| 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 floridanum |
SOUTHERN SUGAR MAPLE |
| Acer negundo |
ASH-LEAVED MAPLE |
| Acer nigrum |
BLACK MAPLE |
| Acer rubrum |
RED MAPLE |
| Acer rubrum drummondii |
DRUMMOND'S RED MAPLE |
| Acer rubrum trilobum |
RED MAPLE |
| Acer saccharinum |
RIVER MAPLE |
| Acer saccharum |
HARD MAPLE |
| Acer saccharum schneckii |
SCHNECK'S SUGAR MAPLE |
| Achillea millefolium |
COMMON MILFOIL |
| Achillea millefolium lanulosa |
NOSEBLEED |
| Acorus americanus |
FLAG ROOT |
| Actaea pachypoda |
DOLL'S-EYES |
| Adiantum pedatum |
MAIDENHAIR FERN |
| Aesculus glabra |
OHIO BUCKEYE |
| Aesculus pavia |
RED BUCKEYE |
| Agalinis aspera |
ROUGH FALSE FOXGLOVE |
| Agalinis fasciculata |
FALSE FOXGLOVE |
| Agalinis gattingeri |
ROUND-STEMMED FALSE FOXGLOVE |
| Agalinis paupercula |
FALSE FOXGLOVE |
| Agalinis purpurea |
FALSE FOXGLOVE |
| Agalinis tenuifolia |
SLENDER FALSE FOXGLOVE |
| Agrimonia parviflora |
SWAMP AGRIMONY |
| Agrimonia pubescens |
SOFT AGRIMONY |
| Agrimonia rostellata |
WOODLAND AGRIMONY |
| Agrostemma githago |
CORN COCKLE |
| Agrostis alba |
RED TOP |
| Agrostis elliottiana |
AWNED BENT GRASS |
| Agrostis hyemalis |
HAIR GRASS |
| Agrostis perennans |
AUTUMN BENT GRASS |
| Ailanthus altissima |
TREE-OF-HEAVEN |
| Aira caryophyllaea |
SILVER HAIRGRASS |
| Albizia julibrissin |
MIMOSA |
| Alisma plantago aquatica parviflorum |
COMMON WATER PLANTAIN |
| Allium ampeloprasum atroviolaceum |
WILD ONION |
| Allium ampeloprasum atroviolaceum |
WILD ONION |
| Allium canadense |
WILD GARLIC |
| Allium canadense mobilense |
GLADE ONION |
| Allium sativum |
GARLIC |
| Allium tricoccum |
RAMP |
| Allium vineale |
FIELD GARLIC |
| Alnus serrulata |
COMMON ALDER |
| Alopecurus aequalis |
FOXTAIL |
| Alopecurus carolinianus |
ANNUAL FOXTAIL |
| Amaranthus albus |
TUMBLEWEED |
| Amaranthus hybridus |
GREEN AMARANTH |
| Amaranthus retroflexus |
ROUGH PIGWEED |
| Amaranthus spinosus |
SPINY PIGWEED |
| Amaranthus tuberculatus |
TALL WATERHEMP |
| Ambrosia artemisiifolia |
BITTERWEED |
| Ambrosia bidentata |
LANCELEAF RAGWEED |
| Ambrosia trifida |
BUFFALO WEED |
| Amelanchier arborea |
JUNEBERRY |
| Ammannia coccinea |
LONG-LEAVED AMMANNIA |
| Amorpha fruticosa |
FALSE INDIGO BUSH |
| Amorpha fruticosa angustifolia |
FALSE INDIGO |
| Amorpha fruticosa croceolanata |
FALSE INDIGO |
| Amorpha nitens |
SMOOTH FALSE INDIGO |
| Ampelopsis arborea |
PEPPER-VINE |
| Ampelopsis cordata |
RACCOON GRAPE |
| Amphicarpa bracteata |
HOG PEANUT |
| Amphicarpa bracteata comosa |
HOG PEANUT |
| Amsonia tabernaemontana |
BLUE STAR |
| Anagallis minima |
CHAFFWEED |
| Andropogon elliottii |
ELLIOTT'S BROOM SEDGE |
| Andropogon gerardii |
BIG BLUESTEM |
| Andropogon ternarius |
BEARD GRASS |
| Andropogon virginicus |
BROOM SEDGE |
| Anemone virginiana |
TALL ANEMONE |
| Angelica atropurpurea |
ANGELICA |
| Angelica venenosa |
WOOD ANGELICA |
| Antennaria plantaginifolia |
EVERLASTING |
| Antennaria plantaginifolia ambigens |
EVERLASTING |
| Anthemis cotula |
DOG FENNEL |
| Apios americana |
GROUNDNUT |
| Aplectrum hyemale |
ADAM-AND-EVE |
| 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 |
| Aralia racemosa |
AMERICAN SPIKENARD |
| Aralia spinosa |
ANGELICA-TREE |
| Arctium minus |
COMMON BURDOCK |
| Arisaema dracontium |
GREEN DRAGON |
| Arisaema triphyllum |
INDIAN TURNIP |
| Aristida dichotoma |
POVERTY GRASS |
| Aristida longespica |
THREE AWN |
| Aristida oligantha |
PLAINS THREE AWN GRASS |
| Aristida purpurascens |
ARROWFEATHER |
| Aristolochia serpentaria |
BIRTHWORT |
| Aristolochia tomentosa |
DUTCHMAN'S PIPE |
| Armoracia aquatica |
LAKE CRESS |
| Arrhenatherum elatius |
TALL OAT GRASS |
| Artemisia annua |
ANNUAL WORMWOOD |
| Artemisia ludoviciana gnaphalodes |
|
| Aruncus dioicus |
GOAT'S-BEARD |
| Arundinaria gigantea |
GIANT CANE |
| Arundo donax |
GIANT REED |
| Asarum canadense reflexum |
CANADA WILD GINGER |
| Asclepias amplexicaulis |
SAND MILKWEED |
| Asclepias exaltata |
POKE MILKWEED |
| Asclepias hirtella |
TALL GREEN MILKWEED |
| Asclepias incarnata |
SWAMP MILKWEED |
| Asclepias perennis |
WHITE MILKWEED |
| Asclepias purpurascens |
PURPLE MILKWEED |
| Asclepias syriaca |
COMMON MILKWEED |
| Asclepias tuberosa interior |
BUTTERFLYWEED |
| Asclepias variegata |
VARIEGATED MILKWEED |
| Asclepias verticillata |
HORSETAIL MILKWEED |
| Asclepias viridiflora |
GREEN MILKWEED |
| Asimina triloba |
BANANA TREE |
| Asparagus officinalis |
GARDEN ASPARAGUS |
| Asplenium X ebenoides |
SCOTT'S SPLEENWORT |
| Asplenium pinnatifidum |
PINNATIFID SPLEENWORT |
| Asplenium platyneuron |
EBONY SPLEENWORT |
| Asplenium rhizophyllum |
WALKING FERN |
| Asplenium trichomanes |
MAIDENHAIR SPLEENWORT |
| 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 laevis |
SMOOTH ASTER |
| Aster lateriflorus |
SIDE-FLOWERED ASTER |
| Aster novae-angliae |
NEW ENGLAND ASTER |
| Aster ontarionis |
ONTARIO ASTER |
| Aster patens |
PURPLE DAISY |
| Aster pilosus |
HAIRY ASTER |
| Aster praealtus |
WILLOW-LEAVED ASTER |
| Aster sagittifolius |
ARROW ASTER |
| Aster shortii |
SHORT'S ASTER |
| Aster simplex |
PANICLED ASTER |
| Aster turbinellus |
ASTER |
| Aster undulatus |
WAVY-LEAVED ASTER |
| Aster vimineus |
FROST FLOWER |
| Astragalus canadensis |
CANADIAN MILK VETCH |
| Athyrium angustum |
LADY FERN |
| Athyrium pycnocarpon |
GLADE FERN |
| Athyrium thelypterioides |
SILVERY SPLEENWORT |
| Atriplex patula |
FAT-HEN SALTBUSH |
| Aureolaria flava |
SMOOTH FALSE FOXGLOVE |
| Avena sativa |
CULTIVATED OATS |
| Azolla mexicana |
MEXICAN AZOLLA |
| Bacopa rotundifolia |
WATER HYSSOP |
| Baptisia lactea |
WHITE WILD INDIGO |
| Baptisia leucophaea |
CREAM WILD INDIGO |
| Barbarea vulgaris arcuata |
WINTER CRESS |
| Bartonia paniculata |
SCREWSTEM |
| Belamcanda chinensis |
BLACKBERRY LILLY |
| Berchemia scandens |
SUPPLE-JACK |
| Betula nigra |
RED BIRCH |
| Bidens aristosa |
SWAMP MARIGOLD |
| Bidens aristosa retrorsa |
|
| Bidens bipinnata |
SPANISH NEEDLES |
| Bidens connata |
PURPLESTEM BEGGAR-TICKS |
| Bidens discoidea |
STICKTIGHT |
| Bidens frondosa |
COMMON BEGGAR-TICKS |
| Bidens tripartita |
BEGGARTICK |
| Bidens vulgata |
STICKTIGHT |
| Bignonia capreolata |
CROSS-VINE |
| Blephilia ciliata |
PAGODA PLANT |
| Blephilia hirsuta |
PAGODA PLANT |
| Boehmeria cylindrica |
FALSE NETTLE |
| Boltonia asteroides |
FALSE ASTER |
| Botrychium biternatum |
SOUTHERN GRAPE FERN |
| Botrychium dissectum |
BRONZE FERN |
| Botrychium dissectum obliquum |
BRONZE FERN |
| Botrychium virginianum |
