Common Name | Latin Name |
---|---|
Ajuga | see Bugleweed |
Allegheny Blackberry | see Smooth Blackberry |
Alligatorweed | Alternanthera philoxeroides |
American Bellflower | Campanulastrum americanum |
American Burnweed | see Fireweed |
American Elder | see Elderberry |
American Lotus | Nelumbo lutea |
American Speedwell | Veronica americana |
American Water Plantain | Alisma subcordatum |
American Water Willow | see Water Willow |
American brooklime | see American Speedwell |
Amur honeysuckle | see Bush Honeysuckle |
Annual Bluegrass | Poa annua |
Annual Fleabane | Erigeron annuus |
Annual Jewgrass | see Japanese Stiltgrass |
Annual Marshelder | Iva annua |
Annual Rye | see Annual Ryegrass |
Annual Ryegrass | Lolium multiflorum |
Annual Sowthistle | Sonchus oleraceus |
Annual Wormwood | Artemisia annua |
Apple-of-Peru | Nicandra physalodes |
Arabidopsis | see Mouse-ear Cress |
Arrow-leaved Tearthumb | Polygonum sagittatum |
Arrowleaf Knotweed | see Arrow-leaved Tearthumb |
Arrowleaf Sida | Sida rhombifolia |
Arrowleaf Smartweed | see Arrow-leaved Tearthumb |
Arrowvine | see Arrow-leaved Tearthumb |
Asian Dayflower | see Marsh Dayflower |
Asian Spiderwort | see Marsh Dayflower |
Asiatic Dayflower | Commelina communis |
Aunt Lucy | Ellisia nyclelea |
Autumn Clematis | see Virgin's Bower |
Autumn Olive | Elaeagnus umbellata |
Bachelors Buttons | see Cornflower |
Baldwins Ironweed | Vernonia baldwinii |
Balloonvine | Cardiospermum halicacabum |
Barnyardgrass | Echinochloa crus-galli |
Basketgrass | see Japanese Stiltgrass |
Bathurst Bur | see Spiny Cocklebur |
Beaked Nightshade | see Buffalobur |
Bear's Foot | see Yellow-flowered Leaf-cup |
Bear-grass | see Yucca |
Bearded Sprangletop | Leptochloa fusca ssp. fascicularis |
Bedstraw | Galium aparine |
Bee-balm | Monarda fistulosa |
Beef-steak Plant | see Perilla Mint |
Benghal Dayflower | Commelina benghalensis |
Bermudagrass | Cynodon dactylon |
Bigroot Morningglory | Ipomoea pandurata |
Birds Foot Violet | Viola pedata |
Birdsfoot Trefoil | Lotus corniculatus |
Bitter Sneezeweed | Helenium amarum |
Bittersweet Nightshade | Solanum dulcamara |
Black Locust | Robinia pseudoacacia |
Black Medic | Medicago lupulina |
Black Oak | Quercus velutina |
Blackjack Oak | Quercus marilandica |
Blackseed Plantain | Plantago rugelii |
Bladder Campion | Silene vulgaris |
Bladderworts | Utricularia spp. |
Bloodroot | Sanguinaria canadensis |
Bloom Fell | see Birdsfoot Trefoil |
Blue Phlox | Phlox divaricata |
Blue Vervain | Verbena hastata |
Blue-Bottles | see Starch Grapehyacinth |
Bluebell | see Virginia Bluebells |
Blueweed | see Viper's Bugloss |
Bouncing-bet | Saponaria officinalis |
Brazilian Elodea | Egeria densa |
Brazilian Waterweed | see Brazilian Elodea |
Bristly Cattail Sedge | see Frank's Sedge |
Bristly Greenbrier | Smilax hispida |
Brittle Naiad | see Slender Naiad |
Brittleleaf | see Slender Naiad |
Broadleaf Arrowhead | see Midwestern Arrowhead |
Broadleaf Dock | Rumex obtusifolius |
Broadleaf Pepperweed | see Perennial Pepperweed |
Broadleaf Plantain | Plantago major |
Broadleaf Signalgrass | Brachiaria platyphylla |
Broomsedge | Andropogon virginicus |
Brown Mustard | see Indian Mustard |
Browntop Millet | Brachiaria ramosa |
Buckbrush | Symphoricarpos orbiculatus |
Buckhorn Plantain | Plantago lanceolata |
Buffalobur | Solanum rostratum |
Bugleweed | Ajuga reptans |
Bulbous Buttercup | Ranunculus bulbosus |
Bulbous Oatgrass | Arrhenatherum elatius var. bulbosa |
