster firmus GLOSSY-LEAF ASTER Aster furcatus FORKED ASTER Aster laevis SMOOTH ASTER Aster lateriflorus SIDE-FLOWERED ASTER Aster novae-angliae NEW ENGLAND ASTER Aster ontarionis ONTARIO ASTER Aster pilosus HAIRY ASTER Aster praealtus WILLOW-LEAVED ASTER Aster puniceus SWAMP ASTER Aster sagittifolius ARROW ASTER Aster sericeus SILKY ASTER Aster shortii SHORT'S ASTER Aster simplex PANICLED ASTER Aster umbellatus FLATTOP ASTER Astragalus canadensis CANADIAN MILK VETCH Athyrium angustum LADY FERN Athyrium pycnocarpon GLADE FERN Atriplex glabriuscula SMOOTH ORACH Atriplex patula FAT-HEN SALTBUSH Atriplex rosea RED ORACHE Aureolaria flava SMOOTH FALSE FOXGLOVE Aureolaria grandiflora pulchra YELLOW FALSE FOXGLOVE Avena sativa CULTIVATED OATS Baptisia australis BLUE WILD INDIGO Baptisia lactea WHITE WILD INDIGO Baptisia leucophaea CREAM WILD INDIGO Barbarea vulgaris arcuata WINTER CRESS Belamcanda chinensis BLACKBERRY LILLY Berberis thunbergii JAPANESE BARBERRY Berberis vulgaris COMMON BARBERRY Berteroa incana HOARY ALYSSUM Berula erecta WATER PARSNIP Betula X sandbergii SANDBERG'S BIRCH Betula alleghaniensis YELLOW BIRCH Betula nigra RED BIRCH Betula populifolia GRAY BIRCH Betula pumila DWARF BIRCH Bidens cernua NODDING BEGGAR-TICKS Bidens connata PURPLESTEM BEGGAR-TICKS Bidens coronata BEGGAR-TICKS Bidens frondosa COMMON BEGGAR-TICKS Bidens tripartita BEGGARTICK Bidens vulgata STICKTIGHT Blephilia ciliata PAGODA PLANT Blephilia hirsuta PAGODA PLANT Boehmeria cylindrica FALSE NETTLE Boehmeria cylindrica drummondiana FALSE NETTLE Botrychium dissectum BRONZE FERN Botrychium dissectum obliquum BRONZE FERN Botrychium virginianum RATTLESNAKE FERN Bouteloua curtipendula MESQUITE GRASS Brachyelytrum erectum LONG-AWNED WOOD GRASS Brassica hirta WHITE MUSTARD Brassica juncea CHINESE MUSTARD Brassica kaber pinnatifida CHARLOCK Brassica nigra BLACK MUSTARD Brassica rapa BIRD'S RAPE Brickellia eupatorioides FALSE BONESET Bromus ciliatus CANADA BROME GRASS Bromus commutatus HAIRY BROME Bromus inermis AWNLESS BROME GRASS Bromus japonicus JAPANESE BROME Bromus kalmii PRAIRIE BROME Bromus marginatus BROME GRASS Bromus pubescens CANADA BROME GRASS Bromus purgans BROME GRASS Bromus tectorum CHEAT GRASS BROME Buchloe dactyloides BUFFALO GRASS Buglossoides arvense CORN GROMWELL Cacalia atriplicifolia PALE INDIAN PLANTAIN Cacalia plantaginea PRAIRIE INDIAN PLANTAIN Calamagrostis canadensis BLUEJOINT GRASS Calamagrostis inexpansa brevior BOG REED GRASS Calamintha arkansana LOW CALAMINT Callirhoe involucrata POPPY MALLOW Callirhoe triangulata POPPY MALLOW Caltha palustris COWSLIP Calystegia sepium americana AMERICAN BINDWEED Calystegia spithamaea DWARF BINDWEED Camassia scilloides WILD HYACINTH Camelina microcarpa FALSE FLAX Campanula americana AMERICAN BELLFLOWER Campanula aparinoides MARSH BELLFLOWER Campanula rapunculoides EUROPEAN BELLFLOWER Campanula uliginosa MARSH BELLFLOWER Cannabis sativa HASHISH Capsella bursa-pastoris SHEPERD'S-PURSE Cardamine bulbosa BULB BITTERCRESS Cardamine douglassii NORTHERN BITTER CRESS Cardamine hirsuta HAIRY BITTER CRESS Cardamine pensylvanica BITTER CRESS Cardaria draba HOARY CRESS Carduus acanthoides ACANTHUS BRISTLE THISTLE Carduus nutans MUSK BRISTLE THISTLE Carex albolutescens SEDGE Carex albursina SEDGE Carex amphibola GRAY SEDGE Carex annectens xanthocarpa SEDGE Carex atherodes SEDGE Carex aurea GOLDEN SEDGE Carex bebbii BEAUTIFUL SEDGE Carex bicknellii BICKNELL SEDGE Carex blanda WOODLAND SEDGE Carex brevior FESCUE SEDGE Carex cephalophora Carex comosa BRISTLY SEDGE Carex conjuncta Carex conoidea SEDGE Carex convoluta Carex cristatella SEDGE Carex davisii DAVIS SEDGE Carex diandra LESSER PANICLED SEDGE Carex emoryi EMORY SEDGE Carex festucacea SEDGE Carex gracillima GRACEFUL SEDGE Carex granularis MEADOW SEDGE Carex gravida HEAVY SEDGE Carex grayi BUR SEDGE Carex grisea SEDGE Carex hirtifolia HAIRY SEDGE Carex hystricina BOTTLEBRUSH SEDGE Carex interior INLAND SEDGE Carex jamesii GRASS SEDGE Carex lanuginosa WOOLY SEDGE Carex laxiculmis SEDGE Carex leptalea BRISTLE STALKED SEDGE Carex lupulina HOP SEDGE Carex meadii MEAD SEDGE Carex muskingumensis SEDGE Carex normalis SEDGE Carex oligosperma SEDGE Carex pedunculata SEDGE Carex pensylvanica PENNSYLVANIA SEDGE Carex praegracilis SILVER SEDGE Carex prairea Carex retrorsa KNOTSHEATH SEDGE Carex richardsonii RICHARDSON SEDGE Carex rosea Carex sartwellii SARTWELL SEDGE Carex sparganioides Carex stenophylla enervis Carex sterilis SEDGE Carex stipata PRICKLY SEDGE Carex stricta TUSSOCK SEDGE Carex substricta SEDGE Carex tenera SEDGE Carex tetanica SEDGE Carex tribuloides