RATTLESNAKE FERN |
| Bouteloua curtipendula |
MESQUITE GRASS |
| Brachyelytrum erectum |
LONG-AWNED WOOD GRASS |
| Brassica nigra |
BLACK MUSTARD |
| Brickellia eupatorioides |
FALSE BONESET |
| Bromus ciliatus |
CANADA BROME GRASS |
| Bromus commutatus |
HAIRY BROME |
| Bromus inermis |
AWNLESS BROME GRASS |
| Bromus japonicus |
JAPANESE BROME |
| Bromus pubescens |
CANADA BROME GRASS |
| Bromus racemosus |
BALD BROME |
| Bromus secalinus |
CHEAT |
| Bromus tectorum |
CHEAT GRASS BROME |
| Broussonetia papyrifera |
PAPER MULBERRY |
| Brunnichia ovata |
BUCKWHEAT VINE |
| Buchnera americana |
BLUE HEARTS |
| Buglossoides arvense |
CORN GROMWELL |
| Bulbostylis capillaris |
HAIR SEDGE |
| Bumelia lycioides |
SOUTHERN BUCKTHORN |
| Cacalia atriplicifolia |
PALE INDIAN PLANTAIN |
| Cacalia muhlenbergii |
GREAT INDIAN PLANTAIN |
| Cacalia plantaginea |
PRAIRIE INDIAN PLANTAIN |
| Cacalia suaveolens |
SWEET INDIAN PLANTAIN |
| Callitriche heterophylla |
LARGE WATER STARWORT |
| Callitriche terrestris |
TERRESTRIAL STARWORT |
| Callitriche verna |
COMMON WATER STARWORT |
| Calycocarpum lyonii |
CUPSEED |
| Calystegia sepium americana |
AMERICAN BINDWEED |
| Camassia scilloides |
WILD HYACINTH |
| Campanula americana |
AMERICAN BELLFLOWER |
| Campsis radicans |
TRUMPET CREEPER |
| Capsella bursa-pastoris |
SHEPERD'S-PURSE |
| Cardamine bulbosa |
BULB BITTERCRESS |
| Cardamine hirsuta |
HAIRY BITTER CRESS |
| Cardamine parviflora arenicola |
SMALL-FLOWERED BITTER CRESS |
| Cardamine pensylvanica |
BITTER CRESS |
| Carex abdita |
SEDGE |
| Carex alata |
WINGED SEDGE |
| Carex albursina |
SEDGE |
| Carex alopecoidea |
|
| Carex annectens |
|
| Carex annectens xanthocarpa |
SEDGE |
| Carex artitecta |
SEDGE |
| Carex blanda |
WOODLAND SEDGE |
| Carex bromoides |
SEDGE |
| Carex bushii |
SEDGE |
| Carex careyana |
SEDGE |
| Carex caroliniana |
SEDGE |
| Carex cephalophora |
|
| Carex convoluta |
|
| Carex crinita |
FRINGED SEDGE |
| Carex crinita brevicrinis |
SEDGE |
| Carex cristatella |
SEDGE |
| Carex crus-corvi |
SEDGE |
| Carex davisii |
DAVIS SEDGE |
| Carex digitalis |
SEDGE |
| Carex festucacea |
SEDGE |
| Carex flaccosperma |
SEDGE |
| Carex frankii |
SEDGE |
| Carex glaucodea |
SEDGE |
| Carex gracilescens |
SEDGE |
| Carex granularis |
MEADOW SEDGE |
| Carex gravida |
HEAVY SEDGE |
| Carex grayi |
BUR SEDGE |
| Carex grisea |
SEDGE |
| Carex hirsutella |
SEDGE |
| Carex hirtifolia |
HAIRY SEDGE |
| Carex hystricina |
BOTTLEBRUSH SEDGE |
| Carex incomperta |
SEDGE |
| Carex interior |
INLAND SEDGE |
| Carex jamesii |
GRASS SEDGE |
| Carex lacustris |
RIVER SEDGE |
| Carex laevivaginata |
SEDGE |
| Carex laxiflora |
SEDGE |
| Carex louisianica |
SEDGE |
| Carex lupuliformis |
SEDGE |
| Carex lupulina |
HOP SEDGE |
| Carex lurida |
SEDGE |
| Carex meadii |
MEAD SEDGE |
| Carex muhlenbergii |
|
| Carex muhlenbergii enervis |
SEDGE |
| Carex muskingumensis |
SEDGE |
| Carex nigromarginata |
SEDGE |
| Carex normalis |
SEDGE |
| Carex oligocarpa |
SEDGE |
| Carex pensylvanica |
PENNSYLVANIA SEDGE |
| Carex pensylvanica distans |
SEDGE |
| Carex retroflexa |
|
| Carex rosea |
|
| Carex scoparia |
BROOM SEDGE |
| Carex shortiana |
SEDGE |
| Carex sparganioides |
|
| Carex squarrosa |
SEDGE |
| Carex stipata |
PRICKLY SEDGE |
| Carex stipata maxima |
SEDGE |
| Carex striatula |
SEDGE |
| Carex swanii |
SAVANNA SEDGE |
| Carex texensis |
SEDGE |
| Carex tonsa |
SEDGE |
| Carex torta |
SEDGE |
| Carex tribuloides |
SEDGE |
| Carex typhina |
SEDGE |
| Carex umbellata |
SEDGE |
| Carex virescens |
SEDGE |
| Carex vulpinoidea |
FOX SEDGE |
| Carex willdenowii |
WILLDENOW'S 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 marilandica |
MARYLAND SENNA |
| Cassia nictitans |
WILD SENSITIVE PLANT |
| Catalpa bignonioides |
COMMON CATALPA |
| Catalpa speciosa |
CIGAR TREE |
| Caulophyllum thalictroides |
BLUE COHOSH |
| Ceanothus americanus |
NEW JERSEY TEA |
| Ceanothus americanus pitcheri |
NEW JERSEY TEA |
| Celastrus scandens |
BITTERSWEET |
| Celtis laevigata |
SUGARBERRY |
| Celtis laevigata smalli |
TOOTHED SUGARBERRY |
| Celtis laevigata texana |
CLIFF SUGARBERRY |
| Celtis occidentalis |
HACKBERRY |
| Celtis occidentalis canina |
HACKBERRY |
| Celtis occidentalis pumila |
SMALL HACKBERRY |
| Celtis tenuifolia |
DWARF HACKBERRY |
| Celtis tenuifolia georgiana |
DWARF HACKBERRY |
| Centaurea maculosa |
SPOTTED CENTAUREA |
| 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 |
| Cercis canadensis |
EASTERN REDBUD |
| Chaerophyllum procumbens |
WILD CHERVIL |
| Chaerophyllum tainturieri |
WILD CHERVIL |
| Chamaelirium luteum |
BLAZING STAR |
| Chamaesyce humistrata |
MILK SPURGE |
| Chamaesyce maculata |
NODDING SPURGE |
| Chamaesyce supina |
MILK SPURGE |
| Chasmanthium latifolium |
SEA OATS |
| Cheilanthes feei |
BABY LIP FERN |
| Cheilanthes lanosa |
HAIRY LIP FERN |
| Chelone glabra |
WHITE TURTLEHEAD |
| Chelone obliqua speciosa |
PINK TURTLEHEAD |
| Chenopodium album |
LAMB'S QUARTERS |
| Chenopodium ambrosioides |
AMERICAN WORMSEED |
| Chenopodium bushianum |
GOOSEFOOT |
| Chenopodium desiccatum leptophylloides |
NARROW-LEAVED GOOSEFOOT |
| Chenopodium gigantospermum |
MAPLE-LEAVED GOOSEFOOT |
| Chenopodium missouriense |
GOOSEFOOT |
| Chenopodium standleyanum |
GOOSEFOOT |
| Chimaphila maculata |
SPOTTED WINTERGREEN |
| Cichorium intybus |
BLUE SAILORS |
| Cicuta maculata |
WATER HEMLOCK |
| Cimicifuga racemosa |
BLACK COHOSH |
| Cimicifuga rubifolia |
BLACK COHOSH |
| Cinna arundinacea |
STOUTWOOD REED |
| Circaea lutetiana canadensis |
ENCHANTER'S NIGHTSHADE |
| Cirsium altissimum |
TALL THISTLE |
| Cirsium carolinianum |
CAROLINA THISTLE |
| Cirsium discolor |
FIELD THISTLE |
| Cirsium vulgare |
BULL THISTLE |
| Claytonia virginica |
SPRING BEAUTY |
| Clematis pitcheri |
LEATHER FLOWER |
| Clematis virginiana |
VIRGIN'S BOWER |
| Clitoria mariana |
BUTTERFLY PEA |
| Cocculus carolinus |
SNAILSEED |
| Collinsia verna |
BLUE-EYED MARY |
| Collinsonia canadensis |
CITRONELLA HORSE BALM |
| Comandra umbellata |
BASTARD TOAD-FLAX |
| Commelina communis |
COMMON DAY FLOWER |
| Commelina diffusa |
DAY FLOWER |
| Commelina erecta |
DAY FLOWER |
| Commelina virginica |
DAY FLOWER |
| Consolida ambigua |
ROCKET LARKSPUR |
| Convolvulus arvensis |
FIELD BINDWEED |
| Conyza canadensis |
HORSEWEED |
| Conyza ramosissima |
DWARF FLEABANE |
| Corallorhiza odontorhiza |
FALL CORAL-ROOT ORCHID |
| Corallorhiza wisteriana |
CORAL ROOT |
| Coreopsis pubescens |
STAR TICKSEED |
| Coreopsis tinctoria |
GOLDEN COREOPSIS |
