| Abutilon theophrastii |
BUTTONWEED |
| Acalypha gracilens |
SLENDER THREE-SEEDED MERCURY |
| Acalypha ostryaefolia |
THREE-SEEDED MERCURY |
| Acalypha rhomboidea |
THREE-SEEDED MERCURY |
| Acalypha virginica |
THREE-SEEDED MERCURY |
| Acer negundo |
ASH-LEAVED MAPLE |
| Acer saccharinum |
RIVER MAPLE |
| Acer saccharum |
HARD MAPLE |
| Achillea millefolium |
COMMON MILFOIL |
| Actaea pachypoda |
DOLL'S-EYES |
| Adiantum pedatum |
MAIDENHAIR FERN |
| Aesculus glabra |
OHIO BUCKEYE |
| Agalinis aspera |
ROUGH FALSE FOXGLOVE |
| Agalinis gattingeri |
ROUND-STEMMED FALSE FOXGLOVE |
| Agalinis skinneriana |
PALE FALSE FOXGLOVE |
| Agalinis tenuifolia |
SLENDER FALSE FOXGLOVE |
| Agastache nepetoides |
YELLOW GIANT HYSSOP |
| Agrimonia parviflora |
SWAMP AGRIMONY |
| Agrimonia pubescens |
SOFT AGRIMONY |
| Agrimonia rostellata |
WOODLAND 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 |
| Alisma plantago aquatica parviflorum |
COMMON WATER PLANTAIN |
| Allium canadense |
WILD GARLIC |
| Allium vineale |
FIELD GARLIC |
| Alopecurus carolinianus |
ANNUAL FOXTAIL |
| Amaranthus albus |
TUMBLEWEED |
| Amaranthus graecizans |
PROSTRATE AMARANTH |
| Amaranthus hybridus |
GREEN AMARANTH |
| Amaranthus retroflexus |
ROUGH PIGWEED |
| Amaranthus rudis |
TAMARISK WATERHEMP |
| Amaranthus spinosus |
SPINY PIGWEED |
| Amaranthus tuberculatus |
TALL WATERHEMP |
| Ambrosia artemisiifolia |
BITTERWEED |
| Ambrosia bidentata |
LANCELEAF RAGWEED |
| Ambrosia psilostachya |
WESTERN RAGWEED |
| Ambrosia trifida |
BUFFALO WEED |
| Amelanchier arborea |
JUNEBERRY |
| Ammannia coccinea |
LONG-LEAVED AMMANNIA |
| Amorpha canescens |
LEAD PLANT |
| Amorpha fruticosa |
FALSE INDIGO BUSH |
| Ampelopsis cordata |
RACCOON GRAPE |
| Amphicarpa bracteata |
HOG PEANUT |
| Amsonia tabernaemontana |
BLUE STAR |
| Andropogon gerardii |
BIG BLUESTEM |
| Andropogon virginicus |
BROOM SEDGE |
| Androsace occidentalis |
ANDROSACE |
| Anemone canadensis |
MEADOW ANEMONE |
| Anemone caroliniana |
CAROLINA ANEMONE |
| Anemone cylindrica |
CANDLE ANEMONE |
| Anemone virginiana |
TALL ANEMONE |
| Antennaria neglecta |
CAT'S FOOT |
| Antennaria plantaginifolia |
EVERLASTING |
| Antennaria plantaginifolia ambigens |
EVERLASTING |
| Anthemis cotula |
DOG FENNEL |
| Apios americana |
GROUNDNUT |
| Apocynum cannabinum |
DOGBANE |
| Apocynum sibiricum |
INDIAN HEMP |
| Aquilegia canadensis |
COLUMBINE |
| Arabis canadensis |
SICKLEPOD |
| Arabis laevigata |
SMOOTH ROCK CRESS |
| Arabis shortii |
TOOTHED CRESS |
| Aralia racemosa |
AMERICAN SPIKENARD |
| Arctium minus |
COMMON BURDOCK |
| Arisaema dracontium |
GREEN DRAGON |
| Arisaema triphyllum |
INDIAN TURNIP |
| Aristida longespica |
THREE AWN |
| Aristida oligantha |
PLAINS THREE AWN GRASS |
| Artemisia annua |
ANNUAL WORMWOOD |
| Artemisia ludoviciana |
LOUISIANA SAGEBRUSH |
| Aruncus dioicus |
GOAT'S-BEARD |
| Asarum canadense reflexum |
CANADA WILD GINGER |
| Asclepias amplexicaulis |
SAND MILKWEED |
| Asclepias exaltata |
POKE MILKWEED |
| Asclepias hirtella |
TALL GREEN MILKWEED |
| Asclepias incarnata |
SWAMP MILKWEED |
| Asclepias purpurascens |
PURPLE MILKWEED |
| Asclepias quadrifolia |
WHORLED MILKWEED |
| Asclepias stenophylla |
NARROW-LEAVED GREEN MILKWEED |
| Asclepias syriaca |
COMMON MILKWEED |
| Asclepias verticillata |
HORSETAIL MILKWEED |
| Asclepias viridiflora |
GREEN MILKWEED |
| Asimina triloba |
BANANA TREE |
| Asparagus officinalis |
GARDEN ASPARAGUS |
| Asplenium platyneuron |
EBONY SPLEENWORT |
| Asplenium rhizophyllum |
WALKING FERN |
| Aster anomalus |
BLUE ASTER |
| Aster azureus |
AZURE ASTER |
| Aster cordifolius |
BLUEWOOD ASTER |
| Aster drummondii |
DRUMMOND'S ASTER |
| Aster ericoides |
HEATH ASTER |
| Aster ericoides prostratus |
HEATH ASTER |
| Aster lateriflorus |
SIDE-FLOWERED ASTER |
| Aster novae-angliae |
NEW ENGLAND ASTER |
| Aster ontarionis |
ONTARIO ASTER |
| Aster parviceps |
ASTER |
| Aster pilosus |
HAIRY ASTER |
| Aster sagittifolius |
ARROW ASTER |
| Aster shortii |
SHORT'S ASTER |
| Aster simplex |
PANICLED ASTER |
| Aster turbinellus |
ASTER |
| Aster vimineus |
FROST FLOWER |