Bulbous Tall Oatgrass | see Bulbous Oatgrass |
Bull Thistle | Cirsium vulgare |
Bullbrier | see Greenbrier |
Burcucumber | Sicyos angulatus |
Bush Honeysuckle | Lonicera maackii |
Bushy Wallflower | Erysimum repandum |
Butterfly Milkweed | Asclepias tuberosa |
Butterflyweed | see Butterfly Milkweed |
Butterweed | see Cressleaf Groundsel |
Calamint | Calamintha nepeta |
Calepina | Calepina irregularis |
Caltrop | see Puncturevine |
Canada Onion | see Wild Onion |
Canada Thistle | Cirsium arvense |
Canadian Garlic | see Wild Onion |
Cancer weed | see Lyreleaf Sage |
Cancer-root | see Squaw-root |
Caper Spurge | Euphorbia lathyris |
Carolina False Dandelion | Pyrrhopappus carolinianus |
Carolina Foxtail | Alopecurus carolinianus |
Carolina Geranium | Geranium carolinianum |
Carpet Bentgrass | see Creeping Bentgrass |
Carpet Bugle | see Bugleweed |
Carpetweed | Mollugo verticillata |
Castor Bean | Ricinus communis |
Castor Oil Plant | see Castor Bean |
Cat'S Clover | see Birdsfoot Trefoil |
Cat's claw | see Sensitive Brier |
Catbrier | see Bristly Greenbrier |
Catbrier | see Greenbrier |
Catmint | see Catnip |
Catnip | Nepeta cataria |
Cattails | Nympha spp. |
Catwort | see Catnip |
Celery-Leaf Buttercup | see Crowfoot Buttercup |
Chara | Chara spp. |
Cheat | Bromus secalinus |
Chicory | Cichorium intybus |
Chinese Fountain Grass | Pennisetum alopecuroides |
Chinese Lantern | see Apple-of-Peru |
Chinese Yam | Dioscorea batatas |
Cinnamon Vine | see Chinese Yam |
Clammy Groundcherry | Physallis heterophylla |
Clasping Milkweed | Asclepias amplexicaule |
Cleavers | see Bedstraw |
Climbing False Buckwheat | Polygonum scandens |
Climbing Rose | see Prairie Rose |
Cockspur Thorn | Crataegus crus-galli |
Coco | see Purple Nutsedge |
Coffee Senna | Cassia occidentalis |
Common Balm | see Bee-balm |
Common Beggar-ticks | Bidens frondosa |
Common Beggarticks | see Common Beggar-ticks |
Common Blackberry | see Smooth Blackberry |
Common Blue Violet | Viola papilionacea |
Common Bugleweed | see Bugleweed |
Common Burdock | Arctium minus |
Common Buttonweed | see Poorjoe |
Common Catsear | Hypochoeris radicata |
Common Chickweed | Stellaria media |
Common Cocklebur | Xanthium strumarium |
Common Dayflower | see Asiatic Dayflower |
Common Dewberry | see Northern Dewberry |
Common Duckweeds | see Duckweeds |
Common Eveningprimrose | Oenothera biennis |
Common Greenbrier | see Roundleaf Greenbrier |
Common Groundsel | Senecio vulgaris |
Common Hop Sedge | see Hop Sedge |
Common Lambsquarters | Chenopodium album |
Common Lespedeza | Lespedeza striata |
Common Mallow | Malva neglecta |
Common Milkweed | Asclepias syriaca |
Common Mullein | Verbascum thapsus |
Common Pokeweed | Phytolacca americana |
Common Purslane | Portulaca oleracea |
Common Ragweed | Ambrosia artemisiifolia |
Common Reed | Phragmites australis |
Common Saint Johnswort | see Saint Johnswort |
Common Sunflower | Helianthus annuus |
Common Tansy | Tanacetum vulgare |
Common Teasel | Dipsacus fullonum |
Common Toadflax | Linaria canadensis |
Common Unicorn Plant | see Devil's Claw |
Common Venus Looking-glass | Triodanis perfoliata |
Common Vetch | Vicia sativa |
Common Waterhemp | Amaranthus tuberculatus |
Common Yarrow | Achillea millefolium |
Compass Plant | Silphium laciniatum |
Coontail | Ceratophyllum demersum |
Coralberry | see Buckbrush |
Coreopsis Beggarticks | Bidens polylepis |
Corn Buttercup | Ranunculus arvensis |
Corn Campion | see Corn Cockle |
Corn Cockle | Agrostemma githago |