| Coreopsis tripteris |
TALL COREOPSIS |
| Cornus alternifolia |
ALTERNATE-LEAVED DOGWOOD |
| Cornus amomum |
SILKY DOGWOOD |
| Cornus drummondii |
ROUGH-LEAVED DOGWOOD |
| Cornus florida |
FLOWERING DOGWOOD |
| Cornus foemina |
STIFF DOGWOOD |
| Cornus obliqua |
PALE DOGWOOD |
| Cornus racemosa |
GRAY DOGWOOD |
| Coronilla varia |
CROWN VETCH |
| Corydalis flavula |
PALE CORYDALIS |
| Corydalis micrantha |
SLENDER CORYDALIS |
| Corydalis micrantha australis |
HALE'S CORYDALIS |
| Corylus americana |
AMERICAN FILBERT |
| Crataegus calpodendron |
URN-SHAPED HAWTHORN |
| Crataegus crus-galli |
COCK-SPUR THORN |
| Crataegus engelmannii |
BARBERRY-LEAVED HAWTHORN |
| Crataegus mollis |
RED HAW |
| Crataegus phaenopyrum |
WASHINGTON THORN |
| Crataegus pruinosa |
HAWTHORN |
| Crataegus punctata |
DOTTED THORN |
| Crataegus viridis |
GREEN THORN |
| Crotalaria sagittalis |
RATTLEBOX |
| Croton capitatus |
CAPITATE CROTON |
| Croton glandulosus septentrionalis |
SAND CROTON |
| Croton monanthogynus |
CROTON |
| Crotonopsis elliptica |
RUSHFOIL |
| Cryptotaenia canadensis |
HONEWORT |
| Cunila origanoides |
DITTANY |
| Cuphea viscosissima |
BLUE WAXWEED |
| Cuscuta campestris |
DODDER |
| Cuscuta cephalanthi |
BUTTONBUSH DODDER |
| Cuscuta compacta |
DODDER |
| Cuscuta cuspidata |
DODDER |
| Cuscuta glomerata |
DODDER |
| Cuscuta gronovii |
DODDER |
| Cuscuta pentagona |
DODDER |
| Cuscuta polygonorum |
SMARTWEED DODDER |
| Cynanchum laeve |
BLUE VINE |
| Cynodon dactylon |
BAHAMA GRASS |
| Cynoglossum virginianum |
WILD COMFREY |
| Cyperus acuminatus |
TAPERLEAF FLAT SEDGE |
| Cyperus aristatus |
BEARDED FLAT SEDGE |
| Cyperus densicaespitosus |
|
| Cyperus erythrorhizos |
RED-ROOTED SEDGE |
| Cyperus esculentus |
CHUFA |
| Cyperus ferruginescens |
SLENDER FLATSEDGE |
| Cyperus filiculmis |
FERN FLATSEDGE |
| Cyperus filiculmis macilentus |
|
| Cyperus flavescens |
|
| Cyperus lancastriensis |
GALINGALE |
| Cyperus ovularis |
HEDGEHOG CLUB RUSH |
| Cyperus pseudovegetus |
|
| Cyperus rivularis |
BROOK FLAT SEDGE |
| 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 |
| Danthonia spicata |
CURLY GRASS |
| Dasistoma macrophylla |
MULLEIN FOXGLOVE |
| Datura stramonium |
JIMSONWEED |
| Daucus carota |
QUEEN-ANNE'S-LACE |
| Delphinium tricorne |
DWARF LARKSPUR |
| Dennstaedtia punctilobula |
HAY-SCENTED FERN |
| Dentaria laciniata |
PEPPER-ROOT |
| Descurainia pinnata brachycarpa |
TANSY MUSTARD |
| Desmodium canadense |
SHOWY TICK TREFOIL |
| Desmodium canescens |
HOARY TICK TREFOIL |
| Desmodium ciliare |
HAIRY TICK TREFOIL |
| Desmodium glabellum |
TICK TREFOIL |
| Desmodium glutinosum |
BEGGAR'S LICE |
| Desmodium illinoense |
ILLINOIS TICK TREFOIL |
| Desmodium marilandicum |
SMALL-LEAVED 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 pauciflorum |
BEGGAR'S LICE |
| Desmodium rotundifolium |
ROUND-LEAVED TICK TREFOIL |
| Desmodium sessilifolium |
SESSILE-LEAVED TICKTREFOIL |
| Dianthus armeria |
DEPTFORD PINK |
| Diarrhena americana obovata |
BEAK GRASS |
| Dicentra canadensis |
SQUIRREL-CORN |
| Dicentra cucullaria |
DUTCHMAN'S-BREECHES |
| Dichanthelium acuminatum fasciculatum |
PANIC GRASS |
| Dichanthelium acuminatum lindheimeri |
PANIC GRASS |
| Dichanthelium boscii |
|
| Dichanthelium boscii molle |
LARGE-FRUITED PANIC GRASS |
| Dichanthelium clandestinum |
BROAD-LEAVED PANIC GRASS |
| Dichanthelium commutatum |
PANIC GRASS |
| Dichanthelium depauperatum |
STARVED PANIC GRASS |
| Dichanthelium dichotomum |
FORKED PANIC GRASS |
| Dichanthelium latifolium |
|
| Dichanthelium laxiflorum |
|
| Dichanthelium linearifolium |
SLENDER-LEAVED PANIC GRASS |
| Dichanthelium malacophyllum |
PANIC GRASS |
| Dichanthelium meridionale |
MAT PANIC GRASS |
| Dichanthelium microcarpon |
SMALL FRUITED PANIC GRASS |
| Dichanthelium oligosanthes |
|
| Dichanthelium oligosanthes scribnerianum |
SCRIBNER'S PANIC GRASS |
| Dichanthelium perlongum |
LONG-STALKED PANIC GRASS |
| Dichanthelium polyanthes |
PANIC GRASS |
| Dichanthelium ravenelii |
RAVENEL'S PANIC GRASS |
| Dichanthelium scoparium |
|
| Dichanthelium sphaerocarpon |
|
| Dichanthelium villosissimum |
HAIRY PANIC GRASS |
| Dichanthelium villosissimum praecocius |
|
| Dichanthelium wilcoxianum |
|
| Dichanthelium yadkinense |
PANIC GRASS |
| Dicliptera brachiata |
|
| Didiplis diandra |
WATER PURSLANE |
| Digitaria filiformis |
FINGER GRASS |
| Digitaria ischaemum |
SMOOTH CRAB GRASS |
| Digitaria sanguinalis |
HAIRY CRAB GRASS |
| Diodia teres |
POORJOE |
| Diodia virginiana |
LARGE BUTTONWEED |
| Dioscorea quaternata |
WILD YAM |
| Dioscorea villosa |
WILD YAM |
| Diospyros virginiana |
PERSIMMON |
| Dirca palustris |
LEATHERWOOD |
| Dodecatheon frenchii |
FRENCH'S SHOOTING-STAR |
| Dodecatheon meadia |
SHOOTING STAR |
| Draba brachycarpa |
SHORT-FRUITED WHITLOW GRASS |
| Dryopteris X neo-wherryi |
WOOD FERN |
| Dryopteris carthusiana |
SPINULOSE WOODFERN |
| Dryopteris goldiana |
GOLDIE'S FERN |
| Dryopteris intermedia |
COMMON WOODFERN |
| Dryopteris marginalis |
LEATHER FERN |
| Duchesnea indica |
INDIAN STRAWBERRY |
| Echinacea pallida |
PALE PURPLE CONEFLOWER |
| Echinacea purpurea |
BROAD-LEAVED PURPLE CONEFLOWER |
| Echinochloa muricata |
BARNYARD GRASS |
| Echinochloa muricata wiegandii |
BARNYARD GRASS |
| Eclipta prostrata |
YERBA DE TAJO |
| Elaeagnus umbellata |
OLEASTER |
| Eleocharis acicularis |
NEEDLE SPIKE RUSH |
| Eleocharis elliptica |
SPIKE RUSH |
| Eleocharis obtusa |
|
| Eleocharis obtusa detonsa |
SPIKE RUSH |
| Eleocharis palustris |
|
| Eleocharis verrucosa |
SLENDER SPIKE RUSH |
| Elephantopus carolinianus |
ELEPHANT'S-FOOT |
| Eleusine indica |
GOOSE GRASS |
| Elymus canadensis |
CANADA WILD RYE |
| Elymus hystrix |
BOTTLEBRUSH GRASS |
| Elymus riparius |
RIVERBANK WILD RYE |
| Elymus villosus |
HAIRY WILD RYE |
| Elymus virginicus |
LYME GRASS |
| Epifagus virginiana |
BEECH-DROPS |
| Epilobium coloratum |
CINNAMON WILLOW HERB |
| Equisetum arvense |
COMMON HORSETAIL |
| Equisetum hyemale affine |
SCOURING RUSH |
| Eragrostis capillaris |
LACE GRASS |
| Eragrostis cilianensis |
STINK GRASS |
| Eragrostis frankii |
SANDBAR LOVE GRASS |
| Eragrostis hypnoides |
CREEPING LOVE GRASS |
| Eragrostis minor |
LOVE GRASS |
| Eragrostis pectinacea |
CAROLINA LOVE GRASS |
| Eragrostis pilosa |
INDIA LOVE GRASS |
| Eragrostis reptans |
PONY GRASS |
| Eragrostis spectabilis |
PURPLE LOVE GRASS |
| Erechtites hieracifolia |
FIRE WEED |
| Erianthus alopecuroides |
SILVER PLUME GRASS |
| Erigenia bulbosa |
HARBINGER-OF-SPRING |
| Erigeron annuus |