| Astragalus distortus |
BENT MILK VETCH |
| Athyrium angustum |
LADY FERN |
| Athyrium thelypterioides |
SILVERY SPLEENWORT |
| Aureolaria grandiflora pulchra |
YELLOW FALSE FOXGLOVE |
| Azolla mexicana |
MEXICAN AZOLLA |
| Barbarea vulgaris arcuata |
WINTER CRESS |
| Belamcanda chinensis |
BLACKBERRY LILLY |
| Besseya bullii |
KITTEN TAILS |
| Betula nigra |
RED BIRCH |
| Bidens aristosa |
SWAMP MARIGOLD |
| Bidens aristosa retrorsa |
|
| Bidens bipinnata |
SPANISH NEEDLES |
| Bidens cernua |
NODDING BEGGAR-TICKS |
| Bidens connata |
PURPLESTEM BEGGAR-TICKS |
| Bidens discoidea |
STICKTIGHT |
| Bidens frondosa |
COMMON BEGGAR-TICKS |
| Bidens tripartita |
BEGGARTICK |
| Blephilia ciliata |
PAGODA PLANT |
| Blephilia hirsuta |
PAGODA PLANT |
| Boehmeria cylindrica |
FALSE NETTLE |
| Boltonia asteroides |
FALSE ASTER |
| Boltonia decurrens |
FALSE ASTER |
| Botrychium virginianum |
RATTLESNAKE FERN |
| Bouteloua curtipendula |
MESQUITE GRASS |
| Brachyelytrum erectum |
LONG-AWNED WOOD GRASS |
| Brassica juncea |
CHINESE MUSTARD |
| Brassica nigra |
BLACK MUSTARD |
| Brickellia eupatorioides |
FALSE BONESET |
| Bromus ciliatus |
CANADA BROME GRASS |
| Bromus commutatus |
HAIRY BROME |
| Bromus inermis |
AWNLESS BROME GRASS |
| Bromus pubescens |
CANADA BROME GRASS |
| Bromus secalinus |
CHEAT |
| Bromus tectorum |
CHEAT GRASS BROME |
| Buchnera americana |
BLUE HEARTS |
| Buglossoides arvense |
CORN GROMWELL |
| Cacalia atriplicifolia |
PALE INDIAN PLANTAIN |
| Calamagrostis canadensis |
BLUEJOINT GRASS |
| Calystegia sepium americana |
AMERICAN BINDWEED |
| Camassia scilloides |
WILD HYACINTH |
| Campanula americana |
AMERICAN BELLFLOWER |
| Campsis radicans |
TRUMPET CREEPER |
| Cannabis sativa |
HASHISH |
| Capsella bursa-pastoris |
SHEPERD'S-PURSE |
| Cardamine parviflora arenicola |
SMALL-FLOWERED BITTER CRESS |
| Carex annectens |
|
| Carex annectens xanthocarpa |
SEDGE |
| Carex artitecta |
SEDGE |
| Carex bicknellii |
BICKNELL SEDGE |
| Carex blanda |
WOODLAND SEDGE |
| Carex brevior |
FESCUE SEDGE |
| Carex cephalophora |
|
| Carex cristatella |
SEDGE |
| Carex crus-corvi |
SEDGE |
| Carex davisii |
DAVIS SEDGE |
| Carex festucacea |
SEDGE |
| Carex frankii |
SEDGE |
| Carex gravida |
HEAVY SEDGE |
| Carex grayi |
BUR SEDGE |
| Carex grisea |
SEDGE |
| Carex hirsutella |
SEDGE |
| Carex hyalinolepis |
SEDGE |
| Carex laeviconica |
SEDGE |
| Carex lupuliformis |
SEDGE |
| Carex lurida |
SEDGE |
| Carex muhlenbergii |
|
| Carex muskingumensis |
SEDGE |
| Carex normalis |
SEDGE |
| Carex pensylvanica |
PENNSYLVANIA SEDGE |
| Carex rosea |
|
| Carex scoparia |
BROOM SEDGE |
| Carex shortiana |
SEDGE |
| Carex stricta |
TUSSOCK SEDGE |
| Carex swanii |
SAVANNA SEDGE |
| Carex tenera |
SEDGE |
| Carex tetanica |
SEDGE |
| Carex tribuloides |
SEDGE |
| Carex typhina |
SEDGE |
| Carex vulpinoidea |
FOX SEDGE |
| Carpinus caroliniana |
AMERICAN HORNBEAM |
| Carya cordiformis |
BITTERNUT HICKORY |
| Carya glabra |
PIGNUT HICKORY |
| Carya illinoensis |
PECAN |
| Carya laciniosa |
BIG SHELLBARK |
| Carya ovalis |
FALSE SHAGBARK HICKORY |
| Carya ovata |
SCALY-BARK HICKORY |
| Carya texana |
BLACK HICKORY |
| Carya tomentosa |
MOCKERNUT HICKORY |
| Cassia fasciculata |
GOLDEN CASSIA |
| Cassia nictitans |
WILD SENSITIVE PLANT |
| Catalpa speciosa |
CIGAR TREE |
| Ceanothus americanus |
NEW JERSEY TEA |
| Celastrus scandens |
BITTERSWEET |
| Celtis laevigata |
SUGARBERRY |
| Celtis occidentalis |
HACKBERRY |
| Celtis occidentalis canina |
HACKBERRY |
| Cenchrus longispinus |
MAT SANDBUR |
| Cephalanthus occidentalis |
BUTTONBUSH |
| Cerastium arvense |
FIELD CHICKWEED |
| Cerastium nutans |
NODDING MOUSE-EAR CHICKWEED |
| Cerastium vulgatum |
COMMON MOUSE-EAR CHICKWEED |
| Cercis canadensis |
EASTERN REDBUD |
| Chaenorrhinum minus |
DWARF SNAPDRAGON |
| Chaerophyllum procumbens |
WILD CHERVIL |
| Chamaemelum nobilis |
GARDEN CHAMOMILE |
| Chamaesyce humistrata |
MILK SPURGE |
| Chamaesyce maculata |
NODDING SPURGE |
| Chamaesyce supina |
MILK SPURGE |
| Cheilanthes feei |
BABY LIP FERN |
| Chenopodium album |
LAMB'S QUARTERS |
| Chenopodium ambrosioides |
