Weeds


A
Amaranth, palmer
Amaranth palmeri
Amaranth, spiny
Amaranthus spinosus
Aster, slender
Aster gracillis
Aster, white heath
Symphyotrichum ericoides
Aster, white prairie
Symphyotrichum falcatum
Aster, wild
Aster gracillis
B
Bahiagrass
Paspalum notatum
Barley, little
Hordeum pusillum
Barnyardgrass
Echinochloa crus-galli
Bedstraw, annual
Galium aparine
Beggarticks
Bidens frondosa
Beggarweed
Desmodium incanum
Beggarweed, creeping
Desmodium canum
Bentgrass
Agrostis
Bindweed, field
Convolvulus arvensis
Bindweed, hedge
Birdsfoot trefoil
Lotus corniculatus
Bitter sneezeweed
Hymenoxys odorata
Bittercress, hairy
Cardamine hirsuta
Bitterweed
Hymenoxys odorata
Black medic
Medicago lupulina
Black-eyed susan
Bluebur
Lappula squarrosa
Blue-eyed mary
Collinsia verna
Bluegrass, annual
Poa annua
Bluegrass, bulbous
Poa bulbosa
Bluegrass, roughstalk
Poa trivialis
Blueweed
Echium vulgare
Brassbuttons
Brome
Broomweed, annual
Amphiachyris dracunculoides
Buckwheat, wild
Fallopia convolvulus
Burcucumber
Genus sicyos
Burdock
Arctium
Burhead
Echinodorus cordifolius
Burnweed, american
Erechtites hieraciifolia
Buttercup
Ranunculus spp
Buttercup, annual
Ranunculus sceleratus
Buttercup, bulbous
Buttercup, creeping
Ranunculus repens
Buttercup, hairy
Ranunculus sardous
Buttercup, tall
Ranunculus acris
Buttonweed, virginia
Diodia virginiana
C
Camelthorn
Alhagi maurorum
Carolina ponyfoot
Dichondra carolinesis
Carpetgrass
Axonopus fissifolius
Carpetweed
Mollugo verticillata
Carrot, wild
Daucus carota
Catnip
Nepeta cataria
Celandine, lesser
Ficaria verna
Chamberbitter
Phyllanthus urinaria
Chamomile, scentless
Tripleurospermum inodorum
Chickweed, common
Stellaria media
Chickweed, mouseear
Cerastium spp.
Chicory
Cichorium intybus
Cinquefoil
Potentilla spp.
Cinquefoil, sulfur
Potentilla recta
Clover
Trifolium spp.
Clover, bur
Medicago polymorpha
Clover, crimson
Clover, dutch
Trifolium repens
Clover, honeysuckle
Trifolium repens
Clover, large hop
Trifolium aureum
Clover, purplewort
Trifolium repens
Clover, rabbitfoot
Trifolium arvense
Clover, red
Trifolium pratense
Clover, strawberry
Clover, white
Trifolium repens
Clover, white sweet
Melilotus albus
Clover, white trefoil
Trifolium repens
Clover, yellow sweet
Melilotus officinalis
Cocklebur
Xanthium strumarium
Cocklebur, spiny
Coffeeweed
Sesbania herbacea
Common groundsel
Senecio vulgaris
Compassplant
Silphium laciniatum
Corn spurry
Spergula arvensis
Cornflower
Centaurea cyanus
Crabgrass
Digitaria spp.
Crabgrass, large
Digitaria sanguinalis
Crabgrass, smooth
Digitaria ischaemum
Crabgrass, southern
Digitaria ciliaris
Crabgrass, tropical
Crazyweed
Oxytropis spp.
Creeper, virgina
Parthenocissus quinquefolia
Creeping jenny
Lysimachia nummularia
Croton, tropic
L. croton glandulosus
Croton, woolly
Croton capitatus
Crowfootgrass
Dactyloctenium aegyptium
Crownvetch
Securigera varia
Cudweed
Gnaphalium spp.
Cudweed, purple
Gamochaeta purpurea
Cupgrass, woolly
Eriochloa villosa
D
Daisy, english
Bellis perennis
Daisy, oxeye
Leucanthemum vulgare
Dallisgrass
Paspalum dilatatum
Dandelion
Taraxacum
Dandelion, carolina false
Pyrrhoppapus carolinianus
Dandelion, cat's ear
Hypochaeris radicata
Dandelion, false
Hypochaeris radicata
Dandelion, virginia dwarf
Krigia virginica
Dayflower
Commelina communis
Dead nettle, purple
Lamium purpureum
Dichondra
Dichondra repens
Dichondra, carolina
Dichondra carolinesis
Dock
Rumex spp.