ANNUAL FLEABANE |
| Erigeron philadelphicus |
MARSH FLEABANE |
| Erigeron pulchellus |
ROBIN'S PLANTAIN |
| Erigeron strigosus |
DAISY FLEABANE |
| Eriophila verna |
MOUSE-EARED WHITLOW GRASS |
| Eryngium prostratum |
ERYNGO |
| Eryngium yuccifolium |
RATTLESNAKE MASTER |
| Erythronium albidum |
WHITE ADDER'S TONGUE |
| Erythronium americanum |
YELLOW ADDER'S TONGUE |
| Euonymus atropurpureus |
BURNING BUSH |
| Euonymus obovatus |
RUNNING STRAWBERRY BUSH |
| Eupatorium altissimum |
TALL BONESET |
| Eupatorium coelestinum |
BLUE BONSET |
| Eupatorium fistulosum |
HOLLOW JOE-PYE WEED |
| 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 commutata |
WOOD SPURGE |
| Euphorbia corollata |
FLOWERING SPURGE |
| Euphorbia corollata mollis |
HAIRY FLOWERING SPURGE |
| Euphorbia cyparissias |
CYPRESS SPURGE |
| Euthamia graminifolia |
GRASSLEAF GOLDENROD |
| Fagus grandifolia caroliniana |
AMERICAN BEECH |
| Festuca duriuscula |
SHEEP FESCUE |
| Festuca obtusa |
NODDING FESCUE |
| Festuca paradoxa |
FESCUE |
| Festuca pratensis |
ENGLISH BLUEGRASS |
| Fimbristylis autumnalis |
AUTUMN SEDGE |
| Forestiera acuminata |
SWAMP PRIVET |
| Fragaria virginiana |
WILD STRAWBERRY |
| Frasera caroliniensis |
AMERICAN COLUMBO |
| Fraxinus americana |
WHITE ASH |
| Fraxinus pennsylvanica |
GREEN ASH |
| Fraxinus profunda |
PUMPKIN ASH |
| Froelichia gracilis |
COTTONWEED |
| Galactia regularis |
MILK PEA |
| Galearis spectabilis |
SHOWY ORCHIS |
| Galinsoga quadriradiata |
PERUVIAN DAISY |
| Galium aparine |
ANNUAL BEDSTRAW |
| Galium circaezans |
WILD LICORICE |
| Galium concinnum |
SHINING BEDSTRAW |
| Galium obtusum |
WILD MADDER |
| Galium pilosum |
HAIRY BEDSTRAW |
| Galium tinctorium |
STIFF BEDSTRAW |
| Galium triflorum |
SWEET-SCENTED BEDSTRAW |
| Gaura biennis |
BUTTERFLY-WEED |
| Gaylussacia baccata |
BLACK HUCKLEBERRY |
| Gentiana alba |
PALE GENTIAN |
| Gentiana andrewsii |
CLOSED GENTIAN |
| Gentiana clausa |
|
| Gentiana saponaria |
SOAPWORT GENTIAN |
| Geranium carolinianum |
WILD CRANESBILL |
| Geranium maculatum |
WILD GERANIUM |
| Geum canadense |
WHITE AVENS |
| Geum vernum |
SPRING AVENS |
| Geum virginianum |
PALE AVENS |
| Glandularia canadensis |
ROSE VERBENA |
| Glechoma hederacea micrantha |
GROUND IVY |
| Gleditsia aquatica |
WATER LOCUST |
| Gleditsia triacanthos |
HONEY LOCUST |
| Glyceria septentrionalis |
FLOATING MANNA GRASS |
| Glyceria striata |
FOWL MANNA GRASS |
| Gnaphalium obtusifolium |
CATFOOT |
| Gnaphalium purpureum |
EARLY CUDWEED |
| Goodyera pubescens |
RATTLESNAKE PLANTAIN |
| Gratiola neglecta |
CLAMMY HEDGE HYSSOP |
| Gratiola virginiana |
ROUND-FRUITED HEDGE HYSSOP |
| Gymnocladus dioicus |
KENTUCKY COFFEETREE |
| Gymnopogon ambiguus |
BEARD GRASS |
| Hackelia virginiana |
STICKSEED |
| Hedeoma hispida |
ROUGH PENNYROYAL |
| Hedeoma pulegioides |
AMERICAN PENNYROYAL |
| Hedyotis caerulea |
BLUETS |
| Hedyotis crassifolia |
TINY BLUETS |
| Hedyotis nuttalliana |
SLENDER-LEAVED BLUETS |
| Hedyotis purpurea |
BROAD-LEAVED BLUETS |
| Hedyotis purpurea calycosa |
BLUETS |
| Hedyotis pusilla |
SMALL BLUETS |
| Helenium amarum |
ROCK BITTERWEED |
| Helenium autumnale |
AUTUMN SNEEZEWEED |
| Helenium flexuosum |
PURPLE-HEADED SNEEZEWEED |
| Helianthus angustifolius |
NARROW-LEAVED SUNFLOWER |
| Helianthus annuus |
COMMON SUNFLOWER |
| Helianthus decapetalus |
PALE SUNFLOWER |
| Helianthus divaricatus |
DIVERGENT SUNFLOWER |
| Helianthus grosseserratus |
SAWTOOTH SUNFLOWER |
| Helianthus hirsutus |
BRISTLY SUNFLOWER |
| Helianthus microcephalus |
SMALL WOOD SUNFLOWER |
| Helianthus mollis |
ASHY SUNFLOWER |
| Helianthus occidentalis |
WESTERN SUNFLOWER |
| Helianthus rigidus |
PRAIRIE SUNFLOWER |
| Helianthus strumosus |
PALE-LEAVED SUNFLOWER |
| Helianthus tuberosus |
JERUSALEM ARTICHOKE |
| 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 |
| Hesperis matronalis |
DAME'S ROCKET |
| Heteranthera reniformis |
MUD PLANTAIN |
| Heuchera americana hirsuticaulis |
TALL ALUMROOT |
| Heuchera parviflora rugelii |
LATE ALUMROOT |
| Hexalectris spicata |
CRESTED CORAL-ROOT ORCHID |
| Hibiscus laevis |
HALBERD-LEAVED ROSE MALLOW |
| Hibiscus lasiocarpus |
HAIRY ROSE MALLOW |
| Hieracium gronovii |
HAIRY HAWKWEED |
| Hieracium scabrum |
HAIRY HAWKWEED |
| Holcus lanatus |
VELVET GRASS |
| Holosteum umbellatum |
JAGGED CHICKWEED |
| Hordeum pusillum |
LITTLE BARLEY |
| Hordeum vulgare |
COMMON BARLEY |
| Hottonia inflata |
FEATHERFOIL |
| Humulus lupulus |
COMMON HOPS |
| Hybanthus concolor |
GREEN VIOLET |
| Hydrangea arborescens |
WILD HYDRANGEA |
| Hydrastis canadensis |
GOLDEN SEAL |
| Hydrophyllum appendiculatum |
GREAT WATERLEAF |
| Hydrophyllum canadense |
BROAD-LEAVED WATERLEAF |
| Hydrophyllum macrophyllum |
LARGE-LEAF WATERLEAF |
| Hydrophyllum virginianum |
VIRGINIA WATERLEAF |
| Hymenocallis caroliniana |
SPIDER LILY |
| Hypericum denticulatum |
ST. JOHNS-WORT |
| Hypericum drummondii |
NITS-AND-LICE |
| Hypericum gentianoides |
PINEWEED |
| Hypericum lobocarpum |
ST. JOHNS-WORT |
| Hypericum mutilum |
DWARF ST. JOHNS-WORT |
| Hypericum perforatum |
COMMON ST. JOHNS-WORT |
| Hypericum prolificum |
SHRUBBY ST. JOHNS-WORT |
| Hypericum punctatum |
SPOTTED ST. JOHNS-WORT |
| Hypericum sphaerocarpum |
ROUND-FRUITED ST. JOHNS-WORT |
| Hypericum stragulum |
ST. ANDREW'S CROSS |
| Hypoxis hirsuta |
COMMON GOLDSTARGRASS |
| Ilex decidua |
SWAMP HOLLY |
| Ilex verticillata |
WINTERBERRY |
| Impatiens capensis |
JEWELWEED |
| Impatiens pallida |
PALE TOUCH-ME-NOT |
| Iodanthus pinnatifidus |
PURPLE ROCKET |
| Ipomoea coccinea |
RED MORNING-GLORY |
| Ipomoea hederacea |
IVY-LEAVED MORNING GLORY |
| Ipomoea lacunosa |
SMALL WHITE MORNING-GLORY |
| Ipomoea pandurata |
WILD SWEET POTATO VINE |
| Ipomoea purpurea |
COMMON MORNING-GLORY |
| Iris brevicaulis |
BLUE WATER IRIS |
| Iris cristata |
DWARF CRESTED IRIS |
| Iris germanica |
FLAG |
| Iris shrevei |
SOUTHERN BLUE FLAG |
| Isoetes melanopoda |
BLACK QUILLWORT |
| Isopyrum biternatum |
FALSE RUE ANEMONE |
| Isotria verticillata |
FIVE LEAVES |
| Itea virginica |
VIRGINIA WILLOW |
| Juglans cinerea |
BUTTERNUT |
| Juglans nigra |
BLACK WALNUT |
| Juncus acuminatus |
KNOTTY-LEAVED RUSH |
| Juncus biflorus |
TWO-FLOWERED RUSH |
| Juncus brachycarpus |
RUSH |
| Juncus brachycephalus |
SHORT-HEADED RUSH |
| Juncus canadensis |
CANADIAN RUSH |
| Juncus diffusissimus |
RUSH |
| Juncus dudleyi |
DUDLEY RUSH |
| Juncus effusus solutus |
COMMON RUSH |
| Juncus interior |
INLAND RUSH |
| Juncus marginatus |
GRASS-LEAVED RUSH |
| Juncus nodatus |