AMERICAN WORMSEED |
| Chenopodium desiccatum leptophylloides |
NARROW-LEAVED GOOSEFOOT |
| Chenopodium gigantospermum |
MAPLE-LEAVED GOOSEFOOT |
| Chenopodium standleyanum |
GOOSEFOOT |
| Cichorium intybus |
BLUE SAILORS |
| Cicuta maculata |
WATER HEMLOCK |
| Cinna arundinacea |
STOUTWOOD REED |
| Cirsium altissimum |
TALL THISTLE |
| Cirsium discolor |
FIELD THISTLE |
| Cirsium vulgare |
BULL THISTLE |
| Claytonia virginica |
SPRING BEAUTY |
| Clematis pitcheri |
LEATHER FLOWER |
| Clematis virginiana |
VIRGIN'S BOWER |
| Commelina communis |
COMMON DAY FLOWER |
| Commelina erecta |
DAY FLOWER |
| Conium maculatum |
POISON HEMLOCK |
| Convolvulus arvensis |
FIELD BINDWEED |
| Conyza canadensis |
HORSEWEED |
| Conyza ramosissima |
DWARF FLEABANE |
| Coreopsis tripteris |
TALL COREOPSIS |
| Cornus alternifolia |
ALTERNATE-LEAVED DOGWOOD |
| Cornus drummondii |
ROUGH-LEAVED DOGWOOD |
| Cornus florida |
FLOWERING DOGWOOD |
| Cornus obliqua |
PALE DOGWOOD |
| Cornus racemosa |
GRAY DOGWOOD |
| Cornus stolonifera |
RED OSIER DOGWOOD |
| Corydalis flavula |
PALE CORYDALIS |
| Corydalis micrantha |
SLENDER CORYDALIS |
| Corylus americana |
AMERICAN FILBERT |
| Crataegus mollis |
RED HAW |
| Crataegus viridis |
GREEN THORN |
| Croton capitatus |
CAPITATE CROTON |
| Croton glandulosus septentrionalis |
SAND CROTON |
| Croton monanthogynus |
CROTON |
| Cryptotaenia canadensis |
HONEWORT |
| Cunila origanoides |
DITTANY |
| Cuphea viscosissima |
BLUE WAXWEED |
| Cuscuta cuspidata |
DODDER |
| Cuscuta glomerata |
DODDER |
| Cuscuta gronovii |
DODDER |
| Cuscuta indecora |
DODDER |
| Cycloloma atriplicifolium |
TUMBLE RINGWING |
| Cynanchum laeve |
BLUE VINE |
| Cynoglossum officinale |
COMMON HOUND'S TONGUE |
| Cyperus acuminatus |
TAPERLEAF FLAT SEDGE |
| Cyperus esculentus |
CHUFA |
| Cyperus ferruginescens |
SLENDER FLATSEDGE |
| Cyperus ovularis |
HEDGEHOG CLUB RUSH |
| Cyperus rivularis |
BROOK FLAT SEDGE |
| Cyperus schweinitzii |
SCHWEINITZ FLATSEDGE |
| Cyperus strigosus |
STRAW COLORED FLATSEDGE |
| Cypripedium pubescens |
LG. YELLOW LADY-SLIPPER ORCHID |
| Cystopteris X tennesseensis |
TENNESSEE 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 |
| Dasistoma macrophylla |
MULLEIN FOXGLOVE |
| Datura stramonium |
JIMSONWEED |
| Daucus carota |
QUEEN-ANNE'S-LACE |
| Delphinium carolinianum crispum |
WILD BLUE LARKSPUR |
| Delphinium tricorne |
DWARF LARKSPUR |
| Dentaria laciniata |
PEPPER-ROOT |
| Descurainia pinnata brachycarpa |
TANSY MUSTARD |
| Desmanthus illinoensis |
ILLINOIS BUNDLEFLOWER |
| Desmodium canadense |
SHOWY TICK TREFOIL |
| Desmodium canescens |
HOARY TICK TREFOIL |
| Desmodium ciliare |
HAIRY TICK TREFOIL |
| Desmodium cuspidatum |
TICK TREFOIL |
| Desmodium glabellum |
TICK TREFOIL |
| Desmodium glutinosum |
BEGGAR'S LICE |
| Desmodium illinoense |
ILLINOIS TICK TREFOIL |
| Desmodium laevigatum |
GLAUCOUS TICK TREFOIL |
| Desmodium nudiflorum |
BARE-STEMMED TICK TREFOIL |
| Desmodium nuttallii |
NUTTALL'S TICK TREFOIL |
| Desmodium obtusum |
STIFF TICK TREFOIL |
| Desmodium paniculatum |
PANICLED TICK TREFOIL |
| Desmodium sessilifolium |
SESSILE-LEAVED TICKTREFOIL |
| Dianthus armeria |
DEPTFORD PINK |
| Dicentra cucullaria |
DUTCHMAN'S-BREECHES |
| Dichanthelium acuminatum fasciculatum |
PANIC GRASS |
| Dichanthelium acuminatum lindheimeri |
PANIC GRASS |
| Dichanthelium boscii |
|
| Dichanthelium clandestinum |
BROAD-LEAVED PANIC GRASS |
| Dichanthelium latifolium |
|
| Dichanthelium oligosanthes scribnerianum |
SCRIBNER'S PANIC GRASS |
| Didiplis diandra |
WATER PURSLANE |
| Digitaria ischaemum |
SMOOTH CRAB GRASS |
| Digitaria sanguinalis |
HAIRY CRAB GRASS |
| Diodia teres |
POORJOE |
| Dioscorea villosa |
WILD YAM |
| Diospyros virginiana |
PERSIMMON |
| Dodecatheon amethystinum |
JEWELED SHOOTING-STAR |
| Dodecatheon meadia |
SHOOTING STAR |
| Draba reptans |
WHITLOW GRASS |
| 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 |
| Eclipta prostrata |
YERBA DE TAJO |
| Eleocharis erythropoda |
|
| Eleusine indica |
GOOSE GRASS |
| Ellisia nyctelea |
AUNT LUCY |
| Elymus canadensis |
CANADA WILD RYE |
| Elymus hystrix |