Corn Gromwell | Buglossoides arvensis |
Corn Rose | see Corn Cockle |
Corn Speedwell | Veronica arvensis |
Corn Spurry | Spergula arvensis |
Cornflower | Centaurea cyanus |
Cornsalad | Valerianella radiata |
Cotton Morningglory | Ipomoea cordatotriloba |
Cotton thistle | see Scotch Thistle |
Cottonwood | Populus deltoides |
Cow-itch | see Trumpetcreeper |
Creamy Wild Indigo | Baptisia leucophaea |
Creeping Bentgrass | Agrostis palustris |
Creeping Phlox | Phlox subulata |
Creeping Red Woodsorrel | Oxalis corniculata |
Creeping Rush | Juncus repens |
Creeping Water Purslane | see Water Purslane |
Creeping Woodsorrel | see Creeping Red Woodsorrel |
Creeping charlie | see Ground Ivy |
Cressleaf Groundsel | Senecio glabellus |
Crested anoda | see Spurred Anoda |
Crimson Fountain Grass | see Chinese Fountain Grass |
Crossvine | Bignonia capreolata |
Crow Toes | see Birdsfoot Trefoil |
Crowfoot Buttercup | Ranunculus sceleratus |
Crowfoot violet | see Birds Foot Violet |
Crowfootgrass | Dactyloctenium aegyptium |
Crownvetch | Coronilla varia |
Cup Plant | Silphium perfoliatum |
Curly Dock | Rumex crispus |
Curlycup Gumweed | Grindelia squarrosa |
Curlyleaf Pondweed | Potamogeton crispus |
Cursed Buttercup | see Crowfoot Buttercup |
Cursed Crowfoot | see Crowfoot Buttercup |
Cutleaf Eveningprimrose | Oenothera laciniata |
Cutleaf Geranium | Geranium dissectum |
Cutleaf Teasel | Dipsacus laciniatus |
Cypress Spurge | Euphorbia cyparissias |
Cypressvine Morningglory | Ipomoea quamoclit |
Cypressweed | see Dogfennel |
Daggerweed | see Spiny Cocklebur |
Daisy Fleabane | see Annual Fleabane |
Dallisgrass | Paspalum dilatatum |
Dame's Rocket | Hesperis matronalis |
Dandelion | Taraxacum officinale |
Deer-tongue Grass | Panicum clandestinum or Dichanthelium clandestinum |
Deer-tongue Panic Grass | see Deer-tongue Grass |
Deptford Pink | Dianthus armeria |
Devil'S Shoestring | see Buckbrush |
Devil's Claw | Proboscidea louisianica |
Devil's-tongue | see Prickly Pear |
Devils Beggar-Ticks | see Common Beggar-ticks |
Dichondra | Dichondra repens |
Ditchweed | see Marijuana |
Dodder | Cuscuta spp. |
Dogfennel | Eupatorium capillifolium |
Doveweed | Murdannia nudiflora |
Downy Brome | Bromus tectorum |
Duckweeds | Lemna spp. |
Dwarf Dandelion | Krigia oppositifolia or Krigia caespitosa |
Dyers Woad | Isatis tinctora |
Eardrops | see Redvine |
Eastern Black Nightshade | Solanum ptycanthum |
Eastern Cottonwood | see Cottonwood |
Eastern Gamagrass | Tripsacum dactyloides |
Eastern Redcedar | Juniperus virginiana |
Eclipta | Eclipta prostrata |
Egeria | see Brazilian Elodea |
Egypt grass | see Crowfootgrass |
Elderberry | Sambucus nigra ssp. canadensis |
Entireleaf Morningglory | Ipomoea hederacea var. integriuscula |
Everlasting Pea | see Perennial Pea |
Fall Panicum | Panicum dichotomiflorum |
False Dandelion | see Common Catsear |
Field Balm | see Calamint |
Field Bindweed | Convolvulus arvensis |
Field Dodder | see Dodder |
Field Horsetail | Equisetum arvense |
Field Madder | Sherardia arvensis |
Field Pansy | Viola rafinesquii |
Field Pennycress | Thlaspi arvense |
Field Pepperweed | Lepidium campestre |
Field Poppy | Papaver dubium |
Field Violet | Viola arvensis |
Fire Pink | Silene virginica |
Fireweed | Erechtites hieracifolia |
Flatweed | see Common Catsear |
Florida Beggarweed | Desmodium tortuosum |
Florida Betony | Stachys floridana |
Florida Pusley | Richardia scabra |
Flowering Spurge | Euphorbia corollata |
Fogfruit | Phyla lanceolata |