SEDGE Carex trichocarpa SEDGE Carex vulpinoidea FOX SEDGE Carpinus caroliniana AMERICAN HORNBEAM Carum carvi CARAWAY Carya cordiformis BITTERNUT HICKORY Carya ovata SCALY-BARK HICKORY Cassia fasciculata GOLDEN CASSIA Cassia hebecarpa WILD SENNA Castilleja coccinea INDIAN PAINTBRUSH Catalpa speciosa CIGAR TREE Caulophyllum thalictroides BLUE COHOSH Ceanothus americanus NEW JERSEY TEA Ceanothus americanus pitcheri NEW JERSEY TEA Celastrus orbiculatus ROUND-LEAVED BITTERSWEET Celastrus scandens BITTERSWEET Celtis occidentalis HACKBERRY Celtis occidentalis canina HACKBERRY Cenchrus longispinus MAT SANDBUR Centaurea cyanus BACHELOR'S BUTTON Centaurea dubia TYROL KNAPWEED Centaurea jacea BROWN KNAPWEED Centaurea maculosa SPOTTED CENTAUREA Centaurea nigra BLACK CENTAUREA Centaurium pulchellum CENTAURY Cephalanthus occidentalis BUTTONBUSH Cerastium arvense FIELD CHICKWEED Cerastium glomeratum CLAMMY CHICKWEED Cerastium nutans NODDING MOUSE-EAR CHICKWEED Cerastium nutans brachypodum MOUSE-EAR CHICKWEED Cerastium vulgatum COMMON MOUSE-EAR CHICKWEED Ceratophyllum demersum COONTAIL Cercis canadensis EASTERN REDBUD Chaenorrhinum minus DWARF SNAPDRAGON Chamaedaphne calyculata angustifolia LEATHERLEAF Chamaesyce glyptosperma SPURGE Chamaesyce maculata NODDING SPURGE Chamaesyce supina MILK SPURGE Chelidonium majus CELANDINE Chelone glabra WHITE TURTLEHEAD Chenopodium album LAMB'S QUARTERS Chenopodium ambrosioides AMERICAN WORMSEED Chenopodium botrys JERUSALEM-OAK Chenopodium gigantospermum MAPLE-LEAVED GOOSEFOOT Chenopodium glaucum OAK-LEAVED GOOSEFOOT Chenopodium standleyanum GOOSEFOOT Chenopodium urbicum CITY GOOSEFOOT Chorispora tenella CHORISPORA Cichorium intybus BLUE SAILORS Cicuta bulbifera BULBLET WATER HEMLOCK Cicuta maculata WATER HEMLOCK Cinna arundinacea STOUTWOOD REED Circaea alpina SMALL ENCHANTER'S NIGHTSHADE Circaea lutetiana canadensis ENCHANTER'S NIGHTSHADE Cirsium altissimum TALL THISTLE Cirsium arvense CANADA THISTLE Cirsium discolor FIELD THISTLE Cirsium muticum FEN THISTLE Cirsium pumilum HILL'S THISTLE Cirsium vulgare BULL THISTLE Citrullus lanatus WATERMELON Claytonia virginica SPRING BEAUTY Clematis terniflora VIRGIN'S BOWER Clematis virginiana VIRGIN'S BOWER Coeloglossum viride BRACTED GREEN ORCHID Collinsia verna BLUE-EYED MARY Collomia linearis SLENDERLEAF COLLOMIA Comandra umbellata BASTARD TOAD-FLAX Commelina communis COMMON DAY FLOWER Conioselinum chinense HEMLOCK PARSLEY Conium maculatum POISON HEMLOCK Conopholis americana CANCER-ROOT Consolida ambigua ROCKET LARKSPUR Convallaria majalis LILY OF THE VALLEY Convolvulus arvensis FIELD BINDWEED Conyza canadensis HORSEWEED Corallorhiza odontorhiza FALL CORAL-ROOT ORCHID Coreopsis lanceolata LANCE COREOPSIS Coreopsis palmata PRAIRIE COREOPSIS Coreopsis tripteris TALL COREOPSIS Cornus alternifolia ALTERNATE-LEAVED DOGWOOD Cornus obliqua PALE DOGWOOD Cornus racemosa GRAY DOGWOOD Cornus rugosa ROUND-LEAVED DOGWOOD Cornus stolonifera RED OSIER DOGWOOD Coronilla varia CROWN VETCH Corydalis micrantha SLENDER CORYDALIS Corylus americana AMERICAN FILBERT Crataegus calpodendron URN-SHAPED HAWTHORN Crataegus crus-galli COCK-SPUR THORN Crataegus holmesiana HAWTHORN Crataegus macrosperma HAWTHORN Crataegus mollis RED HAW Crataegus punctata DOTTED THORN Crepis tectorum HAWK'S BEARD Croton capitatus CAPITATE CROTON Cryptogramma stelleri SLENDER CLIFFBRAKE Cryptotaenia canadensis HONEWORT Cucurbita foetidissima MISSOURI GOURD Cuscuta glomerata DODDER Cuscuta gronovii DODDER Cuscuta polygonorum SMARTWEED DODDER Cycloloma atriplicifolium TUMBLE RINGWING Cymbalaria muralis KENILWORTH IVY Cynanchum nigrum BLACK SWALLOW-WORT Cynoglossum officinale COMMON HOUND'S TONGUE Cyperus aristatus BEARDED FLAT SEDGE Cyperus diandrus LOW FLAT SEDGE Cyperus erythrorhizos RED-ROOTED SEDGE Cyperus esculentus CHUFA Cyperus ferruginescens SLENDER FLATSEDGE Cyperus filiculmis FERN FLATSEDGE Cyperus filiculmis macilentus Cyperus houghtonii Cyperus rivularis BROOK FLAT SEDGE Cyperus schweinitzii SCHWEINITZ FLATSEDGE Cyperus strigosus STRAW COLORED FLATSEDGE Cypripedium candidum WHITE LADY'S-SLIPPER ORCHID Cypripedium parviflorum SM. YELLOW LADY-SLIPPER ORCHID Cypripedium pubescens LG. YELLOW LADY-SLIPPER ORCHID Cypripedium reginae SHOWY LADY'S-SLIPPER ORCHID Cystopteris bulbifera BERRY BLADDER FERN Cystopteris protrusa FRAGILE FERN Dactylis glomerata ORCHARD GRASS Dalea candida WHITE PRAIRIE CLOVER Dalea foliosa LEAFY PRAIRIE CLOVER Dalea leporina FOXTAIL DALEA Dalea purpurea PURPLE PRAIRIE CLOVER Danthonia spicata CURLY GRASS Dasistoma macrophylla MULLEIN FOXGLOVE Datura stramonium JIMSONWEED