BOTTLEBRUSH GRASS |
| Elymus villosus |
HAIRY WILD RYE |
| Elymus virginicus |
LYME GRASS |
| Equisetum X ferrissii |
INTERMEDIATE SCOURING RUSH |
| Equisetum arvense |
COMMON HORSETAIL |
| Equisetum hyemale affine |
SCOURING RUSH |
| Equisetum laevigatum |
SMOOTH SCOURING RUSH |
| Eragrostis capillaris |
LACE GRASS |
| Eragrostis cilianensis |
STINK GRASS |
| Eragrostis frankii |
SANDBAR LOVE GRASS |
| Eragrostis hypnoides |
CREEPING LOVE GRASS |
| Eragrostis pectinacea |
CAROLINA LOVE GRASS |
| Eragrostis spectabilis |
PURPLE LOVE GRASS |
| Eragrostis trichodes |
ICE CREAM GRASS |
| Erechtites hieracifolia |
FIRE WEED |
| Erigeron annuus |
ANNUAL FLEABANE |
| Erigeron philadelphicus |
MARSH FLEABANE |
| Erigeron pulchellus |
ROBIN'S PLANTAIN |
| Erigeron strigosus |
DAISY FLEABANE |
| 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 |
| Eupatorium sessilifolium |
UPLAND BONESET |
| Euphorbia corollata |
FLOWERING SPURGE |
| Euphorbia marginata |
SNOW-ON-THE-MOUNTAIN |
| Euthamia graminifolia |
GRASSLEAF GOLDENROD |
| Euthamia gymnospermoides |
GRASSLEAF GOLDENROD |
| Fagopyrum esculentum |
BUCKWHEAT |
| Festuca pratensis |
ENGLISH BLUEGRASS |
| Fimbristylis autumnalis |
AUTUMN SEDGE |
| Forestiera acuminata |
SWAMP PRIVET |
| Fragaria americana |
HILLSIDE STRAWBERRY |
| Fragaria virginiana |
WILD STRAWBERRY |
| Fraxinus americana |
WHITE ASH |
| Fraxinus pennsylvanica |
GREEN ASH |
| Fraxinus quadrangulata |
BLUE ASH |
| Froelichia floridana campestris |
COTTONWEED |
| Froelichia gracilis |
COTTONWEED |
| Galearis spectabilis |
SHOWY ORCHIS |
| Galium aparine |
ANNUAL BEDSTRAW |
| Galium circaezans |
WILD LICORICE |
| Galium concinnum |
SHINING BEDSTRAW |
| Galium obtusum |
WILD MADDER |
| Galium triflorum |
SWEET-SCENTED BEDSTRAW |
| Gaura biennis |
BUTTERFLY-WEED |
| Gaura parviflora |
SMALL-FLOWERED GAURA |
| Geranium carolinianum |
WILD CRANESBILL |
| Geranium maculatum |
WILD GERANIUM |
| Geum canadense |
WHITE AVENS |
| Glandularia canadensis |
ROSE VERBENA |
| Glechoma hederacea micrantha |
GROUND IVY |
| Gleditsia triacanthos |
HONEY LOCUST |
| Glyceria septentrionalis |
FLOATING MANNA GRASS |
| Glyceria striata |
FOWL MANNA GRASS |
| Glycine max |
SOYBEAN |
| Gnaphalium obtusifolium |
CATFOOT |
| Gratiola neglecta |
CLAMMY HEDGE HYSSOP |
| Gratiola virginiana |
ROUND-FRUITED HEDGE HYSSOP |
| Gymnocladus dioicus |
KENTUCKY COFFEETREE |
| Hackelia virginiana |
STICKSEED |
| Hedeoma hispida |
ROUGH PENNYROYAL |
| Hedeoma pulegioides |
AMERICAN PENNYROYAL |
| Helenium amarum |
ROCK BITTERWEED |
| Helenium autumnale |
AUTUMN SNEEZEWEED |
| Helianthus annuus |
COMMON SUNFLOWER |
| Helianthus decapetalus |
PALE SUNFLOWER |
| Helianthus divaricatus |
DIVERGENT SUNFLOWER |
| Helianthus grosseserratus |
SAWTOOTH SUNFLOWER |
| Helianthus mollis |
ASHY SUNFLOWER |
| Helianthus petiolaris |
KANSAS SUNFLOWER |
| Helianthus rigidus |
PRAIRIE SUNFLOWER |
| Helianthus strumosus |
PALE-LEAVED SUNFLOWER |
| Helianthus tuberosus subcanescens |
JERUSALEM ARTICHOKE |
| Heliopsis helianthoides |
FALSE SUNFLOWER |
| Heliotropium indicum |
INDIAN HELIOTROPE |
| Hemerocallis fulva |
DAY LILY |
| Hepatica nobilis acuta |
SHARP-LOBED HEPATICA |
| Heracleum lanatum |
COW PARSNIP |
| Heterotheca camporum |
GOLDEN ASTER |
| Heuchera americana hirsuticaulis |
TALL ALUMROOT |
| Heuchera richardsonii grayana |
PRAIRIE ALUMROOT |
| Hibiscus laevis |
HALBERD-LEAVED ROSE MALLOW |
| Hibiscus trionum |
FLOWER-OF-AN-HOUR |
| Hieracium gronovii |
HAIRY HAWKWEED |
| Hieracium longipilum |
HAIRY HAWKWEED |
| Hordeum jubatum |
FOX-TAIL BARLEY |
| Hordeum pusillum |
LITTLE BARLEY |
| Humulus lupulus |
COMMON HOPS |
| Hydrangea arborescens |
WILD HYDRANGEA |
| Hydrastis canadensis |
GOLDEN SEAL |
| Hydrophyllum appendiculatum |
GREAT WATERLEAF |
| Hydrophyllum virginianum |
VIRGINIA WATERLEAF |
| 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 |
| Hypericum sphaerocarpum turgidum |
ROUND-FRUITED ST. JOHNS-WORT |
| Hypoxis hirsuta |
COMMON GOLDSTARGRASS |
| Ilex decidua |
SWAMP HOLLY |
| Impatiens capensis |
JEWELWEED |
| Impatiens pallida |
PALE TOUCH-ME-NOT |