Fountain Grass | see Chinese Fountain Grass |
Fourvalve Mimosa | see Sensitive Brier |
Foxglove Penstemon | |
Foxtail Barley | Hordeum jubatum |
Foxtail Millet | Setaria italica |
Frank's Sedge | Carex frankii |
Frogfruit | see Fogfruit |
Fuzzy Bean | see Missouri Fuzzy Bean |
Gamagrass | see Eastern Gamagrass |
Garden Vetch | see Common Vetch |
Garlic Mustard | Allaria petiolata |
German Moss | see Knawel |
Giant Foxtail | Setaria faberi |
Giant Ragweed | Ambrosia trifida |
Giant Whiteweed | see Perennial Pepperweed |
Globe Flatsedge | Cyperus echinatus |
Goat's-beard | Tragopogon dubius |
Goosegrass | Eleusine indica |
Gopher Plant | see Caper Spurge |
Grass pink | see Deptford Pink |
Great Reedmace | see Cattails |
Green Foxtail | Setaria viridis |
Green Kyllinga | Kyllinga brevifolia |
Green Milkweed | Asclepias viridis |
Green Pigweed | see Slender Amaranth |
Greenbrier | Smilax bona-nox |
Ground Burnut | see Puncturevine |
Ground Honeysuckle | see Birdsfoot Trefoil |
Ground Ivy | Glechoma hederacea |
Gum Weed | see Compass Plant |
Hairy Bittercress | Cardamine hirsuta |
Hairy Galinsoga | Galinsoga ciliata |
Hare'S-Foot Clover | see Rabbitfoot Clover |
Healall | Prunella vulgaris |
Hedge | see Osage Orange |
Hedge Bindweed | Calystegia sepium |
Hedge Mustard | Sisymbrium officinale |
Hemp Dogbane | Apocynum cannabinum |
Hemp Sesbania | Sesbania exaltata |
Henbit | Lamium amplexicaule |
Herb Of Grace | see Blue Vervain |
Hickory | Carya tomentosa |
Highbush Blackberry | Rubus argutus |
Hoary Plantain | Plantago virginica |
Hoary Puccoon | Lithospermum canescens |
Hogwort | see Woolly Croton |
Honey Locust | Gleditsia triacanthos |
Honeyvine Milkweed | Ampelamus albidus |
Hop O'My Thumb | see Birdsfoot Trefoil |
Hop Sedge | Carex lupulina |
Hop Trefoil | see Large Hop Clover |
Hophornbeam Copperleaf | Acalypha ostryifolia |
Horehound | Marrubium vulgare |
Hornwort | see Coontail |
Horsenettle | Solanum carolinense |
Horsetail | see Field Horsetail |
Horseweed | Conyza canadensis |
Hush-tomatoe | see Smooth Groundcherry |
Illinois Bundleflower | Desmanthus illinoensis |
Indian Currant | see Buckbrush |
Indian Mock-Strawberry | Duchesnea indica |
Indian Mustard | Brassica juncea |
Indian Paint | see Bloodroot |
Indian Woodoats | Chasmanthium latifolium |
Inland Ironweed | see Baldwins Ironweed |
Irish Moss | see Cypress Spurge |
Ironweed | see Baldwins Ironweed |
Italian Ryegrass | see Annual Ryegrass |
Ivyleaf Morningglory | Ipomoea hederacea |
Japanese Bamboo | Polygonum cuspidatum |
Japanese Clover | see Common Lespedeza |
Japanese Honeysuckle | Lonicera japonica |
Japanese Hops | Humulus japonicus |
Japanese Knotweed | see Japanese Bamboo |
Japanese Silverberry | see Autumn Olive |
Japanese Stiltgrass | Microstegium vimineum var. imberbe |
Jerusalem Artichoke | Helianthus tuberosus |
Jewelweed | see Touch-me-not |
Jimsonweed | Datura stramonium |
Johnsongrass | Sorghum halepense |
Jointhead Arthraxon | Arthraxon hispidus |
Kansas Thistle | see Buffalobur |
Kentucky Bluegrass | Poa pratensis |
Kidney Weed | see Dichondra |
Kiss-Me-Dick | see Cypress Spurge |
Knawel | Scleranthus annuus |
Kochia | Kochia scoparia |
Kudzu | Pueraria montana var. lobata |
Ladies' Eardrops | see Redvine |
Ladysthumb | Polygonum persicaria |
Lanceleaf Fogfruit | see Fogfruit |
Lanceleaf Ragweed | Ambrosia bidentata |
Large Crabgrass | Digitaria sanguinalis |
Large Hop Clover | Trifolium campestre |
Large-bracted Plantain | Plantago aristata |