RUSH |
| Juncus secundus |
RUSH |
| Juncus tenuis |
PATH RUSH |
| Juncus torreyi |
TORREY RUSH |
| Juniperus virginiana |
EASTERN RED CEDAR |
| Justicia americana |
WATER WILLOW |
| Koeleria macrantha |
CRESTED HAIR GRASS |
| Krigia biflora |
FALSE DANDELOIN |
| Krigia caespitosa |
DWARF DANDELION |
| Krigia dandelion |
DWARF DANDELION |
| Krigia virginica |
DWARF DANDELION |
| Kummerowia stipulacea |
KOREAN CLOVER |
| Kummerowia striata |
JAPANESE LESPEDEZA |
| Lactuca canadensis |
CANADA LETTUCE |
| Lactuca floridana |
BLUE LETTUCE |
| Lactuca hirsuta sanguinea |
WILD LETTUCE |
| Lactuca saligna |
WILLOW-LEAVED LETTUCE |
| Lactuca serriola |
COMPASS PLANT |
| Lamium amplexicaule |
HENBIT |
| Lamium purpureum |
PURPLE DEAD NETTLE |
| Laportea canadensis |
CANADA WOOD NETTLE |
| Lathyrus latifolius |
EVERLASTING PEA |
| Lathyrus odoratus |
SWEET PEA |
| Lathyrus palustris |
MARSH PEAVINE |
| Lechea minor |
PINWEED |
| 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 |
| Lemna valdiviana |
VALDNIA DUCKWEED |
| Lepidium campestre |
FIELD CRESS |
| Lepidium densiflorum |
PEPPERGRASS |
| Lepidium virginicum |
COMMON PEPPERGRASS |
| Leptochloa attenuata |
SPRANGLE TOP |
| Leptochloa fascicularis |
BEARDED SPRANGLE TOP |
| Leptochloa filiformis |
RED SPRANGLE TOP |
| Leptoloma cognatum |
FALL WITCH GRASS |
| Lespedeza X simulata |
BUSH CLOVER |
| Lespedeza capitata |
BUSH CLOVER |
| Lespedeza cuneata |
CHINESE BUSH CLOVER |
| Lespedeza hirta |
HAIRY BUSH CLOVER |
| Lespedeza intermedia |
BUSH CLOVER |
| Lespedeza procumbens |
TRAILING BUSH CLOVER |
| Lespedeza repens |
CREEPING BUSH CLOVER |
| Lespedeza stuevei |
BUSH CLOVER |
| Lespedeza violacea |
VIOLET BUSH CLOVER |
| Lespedeza virginica |
SLENDER BUSH CLOVER |
| Leucanthemum vulgare |
COMMON TANSY |
| Leucojum aestivum |
SNOWFLAKE |
| Leucospora multifida |
|
| Liatris aspera |
ROUGH BLAZING STAR |
| Liatris scabra |
BLAZING STAR |
| Liatris spicata |
BUTTON SNAKEROOT |
| Liatris squarrosa |
BLAZING STAR |
| Ligustrum obtusifolium |
PRIVET |
| Ligustrum vulgare |
PRIVET |
| Lilium michiganense |
MICHIGAN LILY |
| Lilium superbum |
SUPERB LILY |
| Linaria vulgaris |
BUTTER-AND-EGGS |
| Lindera benzoin |
FEVERBUSH |
| Lindernia dubia |
FALSE PIMPERNEL |
| Lindernia dubia anagallidea |
SLENDER FALSE PIMPERNEL |
| Linum medium texanum |
SMALL YELLOW FLAX |
| Linum striatum |
STIFF YELLOW FLAX |
| Linum sulcatum |
GROOVED YELLOW FLAX |
| Linum virginianum |
SLENDER YELLOW FLAX |
| Liparis liliifolia |
LARGE TWAYBLADE |
| Liquidambar styraciflua |
RED GUM |
| Liriodendron tulipifera |
TULIP POPLAR |
| Lithospermum canescens |
HOARY PUCCOON |
| Lithospermum latifolium |
AMERICAN GROMWELL |
| Lobelia cardinalis |
CARDINAL-FLOWER |
| Lobelia inflata |
INDIAN TOBACCO |
| Lobelia puberula |
DOWNY LOBELIA |
| Lobelia siphilitica |
BLUE CARDINAL-FLOWER |
| Lobelia spicata |
SPIKED LOBELIA |
| Lobelia spicata leptostachys |
SPIKED LOBELIA |
| Lolium perenne |
CRESTED RYE GRASS |
| Lonicera flava |
YELLOW HONEYSUCKLE |
| Lonicera japonica |
JAPANESE HONEYSUCKLE |
| Lonicera japonica chinensis |
JAPANESE HONEYSUCKLE |
| Lonicera maackii |
AMUR HONEYSUCKLE |
| Lonicera sempervirens |
TRUMPET HONEYSUCKLE |
| Lonicera tatarica |
TARTARIAN HONEYSUCKLE |
| Ludwigia alternifolia |
SEEDBOX |
| Ludwigia decurrens |
ERECT PRIMROSE WILLOW |
| Ludwigia leptocarpa |
HAIRY PRIMROSE WILLOW |
| Ludwigia palustris americana |
MARSH PURSLANE |
| Ludwigia peploides glabrescens |
CREEPING PRIMROSE WILLOW |
| Ludwigia polycarpa |
FALSE LOOSESTRIFE |
| Luzula multiflora |
COMMON WOODRUSH |
| Luzula multiflora echinata |
WOOD RUSH |
| Lycopodium digitatum |
GROUND PINE |
| Lycopodium lucidulum |
SHINING CLUBMOSS |
| Lycopodium porophilum |
CLIFF CLUBMOSS |
| Lycopus americanus |
COMMON WATER HOREHOUND |
| Lycopus rubellus |
STALKED WATER HOREHOUND |
| Lycopus uniflorus |
NOTHERN BUGLE WEED |
| Lycopus virginicus |
BUGLE WEED |
| Lysimachia ciliata |
FRINGED LOOSESTRIFE |
| Lysimachia fraseri |
FRASER'S LOOSESTRIFE |
| Lysimachia lanceolata |
LANCE-LEAVED LOOSESTRIFE |
| Lysimachia nummularia |
MONEYWORT |
| Lysimachia vulgaris |
GARDEN LOOSESTRIFE |
| Lythrum alatum |
WINGED LOOSESTRIFE |
| Lythrum salicaria |
PURPLE LOOSESTRIFE |
| Maclura pomifera |
HEDGE APPLE |
| Magnolia acuminata |
CUCUMBER MAGNOLIA |
| Malus angustifolia |
NARROW-LEAVED CRABAPPLE |
| Malus coronaria |
WILD SWEET CRAB APPLE |
| Malus coronaria dasycalyx |
NARROW-LEAVED CRAB APPLE |
| Malus ioensis |
IOWA CRAB APPLE |
| Malva neglecta |
CHEESES |
| Manfreda virginica |
FALSE ALOE |
| Marrubium vulgare |
COMMON HOREHOUND |
| Matelea gonocarpa |
CLIMBING MILKWEED |
| Matelea obliqua |
CLIMBING MILKWEED |
| Matricaria chamomilla |
GERMAN CHAMOMILE |
| Medicago lupulina |
BLACK MEDIC |
| Medicago sativa |
ALFALFA |
| Melica mutica |
TW0-FLOWERED MELIC GRASS |
| Melica nitens |
THREE-FLOWERED MELIC GRASS |
| Melilotus alba |
WHITE SWEET CLOVER |
| Melilotus officinalis |
YELLOW SWEET CLOVER |
| Melothria pendula |
CREEPING CUCUMBER |
| Menispermum canadense |
MOONSEED |
| Mentha arvensis villosa |
FIELD MINT |
| Mertensia virginica |
BLUEBELLS |
| Microstegium vimineum |
EULALIA |
| Mikania scandens |
CLIMBING HEMPWEED |
| Mimulus alatus |
WINGED MONKEY FLOWER |
| Mimulus ringens |
MONKEY FLOWER |
| Mirabilis nyctaginea |
WILD FOUR-O'CLOCK |
| Mitchella repens |
PARTRIDGE-BERRY |
| Mitella diphylla |
BISHOP'S-CAP |
| Mollugo verticillatus |
CARPETWEED |
| Monarda bradburiana |
MONARDA |
| Monarda fistulosa |
WILD BERGAMOT |
| Monotropa hypopithys |
PINESAP |
| Monotropa uniflora |
INDIAN PIPE |
| Morus alba |
WHITE MULBERRY |
| Morus rubra |
RED MULBERRY |
| Muhlenbergia bushii |
MUHLY |
| Muhlenbergia capillaris |
HAIR GRASS |
| Muhlenbergia frondosa |
COMMON SATIN GRASS |
| Muhlenbergia schreberi |
NIMBLE WILL |
| Muhlenbergia sobolifera |
MUHLY |
| Muhlenbergia sylvatica |
MUHLY |
| Muhlenbergia tenuiflora |
SLENDER MUHLY |
| Myosotis macrosperma |
SCORPION GRASS |
| Myosotis verna |
SCORPION GRASS |
| Myosurus minimus |
MOUSETAIL |
| Najas guadalupensis |
SOUTHERN NAIAD |
| Najas minor |
|
| Narcissus poeticus |
POET'S NARCISSUS |
| Narcissus pseudo-narcissus |
DAFFODIL |
| Nelumbo lutea |
AMERICAN LOTUS |
| Nepeta cataria |
CATNIP |
| Nothoscordum bivalve |
CROW POISON |
| Nuphar luteum macrophyllum |
SPATTERDOCK |
| Nyssa aquatica |
SWAMP TUPELO |
| Nyssa sylvatica |
BLACK GUM |
| Obolaria virginica |
PENNYWORT |
| Oenothera biennis |
EVENING PRIMROSE |
| Oenothera biennis canescens |
EVENING PRIMROSE |
| Oenothera fruticosa |