| Ipomoea hederacea |
IVY-LEAVED MORNING GLORY |
| Ipomoea lacunosa |
SMALL WHITE MORNING-GLORY |
| Ipomoea pandurata |
WILD SWEET POTATO VINE |
| Iris shrevei |
SOUTHERN BLUE FLAG |
| Isoetes melanopoda |
BLACK QUILLWORT |
| Isopyrum biternatum |
FALSE RUE ANEMONE |
| Iva annua |
MARSH ELDER |
| Juglans cinerea |
BUTTERNUT |
| Juglans nigra |
BLACK WALNUT |
| Juncus acuminatus |
KNOTTY-LEAVED RUSH |
| Juncus interior |
INLAND RUSH |
| Juncus tenuis |
PATH RUSH |
| Juniperus virginiana |
EASTERN RED CEDAR |
| Koeleria macrantha |
CRESTED HAIR GRASS |
| Krigia biflora |
FALSE DANDELOIN |
| Kummerowia stipulacea |
KOREAN CLOVER |
| Lactuca canadensis |
CANADA LETTUCE |
| Lactuca floridana |
BLUE LETTUCE |
| Lactuca saligna |
WILLOW-LEAVED LETTUCE |
| Lactuca serriola |
COMPASS PLANT |
| Lechea tenuifolia |
NARROW-LEAVED PINWEED |
| Lechea villosa |
HAIRY PINWEED |
| Leersia lenticularis |
CATCHFLY GRASS |
| Leersia oryzoides |
RICE CUTGRASS |
| Leersia virginica |
WHITE GRASS |
| Lemna minor |
COMMON DUCKWEED |
| Leonurus cardiaca |
MOTHERWORT |
| Lepidium campestre |
FIELD CRESS |
| Lepidium densiflorum |
PEPPERGRASS |
| Lepidium virginicum |
COMMON PEPPERGRASS |
| Leptochloa fascicularis |
BEARDED SPRANGLE TOP |
| Leptochloa panicoides |
SALT MEADOW GRASS |
| Leptoloma cognatum |
FALL WITCH GRASS |
| Lespedeza capitata |
BUSH CLOVER |
| Lespedeza violacea |
VIOLET BUSH CLOVER |
| Lespedeza virginica |
SLENDER BUSH CLOVER |
| Leucospora multifida |
|
| Liatris aspera |
ROUGH BLAZING STAR |
| Liatris pycnostachya |
BUTTON SNAKEROOT |
| Liatris scariosa nieuwlandii |
BLAZING-STAR |
| Lilium michiganense |
MICHIGAN LILY |
| Linaria vulgaris |
BUTTER-AND-EGGS |
| Lindernia dubia |
FALSE PIMPERNEL |
| Lindernia dubia anagallidea |
SLENDER FALSE PIMPERNEL |
| Linum medium texanum |
SMALL YELLOW FLAX |
| Linum sulcatum |
GROOVED YELLOW FLAX |
| Lithospermum canescens |
HOARY PUCCOON |
| Lithospermum incisum |
YELLOW PUCCOON |
| Lobelia cardinalis |
CARDINAL-FLOWER |
| Lobelia inflata |
INDIAN TOBACCO |
| Lobelia siphilitica |
BLUE CARDINAL-FLOWER |
| Lobelia spicata |
SPIKED LOBELIA |
| Ludwigia alternifolia |
SEEDBOX |
| Ludwigia palustris americana |
MARSH PURSLANE |
| Ludwigia peploides glabrescens |
CREEPING PRIMROSE WILLOW |
| Ludwigia polycarpa |
FALSE LOOSESTRIFE |
| Lychnis alba |
EVENING CAMPION |
| Lycopus americanus |
COMMON WATER HOREHOUND |
| Lycopus virginicus |
BUGLE WEED |
| Lysimachia ciliata |
FRINGED LOOSESTRIFE |
| Lysimachia hybrida |
LOOSESTRIFE |
| Lysimachia lanceolata |
LANCE-LEAVED LOOSESTRIFE |
| Lysimachia nummularia |
MONEYWORT |
| Lythrum alatum |
WINGED LOOSESTRIFE |
| Maclura pomifera |
HEDGE APPLE |
| Malus ioensis |
IOWA CRAB APPLE |
| Malva neglecta |
CHEESES |
| Marrubium vulgare |
COMMON HOREHOUND |
| Matricaria matricarioides |
PINEAPPLE WEED |
| Medicago lupulina |
BLACK MEDIC |
| Medicago sativa |
ALFALFA |
| Melica nitens |
THREE-FLOWERED MELIC GRASS |
| Melilotus alba |
WHITE SWEET CLOVER |
| Melilotus officinalis |
YELLOW SWEET CLOVER |
| Menispermum canadense |
MOONSEED |
| Mentha arvensis villosa |
FIELD MINT |
| Mentha spicata |
SPEARMINT |
| Mentzelia oligosperma |
STICKLEAF |
| Mertensia virginica |
BLUEBELLS |
| Mimulus alatus |
WINGED MONKEY FLOWER |
| Mimulus ringens |
MONKEY FLOWER |
| Mirabilis nyctaginea |
WILD FOUR-O'CLOCK |
| Mollugo verticillatus |
CARPETWEED |
| Monarda bradburiana |
MONARDA |
| Monarda clinopodia |
BEE BALM |
| Monarda fistulosa |
WILD BERGAMOT |
| Monarda punctata villicaulis |
HORSEMINT |
| 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 tenuiflora |
SLENDER MUHLY |
| Myosurus minimus |
MOUSETAIL |
| Myriophyllum pinnatum |
ROUGH WATER MILFOIL |
| Myriophyllum verticillatum pectinatum |
WHORLED WATER MILFOIL |
| Nelumbo lutea |
AMERICAN LOTUS |
| Nepeta cataria |
CATNIP |
| Oenothera biennis |
EVENING PRIMROSE |
| Oenothera laciniata |
RAGGED EVENING PRIMROSE |
| Oenothera rhombipetala |
SAND PRIMROSE |
| Onosmodium hispidissimum |
MARBLESEED |
| Opuntia humifusa |
PRICKLY-PEAR |
| Orobanche uniflora |
CANCER-ROOT |
| Osmorhiza longistylis |
ANISE-ROOT |
| Osmunda claytoniana |