Late Boneset | Eupatorium serotinum |
Late Thoroughwort | see Late Boneset |
Lateflowering Thoroughwort | see Late Boneset |
Lawn Burweed | Soliva pterosperma |
Lemon Balm | see Bee-balm |
Lindheimer's Panic-grass | Dicanthelium acuminatum subsp. Lindheimeri |
Little Barley | Hordeum pusillum |
Livid Amaranth | see Purple Amaranth |
Livid Pigweed | see Purple Amaranth |
Lizards Tail | Saururus cernuus |
Long Smooth-fruited Poppy | see Field Poppy |
Long-beaked Arrowhead | Sagittaria australis |
Long-stalked Phyllanthus | Phyllanthus tenellus |
Longspine Sandbur | Cenchrus longispinus |
Lyreleaf Sage | Salvia lyrata |
Mandrake | see Mayapple |
Marestail | see Horseweed |
Marijuana | Cannabis sativa |
Marlahan mustard | see Dyers Woad |
Marsh Dayflower | Murdannia keisak |
Marsh Pennywort | Hydrocotyle umbellata |
Marshelder | Iva annua |
Mary'S Grass | see Japanese Stiltgrass |
Mayapple | Podophyllum peltatum |
Maypop Passionflower | Passiflora incarnata |
Mayweed | see Mayweed Chamomile |
Mayweed Chamomile | Anthemis cotula |
Meadow Foxtail | Alopecurus pratensis |
Meadow Garlic | see Wild Onion |
Mexican Sandbur | see Puncturevine |
Microstegium | see Japanese Stiltgrass |
Midwestern Arrowhead | Sagittaria brevirostra |
Milfoil | see Common Yarrow |
Mimosa | Albizia julibrissin |
Missouri Fuzzy Bean | Strophostyles helvula missouriensis |
Mockernut Hickory | see Hickory |
Mole Plant | see Caper Spurge |
Morrow's Bush-Honeysuckle | Lonicera morrowii |
Moss Pink | see Creeping Phlox |
Moth Mullein | Verbascum blattaria |
Mouse-ear Cress | Arabidopsis thaliana |
Mouseear Chickweed | Cerastium vulgatum |
Mouseear Hawkweed | Hieracium pilosella |
Mousetail | Myosurus minimus |
Mugwort | Artemisia vulgaris |
Mulberry Weed | Fatoua villosa |
Mullein | see Common Mullein |
Multiflora Rose | Rosa multiflora |
Musk Thistle | Carduus nutans |
Musk-grass | see Chara |
Nailrod | see Cattails |
Neckweed | see Purslane Speedwell |
New England Aster | Aster novae-angliae |
New York Ironweed | Vernonia noveboracensis |
Nimblewill | Muhlenbergia schreberi |
Nodding Spurge | Chamaesyce nutans |
Nodding Thistle | see Musk Thistle |
Northern Dewberry | Rubus flagellaris |
Ohio Spiderwort | Tradescantia ohiensis |
Oldfield Cinquefoil | see Sulfur Cinquefoil |
Oldfield Toadflax | see Common Toadflax |
Orange Puccoon | see Hoary Puccoon |
Orchardgrass | Dactylis glomerata |
Oregon Vetch | see Common Vetch |
Oriental Mustard | see Indian Mustard |
Osage Orange | Maclura pomifera |
Oxeye Daisy | Chrysanthemum leucanthemum |
Pale Indian Plantain | Arnoglossum atriplicifolium |
Paleseed Plantain | see Hoary Plantain |
Palmer Amaranth | Amaranthus palmeri |
Palmer Pigweed | see Palmer Amaranth |
Palmleaf Morningglory | Ipomoea wrightii |
Parrotfeather | Myriophyllum aquaticum |
Partridgepea | Cassia fasciculata |
Pennsylvania Smartweed | Polygonum pensylvanicum |
Penstemon digitalis | see Foxglove Penstemon |
Perennial Lupine | Lupinus perennis |
Perennial Pea | Lathyrus latifolius |
Perennial Pepperweed | Lepidium latifolium |
Perfoliate Pennycress | Thlaspi perfoliatum |
Perilla Mint | Perilla frutescens |
Persian Speedwell | Veronica persica |
Pickerelweed | Pontederia cordata |
Piedmont Bedstraw | Cruciata pedemontana |
Pin Oak | Quercus palustris |
Pineapple-weed | Matricaria matricarioides |
Pinnate Tansymustard | Descurainia pinnata |
Pitted Morningglory | Ipomoea lacunosa |
Plumeless Thistle | Carduus acanthoides |
Poison Hemlock | Conium maculatum |