Daucus carota QUEEN-ANNE'S-LACE Dentaria laciniata PEPPER-ROOT Deschampsia cespitosa glauca Descurainia pinnata brachycarpa TANSY MUSTARD Descurainia sophia FLIXWEED Desmanthus illinoensis ILLINOIS BUNDLEFLOWER Desmodium canadense SHOWY TICK TREFOIL Desmodium cuspidatum TICK TREFOIL Desmodium cuspidatum longifolium TICK TREFOIL Desmodium glutinosum BEGGAR'S LICE Desmodium illinoense ILLINOIS TICK TREFOIL Dianthus armeria DEPTFORD PINK Dianthus deltoides MAIDEN PINK Dicentra cucullaria DUTCHMAN'S-BREECHES Dichanthelium acuminatum fasciculatum PANIC GRASS Dichanthelium latifolium Dichanthelium leibergii Dichanthelium oligosanthes scribnerianum SCRIBNER'S PANIC GRASS Dichanthelium perlongum LONG-STALKED PANIC GRASS Dichanthelium villosissimum HAIRY PANIC GRASS Diervilla lonicera BUSH HONEYSUCKLE Digitaria ischaemum SMOOTH CRAB GRASS Digitaria sanguinalis HAIRY CRAB GRASS Diodia teres POORJOE Dioscorea villosa WILD YAM Diplotaxis muralis WALL ROCKET Dipsacus laciniatus CUT-LEAVED TEASEL Dipsacus sylvestris COMMON TEASEL Dirca palustris LEATHERWOOD Distichlis stricta INLAND SALT GRASS Dodecatheon meadia SHOOTING STAR Draba reptans WHITLOW GRASS Draba reptans stellifera SMALL WHITLOW GRASS Dracocephalum parviflorum AMERICAN DRAGONHEAD Drosera intermedia NARROW-LEAVED SUNDEW Drosera rotundifolia ROUND-LEAVED SUNDEW Dryopteris carthusiana SPINULOSE WOODFERN Dryopteris cristata CRESTED FERN Dryopteris goldiana GOLDIE'S FERN Dryopteris marginalis LEATHER FERN Duchesnea indica INDIAN STRAWBERRY Dyssodia papposa FETID MARIGOLD Echinacea pallida PALE PURPLE CONEFLOWER Echinacea purpurea BROAD-LEAVED PURPLE CONEFLOWER Echinochloa muricata BARNYARD GRASS Echinochloa muricata wiegandii BARNYARD GRASS Echinochloa walteri SALT-MARSH COCKSPUR GRASS Echinocystis lobata WILD BALSAM-APPLE Echinops sphaerocephalus GLOBE THISTLE Eleocharis acicularis NEEDLE SPIKE RUSH Eleocharis elliptica SPIKE RUSH Eleocharis elliptica compressa FLAT-STEMMED SPIKE RUSH Eleocharis intermedia MATTED SPIKE RUSH Eleocharis obtusa Eleocharis palustris Eleusine indica GOOSE GRASS Ellisia nyctelea AUNT LUCY Elodea canadensis ANACHARIS Elymus arenarius LYME GRASS Elymus canadensis CANADA WILD RYE Elymus hystrix BOTTLEBRUSH GRASS Elymus riparius RIVERBANK WILD RYE Elymus villosus HAIRY WILD RYE Elymus virginicus LYME GRASS Epilobium angustifolium FIREWEED Epilobium ciliatum NORTHERN WILLOW HERB Epilobium coloratum CINNAMON WILLOW HERB Epilobium leptophyllum BOG WILLOW HERB Equisetum X ferrissii INTERMEDIATE SCOURING RUSH Equisetum arvense COMMON HORSETAIL Equisetum fluviatile WATER HORSETAIL Equisetum hyemale affine SCOURING RUSH Equisetum laevigatum SMOOTH SCOURING RUSH Eragrostis cilianensis STINK GRASS Eragrostis frankii SANDBAR LOVE GRASS Eragrostis hypnoides CREEPING LOVE GRASS Eragrostis minor LOVE 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 Eriophorum angustifolium COTTON SEDGE Erodium cicutarium ALFILERIA Erucastrum gallicum DOG MUSTARD Eryngium yuccifolium RATTLESNAKE MASTER Erysimum cheiranthoides WORMSEED MUSTARD Erysimum inconspicuum SMALL WORMSEED MUSTARD Erysimum repandum TREACLE MUSTARD Erythronium albidum WHITE ADDER'S TONGUE Erythronium americanum YELLOW ADDER'S TONGUE Eschscholtzia californica CALIFORNIA POPPY Euonymus alatus BURNING BUSH Euonymus atropurpureus BURNING BUSH Euonymus europaeus EUROPEAN SPINDLE-TREE Eupatorium altissimum TALL BONESET Eupatorium maculatum SPOTTED JOE PYE WEED 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 Euphorbia esula LEAFY SPURGE Euphorbia marginata SNOW-ON-THE-MOUNTAIN Euthamia graminifolia GRASSLEAF GOLDENROD Euthamia gymnospermoides GRASSLEAF GOLDENROD Evolvulus pilosus ASCENDING MORNING-GLORY Fagopyrum esculentum BUCKWHEAT Festuca obtusa NODDING FESCUE Festuca pratensis ENGLISH BLUEGRASS Filipendula ulmaria QUEEN OF THE MEADOW Floerkea proserpinacoides FALSE MERMAID Fragaria americana HILLSIDE STRAWBERRY Fragaria virginiana WILD STRAWBERRY Fraxinus americana WHITE ASH Fraxinus nigra BLACK ASH Fraxinus pennsylvanica GREEN ASH Fraxinus quadrangulata BLUE ASH Fumaria officinalis FUMITORY Gaillardia pulchella FIREWHEELS Galearis spectabilis SHOWY ORCHIS Galeopsis tetrahit COMMON HEMP NETTLE Galinsoga parviflora LITTLE FLOWER QUICKWEED Galinsoga quadriradiata PERUVIAN DAISY Galium aparine ANNUAL BEDSTRAW Galium asprellum ROUGH BEDSTRAW Galium boreale NORTHERN BEDSTRAW Galium circaezans WILD LICORICE Galium concinnum SHINING BEDSTRAW Galium labradoricum BOG BEDSTRAW Galium lanceolatum WILD LICORICE Galium mollugo WHITE BEDSTRAW Galium obtusum WILD MADDER Galium tinctorium STIFF BEDSTRAW Galium trifidum SMALL