INTERRUPTED FERN |
| Ostrya virginiana |
HOP HORNBEAM |
| Oxalis dillenii |
YELLOW WOOD SORREL |
| Oxalis stricta |
YELLOW WOOD SORREL |
| Oxalis violacea |
PURPLE OXALIS |
| Panax quinquefolius |
GINSENG |
| Panicum anceps |
PANIC GRASS |
| Panicum capillare |
WITCH GRASS |
| Panicum capillare occidentale |
WITCH GRASS |
| Panicum dichotomiflorum |
FALL PANICUM |
| Panicum rigidulum |
MUNRO GRASS |
| Panicum virgatum |
PRAIRIE SWITCHGRASS |
| Parietaria pensylvanica |
PENNSYLVANIA PELLITORY |
| Paronychia fastigiata |
FORKED CHICKWEED |
| Parthenium integrifolium |
AMERICAN FEVERFEW |
| Parthenocissus quinquefolia |
VIRGINIA CREEPER |
| Paspalum ciliatifolium |
BEADGRASS |
| Paspalum fluitans |
SWAMP BEADGRASS |
| Passiflora lutea glabriflora |
SMALL PASION-FLOWER |
| Pastinaca sativa |
PARSNIP |
| Pedicularis canadensis |
LOUSEWORT |
| Pellaea atropurpurea |
PURPLE CLIFFBRAKE |
| Pellaea glabella |
PURPLE CLIFFBRAKE |
| Penstemon calycosus |
SMOOTH BEARD-TONGUE |
| Penstemon digitalis |
FOXGLOVE BEARD-TONGUE |
| Penstemon hirsutus |
HAIRY BEARD-TONGUE |
| Penstemon pallidus |
PALE BEARD-TONGUE |
| Penthorum sedoides |
DITCH STONECROP |
| Perilla frutescens |
BEEFSTEAK PLANT |
| Phalaris arundinacea |
REED CANARY GRASS |
| Phegopteris hexagonoptera |
BROAD BEECH FERN |
| Phleum pratense |
TIMOTHY |
| Phlox divaricata laphamii |
BLUE PHLOX |
| Phlox paniculata |
GARDEN PHLOX |
| Phryma leptostachya |
LOPSEED |
| Phyla lanceolata |
FOG-FRUIT |
| Physalis heterophylla |
GROUND CHERRY |
| Physalis pruinosa |
GROUND CHERRY |
| Physalis pubescens |
ANNUAL GROUND CHERRY |
| Physalis subglabrata |
SMOOTH GROUND CHERRY |
| Physalis virginiana |
GROUND CHERRY |
| Physostegia angustifolia |
NARROW-LEAVED FALSE DRAGONHEAD |
| Physostegia speciosa |
FALSE DRAGONHEAD |
| Physostegia virginiana |
FALSE DRAGONHEAD |
| Phytolacca americana |
POKEWEED |
| Pilea pumila |
CANADA CLEARWEED |
| Plantago aristata |
BRACTED PLANTAIN |
| Plantago lanceolata |
BUCKHORN |
| Plantago rugelii |
RED-STALKED PLANTAIN |
| Plantago virginica |
DWARF PLANTAIN |
| Platanus occidentalis |
BUTTONWOOD |
| Poa annua |
ANNUAL BLUEGRASS |
| Poa compressa |
CANADIAN BLUEGRASS |
| Poa pratensis |
KENTUCKY BLUEGRASS |
| Poa sylvestris |
WOODLAND BLUEGRASS |
| Podophyllum peltatum |
MAYAPPLE |
| Poinsettia cyanthophora |
WILD POINSETTIA |
| Poinsettia dentata |
WILD POINSETTIA |
| Polanisia dodecandra |
CLAMMYWEED |
| Polanisia dodecandra trachysperma |
CLAMMYWEED |
| Polemonium reptans |
JACOB'S-LADDER |
| Polygala sanguinea |
FIELD MILKWORT |
| Polygala verticillata |
WHORLED MILKWORT |
| Polygonatum commutatum |
GREAT SOLOMON SEAL |
| Polygonum amphibium |
WATER SMARTWEED |
| Polygonum arenastrum |
KNOTWEED |
| Polygonum convolvulus |
BLACK BIRDWEED |
| Polygonum cristatum |
COPSE BINDWEED |
| 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 |
| Polystichum acrostichoides |
CHRISTMAS FERN |
| Populus alba |
WHITE POPLAR |
| Populus deltoides |
EASTERN COTTONWOOD |
| Portulaca oleracea |
PURSLANE |
| Potamogeton diversifolius |
WATERTHREAD PONDWEED |
| Potamogeton foliosus |
LEAFY PONDWEED |
| Potamogeton pectinatus |
COMB PONDWEED |
| Potamogeton pusillus |
BABY PONDWEED |
| Potentilla norvegica |
ROUGH CINQUEFOIL |
| Potentilla recta |
SULFUR CINQUEFOIL |
| Potentilla simplex |
COMMON CINQUEFOIL |
| Prunella vulgaris elongata |
SELF-HEAL |
| Prunus americana |
AMERICAN PLUM |
| Prunus americana lanata |
WILD PLUM |
| Prunus hortulana |
WILD GOOSE PLUM |
| Prunus nigra |
CANADA PLUM |
| Prunus persica |
PEACH |
| Prunus serotina |
WILD BLACK CHERRY |
| Prunus virginiana |
COMMON CHOKECHERRY |
| Psoralea onobrychis |
FRENCH GRASS |
| Psoralea tenuiflora |
SCURF-PEA |
| Ptelea trifoliata |
WAFER ASH |
| Pycnanthemum pilosum |
HAIRY MOUNTAIN MINT |
| Pycnanthemum tenuifolium |
SLENDER MOUNTAIN MINT |
| Pycnanthemum virginianum |
COMMON MOUNTAIN MINT |
| Pyrrhopappus carolinianus |
FALSE DANDELION |
| Quercus alba |
WHITE OAK |
| Quercus imbricaria |
JACK OAK |
| Quercus lyrata |
OVERCUP OAK |
| Quercus macrocarpa |
BURR OAK |
| Quercus marilandica |
BLACKJACK OAK |
| Quercus palustris |