Poison Ivy | Toxicodendron radicans |
Pokeberry | see Common Pokeweed |
Poorjoe | Diodia teres |
Potato Vine | see Chinese Yam |
Prairie Mimosa | see Illinois Bundleflower |
Prairie Rose | Rosa Setigera |
Prairie Wild Rose | Rosa arkansana |
Prairie beardtongue | see Trumpet Penstemon |
Prickly Lettuce | Lactuca serriola |
Prickly Pear | Opuntia humifusa |
Prickly Sida | Sida spinosa |
Prostrate Amaranth | see Prostrate Pigweed |
Prostrate Knotweed | Polygonum aviculare |
Prostrate Pigweed | Amaranthus blitoides |
Puncturevine | Tribulus terrestris |
Purple Amaranth | Amaranthus blitum |
Purple Cockle | see Corn Cockle |
Purple Cudweed | Gnaphalium purpureum |
Purple Deadnettle | Lamium purpureum |
Purple Feathergrass | see Chinese Fountain Grass |
Purple Loosestrife | Lythrum salicaria |
Purple Lovegrass | Eragrostis spectabilis |
Purple Milkweed | Asclepias purpurascens |
Purple Nutgrass | see Purple Nutsedge |
Purple Nutsedge | Cyperus rotundus |
Purple-Headed Sneezeweed | Helenium flexuosum |
Purplehead Sneezeweed | see Purple-Headed Sneezeweed |
Purpletop | Tridens flavus |
Purslane Speedwell | Veronica peregrina |
Quackgrass | Elymus repens |
Queen Anne's Lace | see Wild Carrot |
Rabbitfoot Clover | Trifolium arvense |
Rattlebox | see Showy Crotalaria |
Rattlesnake Weed | see Florida Betony |
Red Clover | Trifolium pratense |
Red Deadnettle | see Purple Deadnettle |
Red Morningglory | Ipomoea coccinea |
Red Puccoon | see Bloodroot |
Red Sorrel | Rumex acetosella |
Redroot Pigweed | Amaranthus retroflexus |
Redstem Filaree | Erodium cicutarium |
Redtop | see Creeping Bentgrass |
Redvine | Brunnichia ovata |
Reed Canarygrass | Phalaris arundinacea |
Rice Flatsedge | Cyperus iria |
Richweed | see White Snakeroot |
Roadside thistle | see Tall Thistle |
Rosinweed | see Compass Plant |
Rough Cinquefoil | Potentilla norvegica |
Roughstalk Bluegrass | Poa trivialis |
Roundleaf Greenbrier | Smilax rotundifolia |
Russian Olive | Elaeagnus angustifolia |
Russian Thistle | Salsola kali |
Saint Johnswort | Hypericum perforatum |
Saltwort | see Russian Thistle |
Sandbar Willow | Salix exigua |
Sassafras | Sassafras albidum |
Sassy Jack | see Caper Spurge |
Saw Greenbrier | see Greenbrier |
Sawtooth Blackberry | see Highbush Blackberry |
Scarlet Indian Paintbrush | Castilleja coccinea |
Scarlet Pimpernel | Anagallis arvensis |
Scarlet Toothcup | see Valley Redstem |
Scotch Thistle | Onopordum acanthoides |
Scouring Rush | see Field Horsetail |
Scouringrush | Equisetum hyemale |
Sensitive Brier | Mimosa quadrivalvis var. nuttallii |
Sericea Lespedeza | Lespedeza cuneata |
Shagbark Hickory | Carya ovata |
Sharp-Toothed Blackberry | see Highbush Blackberry |
Shattercane | Sorghum bicolor |
Sheep-Foot | see Birdsfoot Trefoil |
Shepherd's-purse | Capsella bursa-pastoris |
Shingle Oak | Quercus imbricaria |
Shoo Fly | see Apple-of-Peru |
Showy Crotalaria | Crotalaria spectabilis |
Showy Evening-primrose | Oenothera speciosa |
Showy Rattlebox | see Showy Crotalaria |
Showy Ticktrefoil | Desmodium canadense |
Sicklepod | Cassia obtusifolius |
Silver Wormwood | see White Sage |
Silverleaf Nightshade | Solanum elaeagnifolium |
Slender Amaranth | Amaranthus viridis |
Slender Mountain Mint | Pycnanthemum tenuifolium |
Slender Naiad | Najas minor |
Slender Pigweed | see Slender Amaranth |
Slender Pondweed | Potamogeton pusillus |
Small Pondweed | see Slender Pondweed |
Smallflower Geranium | Geranium molle |
Smallflower Morningglory | Jacquemontia tamnifolia |