BEDSTRAW Galium triflorum SWEET-SCENTED BEDSTRAW Gaura biennis BUTTERFLY-WEED Gaura parviflora SMALL-FLOWERED GAURA Gentiana alba PALE GENTIAN Gentiana andrewsii CLOSED GENTIAN Gentiana puberulenta DOWNY GENTIAN Gentiana saponaria SOAPWORT GENTIAN Gentianella quinquefolia occidentalis STIFF GENTIAN Gentianopsis crinita FRINGED GENTIAN Gentianopsis procera SMALL FRINGED GENTIAN Geranium carolinianum WILD CRANESBILL Geranium maculatum WILD GERANIUM Geum aleppicum YELLOW AVENS Geum canadense WHITE AVENS Geum laciniatum ROUGH AVENS Geum rivale PURPLE AVENS Geum triflorum PRAIRIE AVENS Glandularia canadensis ROSE VERBENA Glandularia peruviana PERUVIAN VERVAIN Glechoma hederacea micrantha GROUND IVY Gleditsia triacanthos HONEY LOCUST Glyceria grandis AMERICAN MANNA GRASS Glyceria septentrionalis FLOATING MANNA GRASS Glyceria striata FOWL MANNA GRASS Glyceria striata stricta FOWL MANNA GRASS Glycine max SOYBEAN Glycyrrhiza lepidota WILD LICORICE Gnaphalium obtusifolium CATFOOT Gratiola neglecta CLAMMY HEDGE HYSSOP Grindelia squarrosa CURLYCUP GUMWEED Gymnocladus dioicus KENTUCKY COFFEETREE Gypsophila paniculata BABY'S BREATH Gypsophila scorzonerifolia BABY'S BREATH Hackelia virginiana STICKSEED Hamamelis virginiana WITCH-HAZEL Hedeoma hispida ROUGH PENNYROYAL Hedeoma pulegioides AMERICAN PENNYROYAL Hedyotis longifolia LONG-LEAVED BLUETS Helenium autumnale AUTUMN SNEEZEWEED Helianthemum bicknellii FROSTWEED Helianthus annuus COMMON SUNFLOWER Helianthus decapetalus PALE SUNFLOWER Helianthus divaricatus DIVERGENT SUNFLOWER Helianthus giganteus GIANT SUNFLOWER Helianthus grosseserratus SAWTOOTH SUNFLOWER Helianthus maximilianii MAXIMILIAN'S SUNFLOWER Helianthus occidentalis WESTERN SUNFLOWER Helianthus petiolaris KANSAS SUNFLOWER Helianthus rigidus PRAIRIE SUNFLOWER Helianthus strumosus PALE-LEAVED SUNFLOWER Helianthus tuberosus JERUSALEM ARTICHOKE Helianthus tuberosus subcanescens JERUSALEM ARTICHOKE Heliopsis helianthoides FALSE SUNFLOWER Hemerocallis fulva DAY LILY Hepatica nobilis acuta SHARP-LOBED HEPATICA Hepatica nobilis obtusa ROUND-LEAVED HEPATICA Heracleum lanatum COW PARSNIP Hesperis matronalis DAME'S ROCKET Heterotheca latifolia CAMPHORWEED Heuchera richardsonii grayana PRAIRIE ALUMROOT Hibiscus moscheutos SWAMP ROSE MALLOW Hibiscus trionum FLOWER-OF-AN-HOUR Hieracium aurantiacum DEVIL'S PAINT BRUSH Hieracium caespitosum KING DEVIL Hieracium canadense CANADA HAWKWEED Hieracium scabrum HAIRY HAWKWEED Hierochloe odorata SWEET GRASS Hippuris vulgaris MARE'S TAIL Hordeum jubatum FOX-TAIL BARLEY Hordeum pusillum LITTLE BARLEY Hordeum vulgare COMMON BARLEY Humulus lupulus COMMON HOPS Hydrastis canadensis GOLDEN SEAL Hydrophyllum appendiculatum GREAT WATERLEAF Hydrophyllum virginianum VIRGINIA WATERLEAF Hypericum canadense CANADIAN ST. JOHNS-WORT Hypericum perforatum COMMON ST. JOHNS-WORT Hypericum punctatum SPOTTED ST. JOHNS-WORT Hypericum pyramidatum GIANT ST. JOHNS-WORT Hypochaeris radicata SPOTTED CAT'S-EAR Hypoxis hirsuta COMMON GOLDSTARGRASS Impatiens capensis JEWELWEED Impatiens pallida PALE TOUCH-ME-NOT Inula helenium ELECAMPANE Iodanthus pinnatifidus PURPLE ROCKET Ipomoea hederacea IVY-LEAVED MORNING GLORY Ipomoea purpurea COMMON MORNING-GLORY Iris pseudacorus WATER FLAG Iris shrevei SOUTHERN BLUE FLAG Isopyrum biternatum FALSE RUE ANEMONE Iva xanthifolia RAG SUMPWEED Jeffersonia diphylla TWINLEAF Juglans cinerea BUTTERNUT Juglans nigra BLACK WALNUT Juncus acuminatus KNOTTY-LEAVED RUSH Juncus alpinus rariflorus RICHARDSON'S RUSH Juncus brachycephalus SHORT-HEADED RUSH Juncus canadensis CANADIAN RUSH Juncus dudleyi DUDLEY RUSH Juncus effusus solutus COMMON RUSH Juncus nodosus JOINTED RUSH Juncus tenuis PATH RUSH Juncus torreyi TORREY RUSH Juniperus virginiana EASTERN RED CEDAR Justicia americana WATER WILLOW Kochia scoparia BELVEDERE SUMMER CYPRESS Krigia biflora FALSE DANDELOIN Lactuca biennis BIENNIAL LETTUCE Lactuca canadensis CANADA LETTUCE Lactuca floridana BLUE LETTUCE Lactuca serriola COMPASS PLANT Lactuca tatarica BLUE LETTUCE Lamium amplexicaule HENBIT Lamium maculatum SPOTTED DEAD NETTLE Laportea canadensis CANADA WOOD NETTLE Lappula echinata BEGGAR'S LICE Lapsana communis COMMON NIPPLEWORT Lathyrus latifolius EVERLASTING PEA Lathyrus ochroleucus CREAM PEAVINE Lathyrus palustris MARSH PEAVINE Lathyrus tuberosus DUTCH MICE Lathyrus tuberosus DUTCH MICE Lathyrus venosus intonsus VEINY PEA Lechea intermedia PINWEED Leersia oryzoides RICE CUTGRASS Leersia virginica WHITE GRASS Lemna minor COMMON DUCKWEED Lemna trisulca IVY-LEAVED DUCKWEED Leonurus cardiaca MOTHERWORT Leonurus marrubiastrum LION'S-TAIL Lepidium