SHRUBBY SUNDROPS |
| Oenothera fruticosa glauca |
FOUR-ANGLED SUNDROPS |
| Oenothera laciniata |
RAGGED EVENING PRIMROSE |
| Oenothera linifolia |
THREAD-LEAVED SUNDROPS |
| Oenothera pilosella |
PRAIRIE SUNDROPS |
| Oenothera speciosa |
SHOWY EVENING PRIMROSE |
| Onoclea sensibilis |
SENSITIVE FERN |
| Onosmodium hispidissimum |
MARBLESEED |
| Onosmodium molle |
MARBLESEED |
| Onosmodium molle occidentale |
MARBLESEED |
| Ophioglossum engelmannii |
ADDER'S-TONGUE FERN |
| Ophioglossum vulgatum pseudopodum |
ADDER'S-TONGUE FERN |
| Opuntia humifusa |
PRICKLY-PEAR |
| Opuntia macrorhiza |
BIGROOT PRICKLY-PEAR |
| Ornithogalum umbellatum |
COMMON STAR-OF-BETHLEHEM |
| Orobanche uniflora |
CANCER-ROOT |
| Osmorhiza claytonii |
SWEET CICELY |
| Osmorhiza longistylis |
ANISE-ROOT |
| Osmunda cinnamomea |
CINNAMON FERN |
| Osmunda claytoniana |
INTERRUPTED FERN |
| Osmunda regalis spectabilis |
REGAL FERN |
| Ostrya virginiana |
HOP HORNBEAM |
| Oxalis dillenii |
YELLOW WOOD SORREL |
| Oxalis illinoensis |
ILLINOIS WOOD SORREL |
| Oxalis stricta |
YELLOW WOOD SORREL |
| Oxalis violacea |
PURPLE OXALIS |
| Oxypolis rigidior |
COWBANE |
| Panax quinquefolius |
GINSENG |
| Panicum anceps |
PANIC GRASS |
| Panicum capillare |
WITCH GRASS |
| Panicum dichotomiflorum |
FALL PANICUM |
| Panicum dichotomiflorum geniculatum |
FALL PANICUM |
| Panicum flexile |
SLENDER PANIC GRASS |
| Panicum gattingeri |
PANIC GRASS |
| Panicum philadelphicum |
PANIC GRASS |
| Panicum rigidulum |
MUNRO GRASS |
| Panicum virgatum |
PRAIRIE SWITCHGRASS |
| Parietaria pensylvanica |
PENNSYLVANIA PELLITORY |
| Paronychia canadensis |
FORKED CHICKWEED |
| Paronychia fastigiata |
FORKED CHICKWEED |
| Parthenium integrifolium |
AMERICAN FEVERFEW |
| Parthenocissus quinquefolia |
VIRGINIA CREEPER |
| Paspalum ciliatifolium |
BEADGRASS |
| Paspalum fluitans |
SWAMP BEADGRASS |
| Paspalum laeve |
SMOOTH LENS GRASS |
| Paspalum pubiflorum glabrum |
BEADGRASS |
| Passiflora incarnata |
LARGE PASSION-FLOWER |
| Passiflora lutea glabriflora |
SMALL PASION-FLOWER |
| Pastinaca sativa |
PARSNIP |
| Paulownia tomentosa |
PAULOWNIA |
| Pedicularis canadensis |
LOUSEWORT |
| Pedicularis lanceolata |
SWAMP WOOD BETONY |
| Pellaea atropurpurea |
PURPLE CLIFFBRAKE |
| Pellaea glabella |
PURPLE CLIFFBRAKE |
| Peltandra virginica |
ARROW ARUM |
| Penstemon alluviorum |
LOWLAND BEARD-TONGUE |
| Penstemon brevisepalus |
|
| Penstemon calycosus |
SMOOTH BEARD-TONGUE |
| Penstemon digitalis |
FOXGLOVE BEARD-TONGUE |
| Penstemon hirsutus |
HAIRY BEARD-TONGUE |
| Penstemon pallidus |
PALE BEARD-TONGUE |
| Penstemon tubaeflorus |
BEARD-TONGUE |
| Penthorum sedoides |
DITCH STONECROP |
| Perideridia americana |
|
| Perilla frutescens |
BEEFSTEAK PLANT |
| Phacelia bipinnatifida |
|
| Phacelia purshii |
MIAMI MIST |
| Phalaris arundinacea |
REED CANARY GRASS |
| Phaseolus polystachios |
WILD KIDNEY BEAN |
| Phegopteris hexagonoptera |
BROAD BEECH FERN |
| Philadelphus pubescens |
MOCK ORANGE |
| Phleum pratense |
TIMOTHY |
| Phlox bifida |
CLEFF PHLOX |
| Phlox divaricata laphamii |
BLUE PHLOX |
| Phlox glaberrima interior |
SMOOTH PHLOX |
| Phlox paniculata |
GARDEN PHLOX |
| Phlox pilosa |
DOWNY PHLOX |
| Phoradendron serotinum |
MISTLETOE |
| Phryma leptostachya |
LOPSEED |
| Phyla lanceolata |
FOG-FRUIT |
| Phyllanthus caroliniensis |
PHYLLANTHUS |
| Physalis heterophylla |
GROUND CHERRY |
| Physalis pruinosa |
GROUND CHERRY |
| Physalis pubescens |
ANNUAL GROUND CHERRY |
| Physalis subglabrata |
SMOOTH GROUND CHERRY |
| Physalis virginiana |
GROUND CHERRY |
| Physocarpus opulifolius |
COMMON NINEBARK |
| Physostegia virginiana |
FALSE DRAGONHEAD |
| Phytolacca americana |
POKEWEED |
| Pilea fontana |
CLEARWEED |
| Pilea pumila |
CANADA CLEARWEED |
| Pinus echinata |
SHORTLEAF PINE |
| Pinus taeda |
LOBLOLLY PINE |
| Planera aquatica |
PLANER TREE |
| Plantago aristata |
BRACTED PLANTAIN |
| Plantago cordata |
HEARTLEAF PLANTAIN |
| Plantago lanceolata |
BUCKHORN |
| Plantago major |
COMMON PLANTAIN |
| Plantago pusilla |
SMALL PLANTAIN |
| Plantago rugelii |
RED-STALKED PLANTAIN |
| Plantago virginica |
DWARF PLANTAIN |
| Platanthera clavellata |
GREEN ORCHID |
| Platanthera lacera |
GREEN FRINGED ORCHID |
| Platanthera peramoena |
PURPLE FRINGELESS ORCHID |
| Platanus occidentalis |
BUTTONWOOD |
| Pluchea camphorata |
CAMPHOR WEED |
| Poa alsodes |
GROVE BLUEGRASS |
| Poa angustifolia |
BLUEGRASS |
| Poa annua |
ANNUAL BLUEGRASS |
| Poa autumnalis |
BLUEGRASS |
| Poa chapmaniana |
ANNUAL BLUEGRASS |
| Poa compressa |
CANADIAN BLUEGRASS |
| Poa pratensis |
KENTUCKY BLUEGRASS |
| Poa sylvestris |
WOODLAND BLUEGRASS |
| Podophyllum peltatum |
MAYAPPLE |
| Poinsettia cyanthophora |
WILD POINSETTIA |
| Poinsettia cyanthophora graminifolia |
WILD POINSETTIA |
| Poinsettia dentata |
WILD POINSETTIA |
| Polemonium reptans |
JACOB'S-LADDER |
| Polygala incarnata |
PINK MILKWORT |
| Polygala sanguinea |
FIELD MILKWORT |
| Polygala verticillata |
WHORLED MILKWORT |
| Polygonatum biflorum |
SMALL SOLOMON SEAL |
| Polygonatum commutatum |
GREAT SOLOMON SEAL |
| Polygonum amphibium |
WATER SMARTWEED |
| Polygonum arenastrum |
KNOTWEED |
| Polygonum cespitosum longisetum |
CREEPING SMARTWEED |
| Polygonum convolvulus |
BLACK BIRDWEED |
| Polygonum cristatum |
COPSE BINDWEED |
| Polygonum hydropiper |
COMMON SMARTWEED |
| Polygonum hydropiperoides |
MILD WATER PEPPER |
| Polygonum lapathifolium |
CURTTOP LADY'S THUMB |
| Polygonum pensylvanicum |
GIANT SMARTWEED |
| Polygonum pensylvanicum laevigatum |
PENNSYLVANIA SMARTWEED |
| Polygonum persicaria |
SPOTTED LADY'S THUMB |
| Polygonum punctatum |
DOTTED SMARTWEED |
| Polygonum ramosissimum |
BUSHY KNOTWEED |
| Polygonum sagittatum |
ARROWLEAF TEARTHUMB |
| Polygonum scandens |
CLIMBING BUCKWHEAT |
| Polygonum setaceum interjectum |
BRISTLY SMARTWEED |
| Polygonum tenue |
SLENDER KNOTWEED |
| Polygonum virginianum |
VIRGINIA KNOTWEED |
| Polymnia canadensis |
LEAFCUP |
| Polymnia canadensis |
LEAFCUP |
| Polymnia uvedalia |
BEARS FOOT |
| Polypodium polypodioides michauxianum |
GRAY POLYPODY |
| Polypodium virginianum |
COMMON POLYPODY |
| Polypodium virginianum |
COMMON POLYPODY |
| Polystichum acrostichoides |
CHRISTMAS FERN |
| Polytaenia nuttallii |
PRAIRIE PARSLEY |
| Populus alba |
WHITE POPLAR |
| Populus deltoides |
EASTERN COTTONWOOD |
| Populus heterophylla |
SWAMP COTTONWOOD |
| Populus nigra |
BLACK POPLAR |
| Porteranthus stipulatus |
INDIAN PHYSIC |
| Portulaca oleracea |
PURSLANE |
| Potamogeton diversifolius |