Smallflowered Bittercress | Cardamine parviflora |
Smallflowered Phacelia | Phacelia dubia |
Smooth Bedstraw | Galium mollugo |
Smooth Bedstraw | see Bedstraw |
Smooth Blackberry | Rubus allegheniensis |
Smooth Blackberry | see Highbush Blackberry |
Smooth Brome | Bromus inermis |
Smooth Bromegrass | see Smooth Brome |
Smooth Crabgrass | Digitaria ischaemum |
Smooth Groundcherry | Physalis longifolia var. subglabrata |
Smooth Hawksbeard | Crepis capillaris |
Smooth Pigweed | Amaranthus hybridus |
Smooth Sumac | Rhus glabra |
Smooth Vetch | Vicia dasycarpa |
Snow-on-the-Mountain | Euphorbia marginata |
Snowy spurge | see Snow-on-the-Mountain |
Soapwort | see Bouncing-bet |
Southern Cottonwood | see Cottonwood |
Southern Sneezeweed | see Purple-Headed Sneezeweed |
Spanish Needles | Bidens bipinnata |
Spanish Thistle | see Spiny Cocklebur |
Spiked loosestrife | see Purple Loosestrife |
Spiny Amaranth | Amaranthus spinosus |
Spiny Burweed | see Spiny Cocklebur |
Spiny Clotbur | see Spiny Cocklebur |
Spiny Cocklebur | Xanthium spinosum |
Spiny Pigweed | see Spiny Amaranth |
Spiny Sowthistle | Sonchus asper |
Spotted Knapweed | Centaurea maculosa |
Spotted Spurge | Chamaesyce maculata |
Spotted St. Johnswort | Hypericum punctatum |
Spurred Anoda | Anoda cristata |
Squaw-root | Conopholis americana |
Squawweed | see Cressleaf Groundsel |
St. Augustine Grass | Stenotaphrum secundatum |
Star Thistle | see Spotted Knapweed |
Star-of-Bethlehem | Ornithogalum umbellatum |
Starch Grapehyacinth | Muscari racemosum |
Sticktight | see Common Beggar-ticks |
Stickweed | Verbesina occidentalis |
Stinging Nettle | Urtica dioica |
Stinkgrass | Eragrostis cilianensis |
Stone Clover | see Rabbitfoot Clover |
Stonewort | see Chara |
Straw-colored Flatsedge | Cyperus strigosus |
Sulfur Cinquefoil | Potentilla recta |
Summer Spurge | see Sun Spurge |
Sun Spurge | Euphorbia helioscopia |
Swamp Milkweed | Asclepias incarnata |
Swamp Smartweed | Polygonum coccineum |
Swamp Verbena | see Blue Vervain |
Sweet Annie | see Annual Wormwood |
Sweet Betty | see Bouncing-bet |
Sweet Pea | see Perennial Pea |
Sweet Vernalgrass | Anthoxanthum odoratum |
Sweetgum | Liquidambar styraciflua |
Swine wart cress | see Swinecress |
Swinecress | Coronopus didymus |
Tall Fennel | see Dogfennel |
Tall Fescue | Lolium arundinaceum |
Tall Goldenrod | Solidago canadensis var. scabra |
Tall Green Milkweed | Asclepias hirtella |
Tall Morningglory | Ipomoea purpurea |
Tall Oatgrass | see Bulbous Oatgrass |
Tall Thistle | Cirsium altissimum |
Tall Waterhemp | see Common Waterhemp |
Tansy Mustard | Descurainia pinnata |
Tansy Mustard | see Pinnate Tansymustard |
Tearthumb | Polygonum arifolium |
Teaweed | see Prickly Sida |
Texas Panicum | Panicum texanum |
Texas Thistle | see Buffalobur |
Thorny Buryweed | see Spiny Cocklebur |
Thoroughwort Pennycress | see Perfoliate Pennycress |
Three-way Sedge | Dulichium arundinaceum |
Timothy | Phleum pratense |
Toothed Spurge | Euphorbia dentata |
Toothed Spurge | see Wild Poinsettia |
Touch-me-not | Impatiens capensis |
Trailing Crownvetch | see Crownvetch |
Tree-of-Heaven | Ailanthus altissima |
Trifoliate Orange | Poncirus trifoliata |
Tropic Croton | Croton glandulosus var. septentrionalis |
Tropical Soda Apple | Solanum viarum |
Trumpet Penstemon | Penstemon tubaeflorus |
Trumpetcreeper | Campsis radicans |
Tufted Knotweed | Polygonum caespitosum var .longisetum |
Tumble Pigweed | Amaranthus albus |
Tumbleweed | see Russian Thistle |