campestre FIELD CRESS Lepidium densiflorum PEPPERGRASS Lepidium perfoliatum CLASPING CRESS Lepidium virginicum COMMON PEPPERGRASS Leptochloa acuminata SALT MEADOW GRASS Leptochloa fascicularis BEARDED SPRANGLE TOP Leptoloma cognatum FALL WITCH GRASS Lespedeza capitata BUSH CLOVER Lespedeza violacea VIOLET BUSH CLOVER Leucanthemum vulgare COMMON TANSY Liatris aspera ROUGH BLAZING STAR Liatris cylindracea CYLINDRICAL BLAZING STAR Liatris pycnostachya BUTTON SNAKEROOT Ligustrum obtusifolium PRIVET Ligustrum vulgare PRIVET Lilium michiganense MICHIGAN LILY Lilium philadelphicum andinum WOOD LILY Linaria genistifolia dalmatica DALMATIAN TOADFLAX Linaria vulgaris BUTTER-AND-EGGS Lindera benzoin FEVERBUSH Lindernia dubia FALSE PIMPERNEL Linum sulcatum GROOVED YELLOW FLAX Linum usitatissimum COMMON FLAX Liparis liliifolia LARGE TWAYBLADE Liparis loeselii GREEN TWAYBLADE Lithospermum canescens HOARY PUCCOON Lithospermum incisum YELLOW PUCCOON Lithospermum latifolium AMERICAN GROMWELL Lobelia cardinalis CARDINAL-FLOWER Lobelia inflata INDIAN TOBACCO Lobelia kalmii BOG LOBELIA Lobelia siphilitica BLUE CARDINAL-FLOWER Lobelia spicata SPIKED LOBELIA Lolium multiflorum ITALIAN RYE GRASS Lolium perenne CRESTED RYE GRASS Lonicera X bella HONEYSUCKLE Lonicera X muendeniensis BUSH HONEYSUCKLE Lonicera dioica LIMBER HONEYSUCKLE Lonicera japonica JAPANESE HONEYSUCKLE Lonicera maackii AMUR HONEYSUCKLE Lonicera prolifera GRAPE HONEYSUCKLE Lonicera tatarica TARTARIAN HONEYSUCKLE Lotus corniculatus BIRDSFOOT-TREFOIL Ludwigia palustris americana MARSH PURSLANE Ludwigia polycarpa FALSE LOOSESTRIFE Luzula multiflora COMMON WOODRUSH Lychnis alba EVENING CAMPION Lychnis dioica RED CAMPION Lycium barbarum COMMON MATRIMONY VINE Lycopersicum esculentum TOMATO Lycopus americanus COMMON WATER HOREHOUND Lycopus asper ROUGH WATER HOREHOUND Lycopus rubellus STALKED WATER HOREHOUND Lycopus uniflorus NOTHERN BUGLE WEED Lycopus virginicus BUGLE WEED Lysimachia ciliata FRINGED LOOSESTRIFE Lysimachia hybrida LOOSESTRIFE Lysimachia lanceolata LANCE-LEAVED LOOSESTRIFE Lysimachia nummularia MONEYWORT Lysimachia quadriflora NARROW-LEAVED LOOSESTRIFE Lysimachia quadrifolia WHORLED LOOSESTRIFE Lysimachia terrestris SWAMP CANDLES Lysimachia thyrsiflora TUFTED LOOSESTRIFE Lysimachia vulgaris GARDEN LOOSESTRIFE Lysimachia vulgaris GARDEN LOOSESTRIFE Lysimachia vulgaris GARDEN LOOSESTRIFE Lysimachia vulgaris GARDEN LOOSESTRIFE Lythrum alatum WINGED LOOSESTRIFE Lythrum salicaria PURPLE LOOSESTRIFE Maclura pomifera HEDGE APPLE Maianthemum canadense interius FALSE LILY OF THE VALLEY Malaxis brachypoda ADDER'S MOUTH ORCHID Malus ioensis IOWA CRAB APPLE Malus pumila APPLE Malva neglecta CHEESES Malva sylvestris HIGH MALLOW Marrubium vulgare COMMON HOREHOUND 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 X piperita PEPPERMINT Mentha X villosa FOXTAIL MINT Mentha arvensis villosa FIELD MINT Menyanthes trifoliata minor BUCKBEAN Mertensia virginica BLUEBELLS Milium effusum MILLET GRASS Mimulus glabratus fremontii YELLOW MONKEY FLOWER Mimulus ringens MONKEY FLOWER Minuartia stricta ROCK SANDWORT Mirabilis nyctaginea WILD FOUR-O'CLOCK Miscanthus sacchariflorus PLUME GRASS Mitella diphylla BISHOP'S-CAP Moehringia lateriflora BLUNTLEAF SANDWORT Mollugo verticillatus CARPETWEED Monarda fistulosa WILD BERGAMOT Monotropa uniflora INDIAN PIPE Morus alba WHITE MULBERRY Morus rubra RED MULBERRY Muhlenbergia asperifolia ALKALI MUHLY Muhlenbergia frondosa COMMON SATIN GRASS Muhlenbergia glomerata MARSH WILD TIMOTHY Muhlenbergia mexicana LEAFY SATIN GRASS Muhlenbergia racemosa GREEN MUHLY Muhlenbergia schreberi NIMBLE WILL Muhlenbergia sylvatica MUHLY Muhlenbergia tenuiflora SLENDER MUHLY Myosotis scorpioides FORGET-ME-NOT Myosoton aquaticum GIANT CHICKWEED Myriophyllum exalbescens SPIKED WATER MILFOIL Nasturtium officinale TRUE WATER CRESS Nepeta cataria CATNIP Nuphar luteum macrophyllum SPATTERDOCK Nymphaea tuberosa WHITE WATER LILY Oenothera biennis EVENING PRIMROSE Oenothera parviflora EVENING PRIMROSE Oenothera pilosella PRAIRIE SUNDROPS Onoclea sensibilis SENSITIVE FERN 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 flexile SLENDER PANIC GRASS Panicum miliaceum BROOMCORN MILLET Panicum virgatum PRAIRIE SWITCHGRASS Parietaria pensylvanica PENNSYLVANIA PELLITORY Parnassia glauca GRASS-OF-PARNASSUS Parthenium integrifolium AMERICAN FEVERFEW Parthenocissus inserta VIRGINIA CREEPER Parthenocissus quinquefolia VIRGINIA CREEPER Parthenocissus tricuspidata BOSTON IVY Pastinaca sativa PARSNIP Pedicularis canadensis LOUSEWORT Pedicularis lanceolata SWAMP WOOD BETONY Pellaea glabella PURPLE