WATERTHREAD PONDWEED |
| Potamogeton foliosus |
LEAFY PONDWEED |
| Potamogeton illinoensis |
ILLINOIS PONDWEED |
| Potamogeton nodosus |
AMERICAN PONDWEED |
| Potentilla norvegica |
ROUGH CINQUEFOIL |
| Potentilla recta |
SULFUR CINQUEFOIL |
| Potentilla simplex |
COMMON CINQUEFOIL |
| Prenanthes altissima |
TALL WHITE LETTUCE |
| Prenanthes racemosa |
GLAUCOUS WHITE LETTUCE |
| Proserpinaca palustris |
MERMAID-WEED |
| Prunella vulgaris elongata |
SELF-HEAL |
| Prunus americana |
AMERICAN PLUM |
| Prunus americana lanata |
WILD PLUM |
| Prunus angustifolia |
CHICKASAW PLUM |
| Prunus hortulana |
WILD GOOSE PLUM |
| Prunus munsoniana |
WILD GOOSE PLUM |
| Prunus persica |
PEACH |
| Prunus serotina |
WILD BLACK CHERRY |
| Prunus virginiana |
COMMON CHOKECHERRY |
| Psoralea onobrychis |
FRENCH GRASS |
| Psoralea psoralioides eglandulosa |
SAMPSON'S SNAKEROOT |
| Ptelea trifoliata |
WAFER ASH |
| Pteridium aquilinum latiusculum |
BRACKEN FERN |
| Pueraria lobata |
KUDZU-VINE |
| Pycnanthemum incanum |
GRAY MOUNTAIN MINT |
| Pycnanthemum pilosum |
HAIRY MOUNTAIN MINT |
| Pycnanthemum pycnanthemoides |
MOUNTAIN MINT |
| Pycnanthemum tenuifolium |
SLENDER MOUNTAIN MINT |
| Pycnanthemum torrei |
MOUNTAIN MINT |
| Pyrrhopappus carolinianus |
FALSE DANDELION |
| Pyrus communis |
PEAR |
| Quercus alba |
WHITE OAK |
| Quercus bicolor |
SWAMP WHITE OAK |
| Quercus coccinea |
SCARLET OAK |
| Quercus falcata |
SOUTHERN RED OAK |
| Quercus imbricaria |
JACK OAK |
| Quercus lyrata |
OVERCUP OAK |
| Quercus macrocarpa |
BURR OAK |
| Quercus marilandica |
BLACKJACK OAK |
| Quercus michauxii |
BASKET OAK |
| Quercus pagoda |
CHERRYBARK OAK |
| Quercus palustris |
PIN OAK |
| Quercus prinoides acuminata |
CHINKAPIN OAK |
| Quercus rubra |
NORTHERN RED OAK |
| Quercus shumardii |
SHUMARD'S OAK |
| Quercus shumardii schneckii |
SCHNECK'S RED OAK |
| Quercus stellata |
POST OAK |
| Quercus velutina |
BLACK OAK |
| Ranunculus abortivus |
LITTLE-LEAF BUTTERCUP |
| Ranunculus fascicularis |
EARLY BUTTERCUP |
| Ranunculus flabellaris |
YELLOW WATER BUTTERCUP |
| Ranunculus hispidus |
BRISTLY BUTTERCUP |
| Ranunculus micranthus |
SMALL-FLOWED CROWFOOT |
| Ranunculus pusillus |
SMALL SPEARWORT |
| Ranunculus recurvatus |
HOOKED BUTTERCUP |
| Ranunculus sardous |
BUTTERCUP |
| Ranunculus sceleratus |
CURSED CROWFOOT |
| Ranunculus septentrionalis |
SWAMP BUTTERCUP |
| Raphanus sativus |
RADISH |
| Ratibida pinnata |
DROOPING CONEFLOWER |
| Rhamnus caroliniana |
CAROLINA BUCKTHORN |
| Rhexia mariana |
MEADOW BEAUTY |
| Rhexia virginica |
MEADOW BEAUTY |
| Rhus aromatica |
AROMATIC SUMAC |
| Rhus copallina |
DWARF SUMAC |
| Rhus glabra |
SMOOTH SUMAC |
| Rhynchospora capitellata |
BEAKED RUSH |
| Rhynchospora corniculata |
BEAKED RUSH |
| Rhynchospora glomerata |
BEAK RUSH |
| Ribes missouriense |
MISSOURI GOOSEBERRY |
| Robinia hispida |
BRISTLY LOCUST |
| Robinia pseudoacacia |
BLACK LOCUST |
| Rorippa islandica fernaldiana |
MARSH YELLOW CRESS |
| Rorippa sessiliflora |
SESSILE-FLOWERED CRESS |
| Rorippa sinuata |
SPREADING YELLOW CRESS |
| Rorippa sylvestris |
CREEPING YELLOW CRESS |
| Rosa canina |
DOG ROSE |
| Rosa carolina |
PASTURE ROSE |
| Rosa multiflora |
JAPANESE ROSE |
| Rosa palustris |
SWAMPY ROSE |
| Rosa setigera |
ILLINOIS ROSE |
| Rotala ramosior |
TOOTH-CUP |
| Rubus allegheniensis |
COMMON BLACKBERRY |
| Rubus argutus |
HIGHBUSH BLACKBERRY |
| Rubus enslenii |
ARCHING DEWBERRY |
| Rubus flagellaris |
DEWBERRY |
| Rubus frondosus |
BLACKBERRY |
| Rubus occidentalis |
BLACK RASPBERRY |
| Rubus pensylvanicus |
BLACKBERRY |
| Rubus roribaccus |
VELVET-LEAVED DEWBERRY |
| Rubus trivialis |
SOUTHERN DEWBERRY |
| Rudbeckia fulgida |
ORANGE CONEFLOWER |
| Rudbeckia hirta |
BLACK-EYED SUSAN |
| Rudbeckia laciniata |
CUTLEAF CONEFLOWER |
| Rudbeckia subtomentosa |
FRAGRANT CONEFLOWER |
| Rudbeckia triloba |
BROWN-EYED SUSAN |
| Ruellia caroliniensis dentata |
WILD PETUNIA |
| Ruellia humilis |
HAIRY RUELLIA |
| Ruellia strepens |
SMOOTH RUELLIA |
| Rumex acetosella |
COMMON SORREL |
| Rumex altissimus |
PALE DOCK |
| Rumex crispus |
CURLY DOCK |
| Rumex mexicanus |
DOCK |
| Rumex obtusifolius |
BITTER DOCK |
| Rumex verticillatus |
SWAMP DOCK |
| Sabatia angularis |
MARSH PINK |
| Sagina decumbens |
PEARLWORT |
| Sagittaria calycina |
ARROWLEAF |
| Sagittaria latifolia |
ARROWHEAD |
| Sagittaria longirostra |
ARROWHEAD |
| Salix alba |
WHITE WILLOW |
| Salix amygdaloides |
PEACH-LEAVED WILLOW |
| Salix caroliniana |
CAROLINA WILLOW |
| Salix exigua |
SANDBAR WILLOW |
| Salix fragilis |
BRITTLE WILLOW |
| Salix humilis |
PRAIRIE WILLOW |
| Salix humilis hyporhysa |
PRAIRIE WILLOW |
| Salix nigra |
BLACK WILLOW |
| Salix sericea |
SILKY WILLOW |
| Salvia azurea grandiflora |
BLUE SAGE |
| Salvia lyrata |
CANCER-WEED |
| 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 |
| Sassafras albidum molle |
RED SASSAFRAS |
| Saururus cernuus |
LIZARD'S TAIL |
| Saxifraga forbesii |
FORBES' SAXIFRAGE |
| Schizachyrium scoparium |
LITTLE BLUESTEM |
| Scirpus americanus |
AMERICAN BULRUSH |
| Scirpus atrovirens |
DARK GREEN RUSH |
| Scirpus cyperinus |
WOOL GRASS |
| Scirpus georgianus |
|
| Scirpus koilolepis |
|
| Scirpus pedicellatus |
BULRUSH |
| Scirpus pendulus |
RED BULRUSH |
| Scirpus polyphyllus |
BULRUSH |
| Scirpus purshianus |
WEAK BULRUSH |
| Scirpus tabernaemontanii |
GREAT BULRUSH |
| Scleria pauciflora |
NUT RUSH |
| Scleria pauciflora caroliniana |
FEW-FLOWERED NUT RUSH |
| Scleria triglomerata |
TALL NUT GRASS |
| Scrophularia marilandica |
LATE FIGWORT |
| Scutellaria elliptica |
HAIRY SKULLCAP |
| Scutellaria incana |
DOWNY SKULLCAP |
| Scutellaria lateriflora |
MAD-DOG SKULLCAP |
| Scutellaria leonardii |
SMALL SKULLCAP |
| Scutellaria nervosa |
VEINY SKULLCAP |
| Scutellaria ovata |
HEART-LEAVED SKULLCAP |
| Secale cereale |
RYE |
| Sedum pulchellum |
WIDOW'S-CROSS |
| Sedum telephioides |
AMERICAN ORPINE |
| Sedum ternatum |
THREE-LEAVED STONECROP |
| Selaginella apoda |
MARSH CLUB MOSS |
| Selaginella rupestris |
ROCK SELAGINELLA |
| Senecio aureus |
GOLDEN RAGWORT |
| Senecio glabellus |
BUTTERWEED |
| Senecio obovatus |
ROUNDLEAF RAGWORT |
| Senecio pauperculus |
BALSAM GROUNDSEL |
| Senecio plattensis |
PRAIRIE GROUNDSEL |
| Setaria faberi |
GIANT FOXTAIL |
| Setaria geniculata |
PERENNIAL FOXTAIL |
| Setaria geniculata |
PERENNIAL FOXTAIL |
| Setaria glauca |
PIGEON GRASS |
| Setaria italica |
FOXTAIL MILLET |
| Setaria viridis |
COMMON FOXTAIL |
| Sibara virginica |
VIRGINIA ROCK CRESS |