Valley Redstem | Ammannia coccinea |
Variable-leaf Pondweed | Potamogeton diversifolius |
Velvetleaf | Abutilon theophrasti |
Velvetleaf Ticktrefoil | Desmodium viridiflorum |
Venice Mallow | Hibiscus trionum |
Viper's Bugloss | Echium vulgare |
Virgin's Bower | Clematis terniflora |
Virginia Bluebells | Mertensia virginica |
Virginia Buttonweed | Diodia virginiana |
Virginia Copperleaf | Acalypha virginica |
Virginia Cowslip | see Virginia Bluebells |
Virginia Creeper | Parthenocissus quinquefolia |
Virginia Knotweed | Polygonum virginianum |
Virginia Pepperweed | Lepidium virginicum |
Virginia Plantain | see Hoary Plantain |
Virginia Smartweed | see Virginia Knotweed |
Volunteer Wheat | see Wheat |
Water Hyacinth | Eichhornia crassipes |
Water Pennywort | see Marsh Pennywort |
Water Plantain | Alisma subcordatum |
Water Purslane | Ludwigia palustris |
Water Willow | Justicia americana |
Water-starwort | Callitriche heterophylla |
Waterhemp | see Common Waterhemp |
Waterlilies | Nymphaea spp. |
Watermeal | Wolffia spp. |
Watershield | Brasenia schreberi |
Waterthread Pondweed | see Variable-leaf Pondweed |
Western Ironweed | see Baldwins Ironweed |
Western Panic-grass | see Lindheimer's Panic-grass |
Western Rock Jasmine | Androsace occidentalis |
Western Salsify | see Goat's-beard |
Western Tansymustard | see Pinnate Tansymustard |
Western Yarrow | see Common Yarrow |
Wheat | Triticum aestivum |
White Avens | Geum canadense |
White Campion | Silene alba |
White Clover | Trifolium repens |
White Flowered Mazus | Mazus japonicus |
White Heath Aster | Aster pilosus |
White Hickory | see Hickory |
White Horehound | see Horehound |
White Sage | Artemisia ludoviciana |
White Sagebrush | see White Sage |
White Sanicle | see White Snakeroot |
White Snakeroot | Ageratina altissima |
White Sweet Clover | Melilotus alba |
White Vervain | Verbena urticifolia |
White evening-primrose | see Showy Evening-primrose |
White wand beardtongue | see Trumpet Penstemon |
White wand penstemon | see Trumpet Penstemon |
Wild Basil | Satureja vulgaris |
Wild Bergamot | see Bee-balm |
Wild Blue Phlox | see Blue Phlox |
Wild Buckwheat | Polygonum convolvulus |
Wild Carrot | Daucus carota |
Wild Chervil | Chaerophyllum procumbens |
Wild Chrysanthemum | see Mugwort |
Wild Four-O Clock | Mirablis nyctaginea |
Wild Garlic | Allium vineale |
Wild Grapes | Vitis spp. |
Wild Mustard | Brassica kaber |
Wild Oat | Avena fatua |
Wild Onion | Allium canadense |
Wild Pansy | see Field Violet |
Wild Parsnip | Pastinaca sativa |
Wild Poinsettia | Euphorbia heterophylla |
Wild Radish | Raphanus raphanistrum |
Wild Sunflower | see Common Sunflower |
Wild Sweet William | see Blue Phlox |
Wild Vervain | see Blue Vervain |
Wild-proso Millet | Panicum miliaceum |
Winged Sumac | Rhus copallina |
Wingstem | Verbesina alternifolia |
Wire Grass | see Bermudagrass |
Wireweed | see Prostrate Knotweed |
Witchgrass | Panicum capillare |
Woodland Phlox | see Blue Phlox |
Woodrush | Luzula bulbosa |
Woolly Croton | Croton capitatus |
Woolly Cupgrass | Eriochloa villosa |
Wooly Ragwort | Senecio tomentosus |
Yellow Crownbeard | see Stickweed |
Yellow Fox Sedge | Carex annectens |
Yellow Foxtail | Setaria glauca |
Yellow Nutsedge | Cyperus esculentus |
Yellow Rocket | Barbarea vulgaris |
Yellow Woodsorrel | Oxalis stricta |
Yellow-flowered Leaf-cup | Smallanthus uvedalia |
Yellowfruit Sedge | see Yellow Fox Sedge |
Yucca | Yucca filamentosa |
Zarzaparrilla | see Greenbrier |