CLIFFBRAKE Peltandra virginica ARROW ARUM Penstemon calycosus SMOOTH BEARD-TONGUE Penstemon cobaea BEARD-TONGUE Penstemon digitalis FOXGLOVE BEARD-TONGUE Penstemon gracilis wisconsinenis SLENDER BEARD TONGUE Penthorum sedoides DITCH STONECROP Phalaris arundinacea REED CANARY GRASS Phleum pratense TIMOTHY Phlox divaricata laphamii BLUE PHLOX Phlox glaberrima interior SMOOTH PHLOX Phlox maculata WILD SWEET WILLIAM Phlox paniculata GARDEN PHLOX Phlox pilosa DOWNY PHLOX Phragmites australis COMMON RED REED Phryma leptostachya LOPSEED Phyla lanceolata FOG-FRUIT Physalis heterophylla GROUND CHERRY Physalis subglabrata SMOOTH GROUND CHERRY Physalis virginiana GROUND CHERRY Physocarpus opulifolius COMMON NINEBARK Physostegia parviflora AMERICAN DRAGONHEAD Physostegia virginiana FALSE DRAGONHEAD Phytolacca americana POKEWEED Pilea fontana CLEARWEED Pilea pumila CANADA CLEARWEED Pinus sylvestris SCOTCH PINE Pisum sativum GARDEN PEA Plantago arenaria WHORLED PLANTAIN Plantago aristata BRACTED PLANTAIN Plantago lanceolata BUCKHORN Plantago major COMMON PLANTAIN Plantago patagonica brevicarpa SALT AND PEPPER PLANT Plantago rugelii RED-STALKED PLANTAIN Platanthera hyperborea huronensis GREEN ORCHID Platanthera lacera GREEN FRINGED ORCHID Platanthera leucophaea PRAIRIE WHITE FRINGED ORCHID Platanthera orbiculata ROUND-LEAVED ORCHID Platanus occidentalis BUTTONWOOD Poa annua ANNUAL BLUEGRASS Poa chapmaniana ANNUAL BLUEGRASS Poa compressa CANADIAN BLUEGRASS Poa paludigena MARSH BLUEGRASS Poa palustris FOWL BLUEGRASS Poa pratensis KENTUCKY BLUEGRASS Poa sylvestris WOODLAND BLUEGRASS Podophyllum peltatum MAYAPPLE Poinsettia dentata WILD POINSETTIA Polanisia dodecandra CLAMMYWEED Polanisia dodecandra trachysperma CLAMMYWEED Polemonium reptans JACOB'S-LADDER Polygala senega SENECA SNAKEROOT Polygala verticillata WHORLED MILKWORT Polygonatum commutatum GREAT SOLOMON SEAL Polygonum amphibium WATER SMARTWEED Polygonum arenastrum KNOTWEED Polygonum convolvulus BLACK BIRDWEED Polygonum cuspidatum JAPANESE FLEECE FLOWER Polygonum erectum ERECT KNOTWEED Polygonum hydropiper COMMON SMARTWEED Polygonum hydropiperoides MILD WATER PEPPER Polygonum lapathifolium CURTTOP LADY'S THUMB Polygonum pensylvanicum laevigatum PENNSYLVANIA SMARTWEED Polygonum persicaria SPOTTED LADY'S THUMB Polygonum punctatum DOTTED SMARTWEED Polygonum ramosissimum BUSHY KNOTWEED Polygonum scandens CLIMBING BUCKWHEAT Polygonum virginianum VIRGINIA KNOTWEED Polymnia canadensis LEAFCUP Polytaenia nuttallii PRAIRIE PARSLEY 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 pulcher SPOTTED PONDWEED Potamogeton pusillus BABY PONDWEED Potentilla anserina SILVERWEED Potentilla argentea SILVERY CINQUEFOIL Potentilla arguta PRAIRIE CINQUEFOIL Potentilla fruticosa BUSH CINQUEFOIL Potentilla norvegica ROUGH CINQUEFOIL Potentilla recta SULFUR CINQUEFOIL Potentilla simplex COMMON CINQUEFOIL Prenanthes alba LION'S FOOT Prenanthes crepidinea GREAT WHITE LETTUCE Prenanthes racemosa GLAUCOUS WHITE LETTUCE Proboscidea louisianica DEVILSCLAW Proserpinaca palustris MERMAID-WEED Prunella vulgaris SELF-HEAL Prunella vulgaris elongata SELF-HEAL Prunus americana AMERICAN PLUM Prunus americana lanata WILD PLUM Prunus mahaleb MAHALEB CHERRY Prunus pensylvanica PIN CHERRY Prunus serotina WILD BLACK CHERRY Prunus virginiana COMMON CHOKECHERRY Psoralea tenuiflora SCURF-PEA Ptelea trifoliata WAFER ASH Pteridium aquilinum latiusculum BRACKEN FERN Puccinellia distans ALKALI GRASS Pycnanthemum pilosum HAIRY MOUNTAIN MINT Pycnanthemum virginianum COMMON MOUNTAIN MINT Pyrola elliptica SHINLEAF Pyrus communis PEAR Quercus alba WHITE OAK Quercus bicolor SWAMP WHITE OAK Quercus ellipsoidalis HILL'S OAK Quercus imbricaria JACK 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 acris TALL BUTTERCUP Ranunculus cymbalaria SEASIDE CROWFOOT Ranunculus fascicularis EARLY BUTTERCUP Ranunculus flabellaris YELLOW WATER BUTTERCUP Ranunculus longirostris LONGBEAK BUTTERCUP Ranunculus pensylvanicus BRISTLY CROWFOOT Ranunculus recurvatus HOOKED BUTTERCUP Ranunculus repens CREEPING BUTTERCUP Ranunculus sceleratus CURSED CROWFOOT Ranunculus septentrionalis SWAMP BUTTERCUP Ranunculus trichophyllus WHITE WATER-CROWFOOT Ratibida columnifera LONG-HEADED CONEFLOWER Ratibida pinnata DROOPING CONEFLOWER Rhamnus alnifolia ALDER BUCKTHORN Rhamnus cathartica COMMON BUCKTHORN Rhamnus frangula GLOSSY BUCKTHORN Rhus glabra SMOOTH SUMAC Rhus typhina STAGHORN SUMAC Rhynchospora capillacea Rhynchospora capitellata BEAKED RUSH Ribes americanum WILD BLACK CURRENT Ribes cynosbati DOGBERRY Ribes missouriense MISSOURI GOOSEBERRY Ribes odoratum BUFFALO