| Sicyos angulatus |
BUR CUCUMBER |
| Sida spinosa |
PRICKLY SIDA |
| Silene antirrhina |
SLEEPY CATCHFLY |
| Silene stellata |
STARRY 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 atlanticum |
EASTERN BLUE-EYED GRASS |
| Sisyrinchium campestre |
PRAIRIE BLUE-EYED GRASS |
| Sium suave |
WATER PARSNIP |
| Smilacina racemosa |
FALSE SOLOMON SEAL |
| Smilax bona-nox |
BULLBRIER |
| Smilax bona-nox hederaefolia |
BULLBRIER |
| Smilax glauca |
GREENBRIER |
| Smilax glauca leurophylla |
CATBRIER |
| Smilax hispida |
BRISTLY GREENBRIER |
| Smilax lasioneuron |
COMMON CARRION FLOWER |
| Smilax pulverulenta |
CARRION FLOWER |
| Smilax rotundifolia |
CAT BRIERS |
| Solanum carolinense |
HORSE-NETTLE |
| Solanum ptycanthum |
BLACK NIGHTSHADE |
| Solidago buckleyi |
BUCKLEY'S GOLDENROD |
| Solidago caesia |
BLUESTEM GOLDENROD |
| Solidago canadensis |
CANADA GOLDENROD |
| Solidago flexicaulis |
BROADLEAF GOLDENROD |
| Solidago gigantea |
LATE GOLDENROD |
| Solidago juncea |
EARLY GOLDENROD |
| Solidago nemoralis |
DYERSWEED GOLDENROD |
| Solidago patula |
ROUGH-LEAF GOLDENROD |
| Solidago petiolaris |
DOWNY GOLDENROD |
| Solidago radula |
ROUGH GOLDENROD |
| Solidago rigida |
RIGID GOLDENROD |
| Solidago rugosa |
ROUGH GOLDENROD |
| Solidago speciosa |
SHOWY GOLDENROD |
| Solidago sphacelata |
GOLDENROD |
| Solidago ulmifolia |
ELM-LEAVED GOLDENROD |
| Sorghastrum nutans |
INDIAN GRASS |
| Sorghum bicolor |
BROOM CORN |
| Sorghum halepense |
EGYPTIAN MILLET |
| Spermacoce glabra |
SMOOTH BUTTONWEED |
| Sphenopholis nitida |
SHINING WEDGE GRASS |
| Sphenopholis obtusata |
PRAIRIE WEDGE GRASS |
| Sphenopholis obtusata major |
WEDGE GRASS |
| Spigelia marilandica |
INDIAN PINK |
| Spiranthes cernua |
NODDING LADIES-TRESSES |
| Spiranthes gracilis |
SLENDER LADIES' TRESSES |
| Spiranthes ovalis |
LADIES' TRESSES |
| Spiranthes tuberosa |
LITTLE LADIES' TRESSES |
| Spiranthes vernalis |
SPRING 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 |
SLENDERLEAF BETONY |
| Staphylea trifolia |
BLADDERNUT |
| Stellaria graminea |
COMMON STICHWORT |
| Stellaria media |
COMMON CHICKWEED |
| Stellaria pubera |
GREAT CHICKWEED |
| Stenanthium gramineum |
FEATHER-BELL |
| Strophostyles helvola |
WILD BEAN |
| Strophostyles leiosperma |
WILD BEAN |
| Strophostyles umbellata |
WILD BEAN |
| Stylophorum diphyllum |
CELANDINE POPPY |
| Stylosanthes biflora |
PENCIL FLOWER |
| Styrax americana |
MOCK-ORANGE |
| Symphoricarpos orbiculatus |
BUCKBRUSH |
| Syringa vulgaris |
LILAC |
| Taenidia integerrima |
YELLOW PIMPERNEL |
| Talinum parviflorum |
PRAIRIE FAMEFLOWER |
| Taraxacum officinale |
COMMON DANDELION |
| Taxodium distichum |
BALD CYPRESS |
| Tephrosia virginiana |
GOAT'S RUE |
| Teucrium canadense virginicum |
AMERICAN GERMANDER |
| Thalictrum dasycarpum hypoglaucum |
MEADOW RUE |
| Thalictrum revolutum |
WAXY MEADOW RUE |
| Thalictrum thalictroides |
RUE ANEMONE |
| Thaspium barbinode |
HAIRY MEADOW PARSNIP |
| Thaspium trifoliatum |
MEADOW PARSNIP |
| Thelypteris noveboracensis |
NEW YORK FERN |
| Thelypteris palustris pubescens |
MARSH FERN |
| Tilia americana |
AMERICAN LINDEN |
| Tilia heterophylla |
WHITE BASSWOOD |
| Tipularia discolor |
CRANE-FLY ORCHID |
| Toxicodendron radicans |
POISON IVY |
| Toxicodendron toxicarium |
POISON OAK |
| Trachelospermum difforme |
CLIMBING DOGBANE |
| Tradescantia ohiensis |
SPIDERWORT |
| Tradescantia subaspera |
SPIDERWORT |
| Tradescantia virginiana |
SPIDERWORT |
| Tragia cordata |
TRAGIA |
| Tragopogon pratensis |
COMMON GOAT'S BEARD |
| Triadenum tubulosum |
MARSH ST. JOHNS-WORT |
| Triadenum walteri |
MARSH ST. JOHNS-WORT |
| Trichomanes boschianum |
FILMY FERN |
| Trichostema brachiatum |
FALSE PENNYROYAL |
| Trichostema dichotomum |
BLUE CURLS |
| Tridens flavus |
FALSE RED TOP |
| Tridens strictus |
|
| Trifolium arvense |
RABBIT-FOOT CLOVER |
| Trifolium campestre |
LOW HOP CLOVER |
| Trifolium dubium |
LITTLE HOP CLOVER |
| Trifolium hybridum |
ALSIKE CLOVER |
| Trifolium pratense |
RED CLOVER |
| Trifolium repens |
WHITE CLOVER |
| Trillium flexipes |
DECLINED TRILLIUM |
| Trillium recurvatum |
RED TRILLIUM |
| Trillium sessile |
SESSILE TRILLIUM |
| Triodanis perfoliata |
VENUS' LOOKING-GLASS |
| Triodanis perfoliata biflora |
VENUS' LOOKING-GLASS |
| Triosteum angustifolium |
YELLOW-FLOWERED HORSE GENTIAN |
| Triosteum perfoliatum |
LATE HORSE GENTIAN |
| Tripsacum dactyloides |
GAMA GRASS |
| Triticum aestivum |
BEARDED WHEAT |
| Typha angustifolia |
NARROW-LEAVED CATTAIL |
| Typha latifolia |
CATTAIL |
| Ulmus alata |
WINGED ELM |
| Ulmus americana |
AMERICAN ELM |
| Ulmus rubra |
SLIPPERY ELM |
| Uvularia grandiflora |
BIG MERRY BELLS |
| Uvularia sessilifolia |
LITTLE MERRY BELLS |
| Vaccinium arboreum |
FARKLEBERRY |
| Vaccinium arboreum glaucescens |
FARKLEBERRY |
| Vaccinium pallidum |
LOW-BUSH BLUEBERRY |
| Vaccinium pallidum |
LOW-BUSH BLUEBERRY |
| Vaccinium stamineum |
DEERBERRY |
| Valeriana pauciflora |
PINK VALERIAN |
| Valerianella radiata |
CORN SALAD |
| 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 |
| Verbesina helianthoides |
YELLOW CROWNBEARD |
| Verbesina virginica |
FROSTWEED |
| Vernonia gigantea |
TALL IRON WEED |
| Vernonia missurica |
MISSOURI IRONWEED |
| Veronica arvensis |
CORN SPEEDWELL |
| Veronica peregrina |
PURSLANE SPEEDWELL |
| Veronica serpyllifolia |
THYME-LEAVED SPEEDWELL |
| Veronicastrum virginicum |
CULVER'S ROOT |
| Viburnum dentatum deamii |
SOUTHERN ARROWWOOD |
| Viburnum prunifolium |
BLACK HAW |
| Viburnum recognitum |
SMOOTH ARROWWOOD |
| Viburnum rufidulum |
RUSTY NANNYBERRY |
| Vicia villosa |
WINTER VETCH |
| Vinca major |
LARGE PERIWINKLE |
| Vinca minor |
COMMON PERIWINKLE |
| 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 sagittata |
ARROW-LEAVED VIOLET |
| Viola sororia |
WOOLLY BLUE VIOLET |
| Viola striata |
COMMON WHITE VIOLET |
| Viola triloba |
CLEFT VIOLET |
| Viola triloba dilatata |
CLEFT VIOLET |
| Vitis aestivalis |
SUMMER GRAPE |
| Vitis cinerea |
WINTER GRAPE |
| Vitis palmata |
CATBIRD GRAPE |
| Vitis riparia |
RIVERVBANK GRAPE |
| Vitis vulpina |
FROST GRAPE |
| Vulpia bromoides |
|
| Vulpia octoflora |
SIX-WEEKS FESCUE |
| Vulpia octoflora glauca |
SLENDER FESCUE |
| Vulpia octoflora tenella |
SIX-WEEKS FESCUE |
| Waldsteinia fragarioides |
BARREN STRAWBERRY |
| Wisteria frutescens |
WISTERIA |
| Woodsia obtusa |
COMMON WOODSIA |
| Woodwardia areolata |
NETTED CHAIN FERN |
| Yucca flaccida |
ADAM'S NEEDLE |
| Zanthoxylum americanum |
PRICKLY ASH |
| Zizia aurea |
GOLDEN ALEXANDERS |