PIN OAK |
| Quercus prinoides acuminata |
CHINKAPIN OAK |
| Quercus rubra |
NORTHERN RED OAK |
| Quercus stellata |
POST OAK |
| Quercus velutina |
BLACK OAK |
| Ranunculus abortivus |
LITTLE-LEAF BUTTERCUP |
| Ranunculus hispidus |
BRISTLY BUTTERCUP |
| Ranunculus recurvatus |
HOOKED BUTTERCUP |
| Ranunculus sceleratus |
CURSED CROWFOOT |
| Ranunculus septentrionalis |
SWAMP BUTTERCUP |
| Ratibida pinnata |
DROOPING CONEFLOWER |
| Rhamnus lanceolata |
LANCE-LEAVED BUCKTHORN |
| Rhus aromatica |
AROMATIC SUMAC |
| Rhus aromatica arenaria |
BEACH SUMAC |
| Rhus copallina |
DWARF SUMAC |
| Rhus glabra |
SMOOTH SUMAC |
| Ribes americanum |
WILD BLACK CURRENT |
| Ribes missouriense |
MISSOURI GOOSEBERRY |
| Robinia pseudoacacia |
BLACK LOCUST |
| Rorippa islandica fernaldiana |
MARSH YELLOW CRESS |
| Rorippa sessiliflora |
SESSILE-FLOWERED CRESS |
| Rosa blanda |
MEADOW ROSE |
| Rosa carolina |
PASTURE ROSE |
| Rosa multiflora |
JAPANESE ROSE |
| Rosa setigera |
ILLINOIS ROSE |
| Rotala ramosior |
TOOTH-CUP |
| Rubus allegheniensis |
COMMON BLACKBERRY |
| Rubus argutus |
HIGHBUSH BLACKBERRY |
| Rubus flagellaris |
DEWBERRY |
| Rubus frondosus |
BLACKBERRY |
| Rubus hispidus |
SWAMPY DEWBERRY |
| Rubus idaeus |
CULTIVATED RASPBERRY |
| Rubus occidentalis |
BLACK RASPBERRY |
| Rubus pensylvanicus |
BLACKBERRY |
| Rudbeckia hirta |
BLACK-EYED SUSAN |
| Rudbeckia laciniata |
CUTLEAF CONEFLOWER |
| Rudbeckia subtomentosa |
FRAGRANT CONEFLOWER |
| Rudbeckia triloba |
BROWN-EYED SUSAN |
| Ruellia humilis |
HAIRY RUELLIA |
| Ruellia strepens |
SMOOTH RUELLIA |
| Rumex acetosella |
COMMON SORREL |
| Rumex altissimus |
PALE DOCK |
| Rumex crispus |
CURLY DOCK |
| Rumex obtusifolius |
BITTER DOCK |
| Rumex verticillatus |
SWAMP DOCK |
| Sabatia angularis |
MARSH PINK |
| Sagittaria brevirostra |
ARROWLEAF |
| Sagittaria graminea |
GRASS-LEAVED ARROWHEAD |
| Sagittaria latifolia |
ARROWHEAD |
| Salix amygdaloides |
PEACH-LEAVED WILLOW |
| Salix exigua |
SANDBAR WILLOW |
| Salix fragilis |
BRITTLE WILLOW |
| Salix humilis |
PRAIRIE WILLOW |
| Salix nigra |
BLACK WILLOW |
| Salix rigida |
HEART-LEAVED WILLOW |
| Sambucus canadensis |
COMMON ELDER |
| Samolus valerandii |
BROOKWEED |
| Sanguinaria canadensis |
BLOODROOT |
| Sanicula canadensis |
CANADIAN BLACK SNAKEROOT |
| Sanicula gregaria |
COMMON SNAKEROOT |
| Saponaria officinalis |
BOUNCING BET |
| Sassafras albidum |
RED SASSAFRAS |
| Schizachyrium scoparium |
LITTLE BLUESTEM |
| Scirpus americanus |
AMERICAN BULRUSH |
| Scirpus atrovirens |
DARK GREEN RUSH |
| Scirpus cyperinus |
WOOL GRASS |
| Scirpus fluviatilis |
RIVER BULRUSH |
| Scirpus heterochaetus |
GREAT BULRUSH |
| Scirpus pendulus |
RED BULRUSH |
| Scirpus tabernaemontanii |
GREAT BULRUSH |
| Scrophularia marilandica |
LATE FIGWORT |
| Scutellaria incana |
DOWNY SKULLCAP |
| Scutellaria lateriflora |
MAD-DOG SKULLCAP |
| Scutellaria leonardii |
SMALL SKULLCAP |
| Scutellaria ovata |
HEART-LEAVED SKULLCAP |
| Scutellaria parvula |
SMALL SKULLCAP |
| Secale cereale |
RYE |
| Senecio glabellus |
BUTTERWEED |
| Senecio pauperculus |
BALSAM GROUNDSEL |
| Senecio plattensis |
PRAIRIE GROUNDSEL |
| Setaria faberi |
GIANT FOXTAIL |
| Setaria glauca |
PIGEON GRASS |
| Setaria verticillata |
BRISTLY FOXTAIL |
| Setaria viridis |
COMMON FOXTAIL |
| Sicyos angulatus |
BUR CUCUMBER |
| Sida spinosa |
PRICKLY SIDA |
| Silene antirrhina |
SLEEPY CATCHFLY |
| Silene cucubalus |
BLACKLER CAMPION |
| Silphium integrifolium |
WHOLELEAF ROSINWEED |
| Silphium perfoliatum |
CUP PLANT |
| Silphium terebinthinaceum |
DOCK ROSIN-WEED |
| Sisymbrium officinale |
HEDGE MUSTARD |
| Sisyrinchium albidum |
BLUE-EYED GRASS |
| Sisyrinchium angustifolium |
COMMON BLUE-EYED GRASS |
| Sisyrinchium campestre |
PRAIRIE BLUE-EYED GRASS |
| Sium suave |
WATER PARSNIP |
| Smilacina racemosa |
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 ptycanthum |
BLACK NIGHTSHADE |
| Solidago caesia |
BLUESTEM GOLDENROD |
| Solidago canadensis |
CANADA GOLDENROD |
| Solidago drummondii |
DRUMMOND'S GOLDENROD |
| Solidago flexicaulis |
BROADLEAF GOLDENROD |
| Solidago gigantea |
LATE GOLDENROD |