Dock, curly
Rumex crispus
Dock, smooth
Dogbane, hemp
Apocynum cannabinum
Dogfennel
Eupatorium capillifolium
Dollarweed
Hydrocotyle verticillata
Doveweed
Croton capitatus
E
Elderberry
Evening primrose
Oenothera spp.
Evening primrose, cutleaf
Oenothera laciniata
F
Falseflax
Fanweed
Thlaspi arvense
Fiddleneck
Amsinckia spp.
Fieldcress, austrian
Filaree, redstem
Erodium cicutarium
Filaree, whitestem
Erodium moschatum
Fireweed
Chamaenerion spp.
Fleabane
Erigeron spp.
Fleabane, annual
Erigeron annuus
Fleabane, flax-leaf
Erigeron bonariensis
Fleabane, hairy
Erigeron bonariensis
Fleabane, philadelphia
Erigeron philadelphicus
Florida betony
Stachys floridana
Florida pulsey
Richardia scabra
Four-o-clock, wild
Foxtail, annual
Setaria viridis
Foxtail, giant
Setaria faberi
Foxtail, green
Setaria viridis
Foxtail, yellow
Setaria pumila
Frenchweed
G
Galinsoga
Galinsoga parviflora
Galinsoga, hairy
Galinsoga quadriradiata
Garlic, wild
Allium vineale
Geranium, carolina
Geranium carolinianum
Geranium, dovefoot
Geranium molle
Geranium, wild
Geranium maculatum
Goathead
Goatsbeard
Aruncus dioicus
Goatweed
Croton capitatus
Goldenrod
Solidago
Goosegrass
Eleusine indica
Greenbriar, roundleaf
Smilax rotundifolia
Ground ivy (creeping charlie)
Glechoma hederacea
Groundsel
Senecio vulgaris
Gumweed
H
Halogeton
Halogeton glomeratus
Hawksbeard, asiatic
Youngia japonica
Hawkweed
Hieracium spp.
Hawkweed, mouseear
Hawkweed, orange
Pilosella aurantiaca
Hawkweed, yellow
Hieracium caespitosum
Healall
Prunella vulgaris
Heartleaf drymary
Hemp, wild
Cannabis sativa
Henbane, black
Hyoscyamus niger
Henbit
Lamium amplexicaule
Hoary cress
Hogweed, giant
Heracleum mantegazzianum
Hogwort
Croton capitatus
Honeyvine milkweed
Cynanchum laeve
Horsenettle
Solanum carolinense
Horseweed (marestail)
Erigeron canadensis
Horseweed, sprawling
Calyptocarpus vialis
I
Innocence
Cenchrus spp.
Ironweed, tall
Vernonia gigantea
Ironweed, western
Vernonia baldwinii
Itchgrass
Rottboellia cochinchinensis
J
Jewelweed
Impatiens capensis
Jimsonweed
Datura stramonium
Johnsongrass
Sorghum halepense
Junglerice
Echinochloa colona
K
Knapweed
Centaurea spp.
Knawel
Scleranthus annuus
Knotweed
Polygonum spp.
Knotweed, prostrate
Polygonum aviculare
Kochia
Bassia scoparia
Kudzu
Pueraria montana
Kyllinga, annual
Cyperus sesquiflorus
Kyllinga, false green
Kyllinga gracillima
Kyllinga, green
Kyllinga brevifolia
L
Lady's mantle
Alchemilla mollis
Ladysthumb
Persicaria maculosa
Lambsquarters, common
Chenopodium album
Lawn burweed
Soliva sessilis
Lespedeza
Lespedeza cuneata
Lespedeza, annual
Lespedeza striata
Lettuce, wild
Lactuca virosa
Licorice, wild
Glycyrrhiza lepidota
Lippia
Lippia alba
Locoweed
Oxytropis spp.
Locust, black
Robinia pseudoacacia
Locust, honey
Gleditsia triacanthos
Loosestrife, purple
Lythrum salicaria
Lovegrass
Eragrostis
Lovegrass, gophertail
Eragrostis cillaris
Lovegrass, tufted
Eragrostis pectinacea
M
Madder, field
Sherardia spp.