CURRENT Robinia hispida BRISTLY LOCUST Robinia pseudoacacia BLACK LOCUST Rorippa islandica fernaldiana MARSH YELLOW CRESS Rorippa sessiliflora SESSILE-FLOWERED CRESS Rorippa sylvestris CREEPING YELLOW CRESS Rosa blanda MEADOW ROSE Rosa carolina PASTURE ROSE Rosa eglanteria SWEET-BRIER Rosa multiflora JAPANESE ROSE Rosa rugosa RUGOSE ROSE Rosa setigera ILLINOIS ROSE Rosa suffulta SUNSHINE ROSE Rubus allegheniensis COMMON BLACKBERRY Rubus argutus HIGHBUSH BLACKBERRY Rubus flagellaris DEWBERRY Rubus idaeus CULTIVATED RASPBERRY Rubus occidentalis BLACK RASPBERRY Rubus odoratus FLOWERING RASPBERRY Rubus pensylvanicus BLACKBERRY Rubus pubescens DWARF RASPBERRY Rubus strigosus RED RASPBERRY Rudbeckia fulgida sullivantii SULLIVANT'S ORANGE CONEFLOWER Rudbeckia hirta BLACK-EYED SUSAN Rudbeckia laciniata CUTLEAF CONEFLOWER Rudbeckia subtomentosa FRAGRANT CONEFLOWER Rudbeckia triloba BROWN-EYED SUSAN Rumex acetosella COMMON SORREL Rumex acetosella integrifolius SHEEP SORREL Rumex altissimus PALE DOCK Rumex crispus CURLY DOCK Rumex maritimus fueginus GOLDEN DOCK Rumex mexicanus DOCK Rumex obtusifolius BITTER DOCK Rumex orbiculatus GREAT WATER DOCK Rumex patientia PATIENCE DOCK Rumex verticillatus SWAMP DOCK Sagittaria cuneata ARUM-LEAVED ARROWHEAD Sagittaria graminea GRASS-LEAVED ARROWHEAD Sagittaria latifolia ARROWHEAD Sagittaria rigida DEEP WATER DUCK POTATO Salix alba WHITE WILLOW Salix amygdaloides PEACH-LEAVED WILLOW Salix bebbiana BEAKED WILLOW Salix candida HOARY WILLOW Salix discolor PUSSY WILLOW Salix exigua SANDBAR WILLOW Salix humilis PRAIRIE WILLOW Salix nigra BLACK WILLOW Salix pedicellaris hypoglauca BOG WILLOW Salix rigida HEART-LEAVED WILLOW Salsola iberica RUSSIAN THISTLE Sambucus canadensis COMMON ELDER Sanguinaria canadensis BLOODROOT Sanicula canadensis CANADIAN BLACK SNAKEROOT Sanicula gregaria COMMON SNAKEROOT Sanicula marilandica BLACK SNAKEROOT Sanicula trifoliata LARGE-FRUITED BLACK SNAKEROOT Saponaria officinalis BOUNCING BET Saxifraga pensylvanica SWAMP SAXIFRAGE Schizachyrium scoparium LITTLE BLUESTEM Schrankia uncinata CAT-CLAW Scirpus acutus GREAT BULRUSH Scirpus americanus AMERICAN BULRUSH Scirpus atrovirens DARK GREEN RUSH Scirpus cyperinus WOOL GRASS Scirpus fluviatilis RIVER BULRUSH Scirpus micranthus Scirpus pendulus RED BULRUSH Scirpus tabernaemontanii GREAT BULRUSH Scleria verticillata LOW NUT RUSH Scrophularia lanceolata EARLY FIGWORT Scrophularia marilandica LATE FIGWORT Scutellaria galericulata MARSH SKULLCAP Scutellaria lateriflora MAD-DOG SKULLCAP Scutellaria leonardii SMALL SKULLCAP Scutellaria ovata HEART-LEAVED SKULLCAP Scutellaria parvula SMALL SKULLCAP Secale cereale RYE Sedum acre MOSSY STONECROP Sedum purpureum LIVE-FOREVER Selaginella eclipes SMALL CLUBMOSS Senecio aureus GOLDEN RAGWORT Senecio pauperculus BALSAM GROUNDSEL Senecio vulgaris COMMON GROUNDSEL Setaria faberi GIANT FOXTAIL Setaria glauca PIGEON GRASS Setaria italica FOXTAIL MILLET Setaria verticillata BRISTLY FOXTAIL Setaria viridis COMMON FOXTAIL Sicyos angulatus BUR CUCUMBER Silene antirrhina SLEEPY CATCHFLY Silene armeria SWEET WILLIAM CATCHFLY Silene cserei GLAUCOUS CAMPION Silene cucubalus BLACKLER CAMPION Silene nivea SNOW CAMPION Silene stellata STARRY CAMPION Silene virginica FIREPINK Silphium integrifolium WHOLELEAF ROSINWEED Silphium laciniatum COMPASS-PLANT Silphium perfoliatum CUP PLANT Silphium terebinthinaceum DOCK ROSIN-WEED Sisymbrium altissimum TUMBLE MUSTARD Sisymbrium loeselii TALL HEDGE MUSTARD Sisymbrium officinale HEDGE MUSTARD Sisyrinchium albidum BLUE-EYED GRASS Sisyrinchium angustifolium COMMON 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 illinoensis CARRION FLOWER 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 Solanum tuberosum POTATO 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 ohioensis OHIO GOLDENROD Solidago patula ROUGH-LEAF GOLDENROD Solidago ptarmicoides STIFF ASTER Solidago riddellii RIDDELL'S GOLDENROD Solidago rigida RIGID GOLDENROD Solidago speciosa SHOWY GOLDENROD Solidago uliginosa BOG GOLDENROD Solidago ulmifolia ELM-LEAVED GOLDENROD Sonchus arvensis FIELD SOWTHISTLE Sonchus arvensis glabrescens Sonchus asper PRICKLY SOWTHISTLE Sonchus oleraceus COMMON SOWTHISTLE Sorbus aucuparia EUROPEAN MOUNTAIN ASH Sorghastrum nutans INDIAN GRASS Sorghum bicolor BROOM CORN Sparganium chlorocarpum GREEN-FRUITED BURREED Sparganium eurycarpum BURREED Spartina pectinata FRESHWATER CORD GRASS Spergularia media SALT SPURREY Sphenopholis obtusata major WEDGE GRASS Spiraea alba MEADOW-SWEET Spiranthes cernua NODDING LADIES-TRESSES Spiranthes lacera SLENDER LADIES' TRESSES Spiranthes