Weed Id guide
ALL

Common NameLatin Name
Ajuga see Bugleweed
Alligatorweed Alternanthera philoxeroides
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 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
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
Brittle Naiad see Slender Naiad
Brittleleaf see Slender Naiad
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
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
Catchweed Bedstraw Galium mollugo
Catmint see Catnip
Catnip Nepeta cataria
Cattails Nympha spp.
Catwort see Catnip
Celery-Leaf Buttercup see Crowfoot Buttercup
Centipedegrass Eremochloa ophiuroides
Chara Chara spp.
Cheat Bromus secalinus
Chicory Cichorium intybus
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 Catchweed 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 Beggarticks see Devils Beggarticks
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 Groundsel Senecio vulgaris
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 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 Waterpurslane
Creeping Woodsorrel see Creeping Red Woodsorrel
Creeping charlie see Ground Ivy
Cressleaf Groundsel Senecio glabellus
Crested anoda see Spurred Anoda
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
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 Beggarticks Bidens frondosa
Devils Pitchfork see Devils Beggarticks
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
Eurasian Watermilfoil Myriophyllum spicatum
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
Foxglove Penstemon
Foxtail Barley Hordeum jubatum
Foxtail Millet Setaria italica
Frogfruit Phyla lanceolata
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
Greenbriar Smilax spp.
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 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 Frogfruit see Frogfruit
Lanceleaf Ragweed Ambrosia bidentata
Large Crabgrass Digitaria sanguinalis
Large Hop Clover Trifolium campestre
Large-bracted Plantain Plantago aristata
Lawn Burweed Soliva pterosperma
Lemon Balm see Bee-balm
Lindheimer's Panic-grass Dicanthelium acuminatum subsp. Lindheimeri
Little Barley Hordeum pusillum
Littleleaf Sensitivebriar Mimosa microphylla
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
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
Paleseed Plantain see Hoary Plantain
Palmer Amaranth Amaranthus palmeri
Palmer Pigweed see Palmer Amaranth
Palmleaf Morningglory Ipomoea wrightii
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
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 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
Roadside thistle see Tall Thistle
Rosinweed see Compass Plant
Rough Cinquefoil Potentilla norvegica
Roughstalk Bluegrass Poa trivialis
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
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
Sensitivebriar see Littleleaf Sensitivebriar
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
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
Smilax bona-nox see Saw Greenbrier
Smooth Bedstraw Galium mollugo
Smooth Bedstraw see Catchweed Bedstraw
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
Star Thistle see Spotted Knapweed
Star-of-Bethlehem Ornithogalum umbellatum
Starch Grapehyacinth Muscari racemosum
Stick-Tights see Devils Beggarticks
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
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
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 see Waterpurslane
Water Willow Justicia americana
Water-starwort Callitriche heterophylla
Waterhemp see Common Waterhemp
Waterlilies Nymphaea spp.
Watermeal Wolffia spp.
Waterpurslane Ludwigia palustris
Watershield Brasenia schreberi
Waterthread Pondweed see Variable-leaf Pondweed
Western Ironweed see Baldwins Ironweed
Western Panic-grass see Lindheimer's Panic-grass
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 Snakeroot Eupatorium serotinum
White Sweet Clover Melilotus alba
White Vervain Verbena urticifolia
White evening-primrose see Showy Evening-primrose
Whitetop see White Snakeroot
Wild Basil Satureja vulgaris
Wild Bergamot see Bee-balm
Wild Blue Phlox see Blue Phlox
Wild Buckwheat Polygonum convolvulus
Wild Carrot Daucus carota
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 Foxtail Setaria glauca
Yellow Nutsedge Cyperus esculentus
Yellow Rocket Barbarea vulgaris
Yellow Woodsorrel Oxalis stricta
Yellow-flowered Leaf-cup Smallanthus uvedalia
Yucca Yucca filamentosa