Mallow, common
Malva neglecta
Marigold, wild
Marshelder
Iva annua
Mary's grass
Microstegium vimineum
Matchweed
Lippia nodiflora
Mayweed, scentless
Matricaria perforata
Mayweed, stinking
Anthemis cotula
Milkvetch
Astragalus
Milkweed
Asclepias
Milkweed, bloodflower
Millet, browntop
Brachiaria ramosa
Millet, common
Panicum miliaceum
Millet, proso
Panicum miliaceum
Mimosa
Mimosa pudica
Morningglory
Ipomoea
Morningglory, entireleaf
Ipomea hederacea var. integriuscula
Morningglory, ivyleaf
Ipomea hederacea
Morningglory, pitted
Ipomea lacunosa
Morningglory, woolly
Moss
Bryophyta
Mugwort
Mulberry weed
Mullein
Verbascum thapsus
Mustard, black
Mustard, hedge
Mustard, tansy
Descurainia pinnata
Mustard, white
Brassica alba
Mustard, yellow
Brassica alba
N
Nettle, burning
Nettle, stinging
Nettle, tall
Nettles
Urtica dioica
Nightshade, black
Solanum nigrum
Nightshade, eastern black
Solanum ptychanthum
Nightshade, hairy
Solanum vilosum
Nightshade, silverleaf
Solanum elaeagnifolium
Nimblewill
Muhlenbergia schreberi
Nutsedge, purple
Cyperus rotundus
Nutsedge, yellow
Cyperus esculentus
O
Oat, wild
Avena fatua
Old world diamond flower
Hedyotis
Oxalis
Oxalis
Oxalis, buttercup
Oxeye, creeping
Sphagneticola trilobata
Oxtongue, bristly
Helminthotheca echioides
P
Panicum, browntop
Panicum fasiculatum
Panicum, fall
Panicum dichotomiflorum
Panicum, texas
Panicum texanum
Pansy, field
Viola arvensis
Parsley piert
Aphanes
Parsnip
Paspalum, bull
Paspalum setaceum
Paspalum, thin
Paspalum setaceum
Pea, swainson
Sphaerophysa salsula
Pearlwort, birdseye
Sagina procumbens
Pennycress, field
Thlaspi arvense
Pennywort
Hydrocotyle verticillata
Pepperweed
Lepidium virginicum
Pepperweed, field
Lepidium campestre
Pepperweed, perennial
Lepidium latifolium
Pepperweed, yellowflower
Perennial ryegrass
Lolium perenne
Pigweed
Amaranthus spp.
Pigweed, prostrate
Pigweed, redroot
Amaranthus retroflexus
Pigweed, smooth
Amaranthus hybridus
Pigweed, tumble
Amaranthus albus
Pineapple weed
Chamomilla suaveolens
Plantain
Plantaginaceae
Plantain, blackseed
Plantago rugelli
Plantain, bracted
Plantago aristata
Plantain, broadleaf
Plantago major
Plantain, buckhorn
Plantago lanceolata
Plantain, narrow-leaf
Plantago lanceolata
Plantain, paleseed
Plantago virginica
Plantain, water
Alisma subcordatum
Plantain, woolly
Poison ivy
Toxicodendron radicans
Poison oak
Toxicodendron diversilobum
Pokeberry
Phytolacca americana
Pokeweed
Phytolacca americana
Poorjoe
Diodia teres
Povertyweed
Diodia teres
Prickly sida
Sida spinosa
Puncturevine
Tribulus terrestris
Purslane, annual
Portulaca oleracea
Purslane, common
Portulaca oleracea
Purslane, horse
Trianthema portulacastrum
Q
Quackgrass
Elytriga repens
R
Radish, wild
Raphanus raphanistrum
Ragweed, common
Ambrosia artemisiifolia
Ragweed, giant
Ambrosia trifida
Ragweed, western
Ambrosia psilostachya
Ragwort, tansy
Senecio jacobaea l.
Rape, wild
Brassica rapa
Red fescue
Festuca rubra
Redbud
Cercis canadensis
Redstem
Erodium cicutarium
Redweed
Phytolacca americana
Rescuegrass
Bromus catharticus
Rice flatsedge
Cyperus iria
Rocket, london
Sisymbrium irio
Rough bluegrass
Poa trivialis
Rush skeletonweed
Chondrilla juncea
S
Sage, whiteleaf
Salvia leucophylla
Salsify
Tragopogon porrifolius
Salsify, western
Tragopogon dubius
Sandbur, field
Cenchrus echinatus
Scarlet pimpernel
Seashore paspalum
Paspalum vaginatum
Sedge
Cyperus spp.