| Solidago juncea |
EARLY GOLDENROD |
| Solidago missouriensis |
MISSOURI GOLDENROD |
| Solidago nemoralis |
DYERSWEED GOLDENROD |
| Solidago radula |
ROUGH GOLDENROD |
| Solidago rigida |
RIGID GOLDENROD |
| Solidago speciosa |
SHOWY GOLDENROD |
| Solidago ulmifolia |
ELM-LEAVED GOLDENROD |
| Sonchus asper |
PRICKLY SOWTHISTLE |
| Sonchus oleraceus |
COMMON SOWTHISTLE |
| Sorghastrum nutans |
INDIAN GRASS |
| Sorghum halepense |
EGYPTIAN MILLET |
| Sparganium eurycarpum |
BURREED |
| Spartina pectinata |
FRESHWATER CORD GRASS |
| Spermacoce glabra |
SMOOTH BUTTONWEED |
| Spermolepis inermis |
|
| Sphenopholis obtusata major |
WEDGE GRASS |
| Spiranthes magnicamporum |
DUNE LADIES' TRESSES |
| Spirodela polyrhiza |
BIG DUCKWEED |
| Sporobolus asper |
DROP SEED |
| Sporobolus cryptandrus |
SAND DROPSEED |
| Sporobolus heterolepis |
NORTHERN DROP SEED |
| Sporobolus vaginiflorus |
NORTHERN RUSH GRASS |
| Stachys aspera |
HYSSOP HEDGE NETTLE |
| Stachys tenuifolia |
SLENDERLEAF BETONY |
| Staphylea trifolia |
BLADDERNUT |
| Stellaria media |
COMMON CHICKWEED |
| Stenanthium gramineum |
FEATHER-BELL |
| Strophostyles helvola |
WILD BEAN |
| Strophostyles leiosperma |
WILD BEAN |
| Symphoricarpos orbiculatus |
BUCKBRUSH |
| Taraxacum officinale |
COMMON DANDELION |
| Teucrium canadense virginicum |
AMERICAN GERMANDER |
| Thalictrum revolutum |
WAXY MEADOW RUE |
| Thalictrum thalictroides |
RUE ANEMONE |
| Thlaspi arvense |
FIELD PENNY CRESS |
| Tilia americana |
AMERICAN LINDEN |
| Torilis japonica |
HEDGE PARSLEY |
| Toxicodendron radicans |
POISON IVY |
| Tradescantia ohiensis |
SPIDERWORT |
| Tradescantia subaspera |
SPIDERWORT |
| Tragopogon dubius |
GOAT'S BEARD |
| Trichostema brachiatum |
FALSE PENNYROYAL |
| Tridens flavus |
FALSE RED TOP |
| Trifolium campestre |
LOW HOP CLOVER |
| Trifolium hybridum |
ALSIKE CLOVER |
| Trifolium pratense |
RED CLOVER |
| Trifolium repens |
WHITE CLOVER |
| Trillium nivale |
SNOW TRILLIUM |
| Trillium recurvatum |
RED TRILLIUM |
| Trillium viride |
GREEN TRILLIUM |
| Triodanis perfoliata |
VENUS' LOOKING-GLASS |
| Triosteum angustifolium |
YELLOW-FLOWERED HORSE GENTIAN |
| Triosteum aurantiacum |
EARLY HORSE GENTIAN |
| Triosteum illinoense |
ILLINOIS HORSE GENTIAN |
| Triosteum perfoliatum |
LATE HORSE GENTIAN |
| Triticum aestivum |
BEARDED WHEAT |
| Triticum cylindricum |
JOINTED GOAT GRASS |
| Typha latifolia |
CATTAIL |
| Ulmus americana |
AMERICAN ELM |
| Ulmus rubra |
SLIPPERY ELM |
| Urtica dioica |
STINGING NETTLE |
| Utricularia gibba |
HUMPED BLADDERWORT |
| Uvularia grandiflora |
BIG MERRY BELLS |
| Verbascum blattaria |
MOTH MULLEIN |
| Verbascum thapsus |
WOOLLY MULLEIN |
| Verbena bracteata |
CREEEPING VERVAIN |
| Verbena hastata |
BLUE VERVAIN |
| Verbena simplex |
NARROW-LEAVED VERVAIN |
| Verbena stricta |
HOARY VERVAIN |
| Verbena urticifolia |
WHITE VERVIAN |
| Verbesina alternifolia |
WING STEM |
| Vernonia baldwinii |
BALDWIN'S IRONWEED |
| Vernonia fasciculata |
COMMON IRONWEED |
| Vernonia gigantea |
TALL IRON WEED |
| Vernonia missurica |
MISSOURI IRONWEED |
| Veronica arvensis |
CORN SPEEDWELL |
| Veronica peregrina |
PURSLANE SPEEDWELL |
| Veronicastrum virginicum |
CULVER'S ROOT |
| Viburnum lentago |
NANNYBERRY |
| Viburnum molle |
ARROWWOOD |
| Viburnum prunifolium |
BLACK HAW |
| Viburnum recognitum |
SMOOTH ARROWWOOD |
| Viburnum rufidulum |
RUSTY NANNYBERRY |
| Viola affinis |
WOODLAND BLUE VIOLET |
| Viola missouriensis |
MISSOURI VIOLET |
| Viola pedata |
BIRDFOOT VIOLET |
| Viola pubescens eriocarpa |
SMOOTH YELLOW VIOLET |
| Viola rafinesquii |
JOHNNY-JUMP-UP |
| Viola sororia |
WOOLLY BLUE VIOLET |
| Vitis aestivalis |
SUMMER GRAPE |
| Vitis cinerea |
WINTER GRAPE |
| Vitis palmata |
CATBIRD GRAPE |
| Vitis riparia |
RIVERVBANK GRAPE |
| Vitis vulpina |
FROST GRAPE |
| Vulpia octoflora |
SIX-WEEKS FESCUE |
| Vulpia octoflora glauca |
SLENDER FESCUE |
| Vulpia octoflora tenella |
SIX-WEEKS FESCUE |
| Woodsia obtusa |
COMMON WOODSIA |
| Xanthium strumarium canadensis |
COCKLE BUR |
| Xanthium strumarium glabratum |
COCKLE BUR |
| Zanthoxylum americanum |
PRICKLY ASH |