magnicamporum DUNE LADIES' TRESSES Spirodela polyrhiza BIG DUCKWEED Sporobolus asper DROP SEED Sporobolus cryptandrus SAND DROPSEED Sporobolus heterolepis NORTHERN DROP SEED Sporobolus neglectus PUFFSHEATH DROPSEED Sporobolus vaginiflorus NORTHERN RUSH GRASS Stachys palustris homotricha WOUNDWORT Stachys tenuifolia hispida HAIRY HEDGE NETTLE Staphylea trifolia BLADDERNUT Stellaria graminea COMMON STICHWORT Stellaria media COMMON CHICKWEED Stipa comata NEEDLE GRASS Stipa spartea NEEDLE GRASS Stipa viridula FEATHER GRASS Strophostyles leiosperma WILD BEAN Symphoricarpos occidentalis WESTERN SNOWBERRY Symphoricarpos orbiculatus BUCKBRUSH Symplocarpus foetidus SKUNK CABBAGE Taenidia integerrima YELLOW PIMPERNEL Tanacetum vulgare COMMON TANSY Taraxacum officinale COMMON DANDELION Teucrium canadense boreale GRAY GERMANDER Teucrium canadense virginicum AMERICAN GERMANDER Thalictrum dasycarpum PURPLE MEADOW RUE Thalictrum dasycarpum hypoglaucum MEADOW RUE Thalictrum dioicum EARLY MEADOW RUE Thalictrum revolutum WAXY MEADOW RUE Thalictrum thalictroides RUE ANEMONE Thaspium trifoliatum MEADOW PARSNIP Thelesperma gracile Thelypteris noveboracensis NEW YORK FERN Thelypteris palustris pubescens MARSH FERN Thlaspi arvense FIELD PENNY CRESS Thuja occidentalis ARBOR VITAE Thymelaea passerina SPARROW WEED Tilia americana AMERICAN LINDEN Tofieldia glutinosa FALSE ASPHRODEL Torilis japonica HEDGE PARSLEY Toxicodendron radicans POISON IVY Toxicodendron vernix POISON SUMAC Tradescantia ohiensis SPIDERWORT Tradescantia virginiana SPIDERWORT Tragopogon dubius GOAT'S BEARD Tragopogon porrifolius VEGETABLE OYSTER SALSIFY Tragopogon pratensis COMMON GOAT'S BEARD Triadenum fraseri FRASER'S ST. JOHNS-WORT Tribulus terrestris PUNCTURE-WEED Trichostema brachiatum FALSE PENNYROYAL Tridens flavus FALSE RED TOP Trifolium hybridum ALSIKE CLOVER Trifolium pratense RED CLOVER Trifolium repens WHITE CLOVER Triglochin maritima ARROW-GRASS Triglochin palustris ARROW-GRASS Trillium flexipes DECLINED TRILLIUM Trillium grandiflorum LARGE WHITE TRILLIUM Trillium recurvatum RED TRILLIUM Triodanis perfoliata VENUS' LOOKING-GLASS Triosteum aurantiacum EARLY HORSE GENTIAN Triosteum illinoense ILLINOIS HORSE GENTIAN Triosteum perfoliatum LATE HORSE GENTIAN Triticum aestivum BEARDED WHEAT Typha angustifolia NARROW-LEAVED CATTAIL Typha latifolia CATTAIL Ulmus americana AMERICAN ELM Ulmus pumila SIBERIAN ELM Ulmus rubra SLIPPERY ELM Ulmus thomasii CORK ELM Urtica dioica STINGING NETTLE Utricularia intermedia FLAT-LEAVED BLADDERWORT Utricularia vulgaris COMMOM BLADDERWORT Uvularia grandiflora BIG MERRY BELLS Vaccaria pyramidata COW HERB Valeriana edulis ciliata VALERIAN Valeriana officinalis GARDEN HELIOTROPE Vallisneria americana EEL GRASS Verbascum blattaria MOTH MULLEIN Verbascum thapsus WOOLLY MULLEIN Verbena X rydbergii Verbena bracteata CREEEPING VERVAIN Verbena hastata BLUE VERVAIN Verbena simplex NARROW-LEAVED VERVAIN Verbena stricta HOARY VERVAIN Verbena urticifolia WHITE VERVIAN Verbena urticifolia leiocarpa WHITE VERVAIN Verbesina alternifolia WING STEM Vernonia fasciculata COMMON IRONWEED Vernonia gigantea TALL IRON WEED Veronica agrestis SPEEDWELL Veronica americana AMERICAN BROOKLIME Veronica arvensis CORN SPEEDWELL Veronica catenata WATER SPEEDWELL Veronica peregrina PURSLANE SPEEDWELL Veronica serpyllifolia THYME-LEAVED SPEEDWELL Veronicastrum virginicum CULVER'S ROOT Viburnum acerifolium MAPLE-LEAVED ARROWWOOD Viburnum lantana WAYFARING TREE Viburnum lentago NANNYBERRY Viburnum opulus EUROPEAN HIGH-BUSH CRANBERRY Viburnum prunifolium BLACK HAW Viburnum rafinesquianum DOWNY ARROWWOOD Viburnum recognitum SMOOTH ARROWWOOD Vicia americana AMERICAN VETCH Vicia caroliniana WOOD VETCH Vicia sativa nigra NARROW-LEAVED VETCH Vicia villosa WINTER VETCH Vinca minor COMMON PERIWINKLE Viola incognita HAIRY WHITE VIOLET Viola macloskeyi pallens SMOOTH WHITE VIOLET Viola nephrophylla NORTHERN BLUE VIOLET Viola obliqua MARSH BLUE VIOLET Viola pedata BIRDFOOT VIOLET Viola pedatifida PRAIRIE VIOLET Viola pubescens DOWNY YELLOW VIOLET Viola pubescens eriocarpa SMOOTH YELLOW VIOLET Viola sagittata ARROW-LEAVED VIOLET Viola sororia WOOLLY BLUE VIOLET Vitis aestivalis SUMMER GRAPE Vitis cinerea WINTER GRAPE Vitis riparia RIVERVBANK GRAPE Wolffia columbiana COMMON WATERMEAL Xanthium strumarium canadensis COCKLE BUR Xyris torta TWISTED YELLOW-EYED GRASS Zanthoxylum americanum PRICKLY ASH Zea mays CORN Zigadenus venenosus gramineus WHITE CAMASS Zizania aquatica GIANT WILD RICE Zizia aptera HEART-LEAVED MEADOW PARSNIP Zizia aurea GOLDEN ALEXANDERS Zosterella dubia WATER STAR-GRASS