Sedge, annual
Cyperus compressus
Sedge, cylindrical
Cyperus retrorsus
Sedge, globe
Carex perglobosa
Sedge, surinam
Cyperus surinamensis
Sedge, texas
Carex texensis
Sesbania, hemp
Sesbania herbacea
Shattercane
Sorghum bicolor
Shepherd's purse
Capsella bursa-pastoris
Sicklepod
Senna obtusifolia
Signalgrass, broadleaf
Urochloa platyphylla
Smartweed, pale
Persicaria lapathifolia
Smartweed, pennslyvania
Polygonum pensylvanicum
Smutgrass
Sneezeweed bitter
Hymenoxys odorata
Soda apple, tropical
Solanum viarum
Sorrel
Sorrel, heartwing
Rumex hastatulus
Sorrel, red (sheep)
Rumex acetosella
Sowthistle, annual
Sonchus oleraceus
Sowthistle, perennial
Sonchus arvensis
Sowthistle, prickly
Sonchus asper
Sowthistle, spiny
Sonchus asper
Spanish needles
Bidens alba
Speedwell (veronica)
Veronica officinalis
Speedwell, corn
Veronica arvensis
Speedwell, persian
Veronica persica
Speedwell, purslane
Veronica peregrina
Speedwell, slender
Veronica filiformis
Speedwell, thymeleaf
Veronica serpyllifolia
Sprangletop
Leptochloa
Spurge
Euphorbia
Spurge, garden
Spurge, leafy
Euphorbia esula
Spurge, prostrate
Euphorbia maculata
Spurge, spotted (annual)
Euphorbia maculata
Spurge, thyme-leaf
Euphorbia serpyllifolia
Spurweed
St. johnswort, common
Hypericum perforatum
Star of bethlehem
Ornithogalum
Starthistle, malta
Centaurea melitensis
Starthistle, purple
Centaurea calcitrapa
Starthistle, yellow
Centaurea solstitialis
Stiltgrass, japanese
Microstegium vimineum
Stinkgrass
Eragrostis cilianesis
Strawberry, india mock
Strawberry, wild
Fragaria vesca
Sunflower
Helianthus
Sunflower, false
Sunflower, prairie
Sweet potato, wild
Swinecress
Coronopus
Switchgrass
Panicum virgatum
T
Tall fescue
Festuca arundinacea
Tanweed
Teasel
Dipsacus
Thistle
Cirsium spp.
Thistle, artichoke
Cynara cardunculus
Thistle, blessed milk
Silybum marianum
Thistle, bull
Cirsium vulgare
Thistle, canada
Cirsium arvense
Thistle, italian
Carduus pycnocephalus
Thistle, musk (nodding)
Carduus nutans
Thistle, plumeless
Carduus acanthoides
Thistle, russian
Salsola
Thistle, scotch
Onopordum acanthium
Thistle, wavyleaf bull
Thistle, woolly distaff
Carthamus lanatus
Toadflax, canada
Nuttallanthus canadensis
Torpedograss
Panicum repens
Trampweed, facelis
Facelis retusa
Tree of heaven
Ailanthus altissima
V
Velvetleaf
Abutilon theophrasti
Venice mallow
Hibiscus trionum
Venus' looking-glass
Triodanis perfoliata
Verbena
Verbena officinalis
Vervain, blue
Vervain, prostrate
Vervain, tall
Vetch
Vicia
Vetch, narrowleaf
Violet, field
Viola arvensis
Violet, wild
Viola sororia
W
Waterhemp, common
Amaranthus rudis
Western clematis
Wild mustard
Sinapis arvensis
Wild onion
Allium
Willowweed, panicle
Epilobium brachycarpum
Windmillgrass
Chloris
Wintercress, bitter
Wisteria
Wisteria sinensis
Witchgrass
Panicum capillare
Woodsorrel, creeping
Oxalis corniculata
Woodsorrel, yellow
Oxalis stricta
Wormseed
Wormwood, absinth
Artemisia absinthium
Wormwood, biennial
Artemisia biennis
Y
Yarrow
Achillea millefolium
Yellow rocket
Barbarea vulgaris