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Acroptilon
repens (Russian Knapweed)
Ailanthus
altissima (Tree-of-Heaven)
Allium
neapolitanum (Ornamental Onion)
Amaranthus
albus (Tumble Pigweed)
Amaranthus
retroflexus (Redroot Pigweed)
Ambrosia
psilostachya (Western Ragweed)
Anagallis
arvensis (Scarlet Pimpernel)
Anthemis
cotula (Mayweed)
Araujia sericifera (Bladderflower)
Arctium
lappa (Common Burdock)
Arundo
donax (Giant Reed)
Atriplex
semibaccata (Australian Saltbush)
Avena
fatua (Wild Oats)
Brassica
nigra (Black Mustard)
Brassica
rapa (Field Mustard)
Bromus
arizonicus (Arizona Brome)
Bromus
catharticus (Rescuegrass)
Bromus
diandrus (Ripgut Brome)
Bromus
hordeaceus (Soft Chess)
Bromus
madritensis (Red Brome)
Bromus
tectorum (Downy Brome, Cheat Grass)
Capsella
bursa-pastoris (Shepherdspurse)
Carduus
pycnocephalus (Italian Thistle)
Carpobrotus
edulis (Hottentot Fig)
Cenchrus
longispinus (Longspine Sandbur)
Centaurea
melitensis (Tocalote)
Centaurea
solstitialis (Yellow Starthistle)
Centranthus
ruber (Red Valerian)
Cerastium
glomeratum (Sticky Chickweed)
Chamaesyce
maculata (Prostrate Spurge)
Chamaesyce
serpens (Creeping Spurge)
Chenopodium
album (Common Lambsquarters)
Chenopodium
murale (Nettleleaf Goosefoot)
Chloris
virgata (Feather Fingergrass)
Chrysanthemum
coronarium (Garland Chrysanthemum)
Cichorium
intybus (Chicory)
Cirsium
arvense (Canada Thistle)
Cirsium
vulgare (Bull Thistle)
Conium
maculatum (Poison Hemlock)
Convolvulus
arvensis (Field Bindweed)
Conyza
bonariensis (Flax-leaved Fleabane)
Conyza
canadensis (Canada Horseweed)
Cortaderia
jubata (Pampas Grass)
Cotula
australis (Southern Brassbuttons)
Croton
setigerus (Turkey Mullein)
Cuscuta
indecora (Largeseed Dodder)
Cynodon
dactylon (Bermudagrass)
Cyperus
esculentus (Yellow Nutsedge)
Cyperus
rotundus (Purple Nutsedge)
Dactylis
glomerata (Orchardgrass)
Datura
stramonium (Jimsonweed)
Datura
wrightii (Tolguacha)
Delairea
odorata (Cape Ivy)
Digitaria
sanguinalis (Large Crabgrass)
Echinochloa
colonum (Jungle Rice)
Echinochloa_crusgalli (Barnyardgrass)
Ehrharta
calycina (Veldt Grass)
Elytrigia
repens (Quack Grass)
Epilobium
brachycarpum Panicle Willowweed)
Eragrostis
cilianensis (Stink Grass)
Eragrostis
pectinacea (Love Grass)
Erodium
botrys (Broadleaf Filaree)
Erodium
cicutarium (Redstem Filaree)
Erodium
moschatum (Whitestem Filaree)
Euphorbia
peplus (Petty Spurge)
Festuca
arundinacea (Tall Fescue)
Foeniculum
vulgare (Common Fennel)
Genista monspessulana (French Broom)
Hedera
helix (English Ivy)
Hirschfeldia
incana (Wild Mustard)
Holcus
lanatus (Velvetgrass)
Hordeum murinum (Hare Barley)
Hypericum
perforatum (Common St. Johnswort)
Hypochaeris
radicata (Spotted Catsear)
Kickxia
elatine (Fluvellin Fluellin)
Kochia
scoparia (Kochia)
Lactuca
serriola (Prickly Lettuce)
Lamium
amplexicaule (Henbit)
Lathyrus
latifolius (Everlasting Peavine)
Leptochloa
fascicularis (Bearded Sprangletop)
Leptochloa
uninervia (Mexican Sprangletop)
Lolium
multiflorum (Italian Ryegrass)
Lolium
perenne (Perennial Ryegrass)
Malva
parviflora (Little Mallow)
Marrubium
vulgare (Horehound)
Matricaria matricarioides (Pineappleweed)
Medicago
polymorpha (California Burclover)
Melilotus
albus (White Sweetclover)
Melilotus
indicus (Annual Yellow Sweetclover)
Melilotus
officinalis (Yellow Sweetclover)
Nicotiana
glauca (Tree Tobacco)
Nothoscordum
inodorum (False Garlic)
Oenothera
elata (Hooker's Eveningprimrose)
Oxalis
corniculata (Creeping Woodsorrel)
Oxalis
pes-caprae (Buttercup Oxalis)
Panicum
capillare (Witchgrass)
Paspalum
dilatatum (Dallisgrass)
Pennisetum
clandestinum (Kikuyugrass)
Pennisetum
setaceum (Crimson Fountaingrass)
Pennisetum
villosum (Feathertop)
Phalaris aquatica (Hardinggrass)
Phalaris minor (Littleseed Canarygrass)
Phoradendron
macrophyllum (Big Leaf Mistletoe)
Phytolacca
americana (Common Pokeweed)
Piptatherum miliaceum (Smilograss)
Plantago
lanceolata (Buckhorn Plantain)
Plantago
major (Broadleaf Plantain)
Poa
annua (Annual Bluegrass)
Poa
bulbosa (Bulbous Bluegrass)
Polygonum
amphibium (Swamp Smartweed)
Polygonum
arenastrum (Prostrate Knotweed)
Polypogon
monspeliensis (Rabbitfoot Polypogon)
Portulaca
oleracea (Common Purslane)
Raphanus
raphanistrum (Wild Radish)
Raphanus
sativus (Wild Radish)
Ricinus
communis (Castor Bean)
Rubus
discolor (Himalaya Blackberry)
Rumex
acetosella (Red Sorrel)
Rumex
crispus (Curly Dock)
Salsola
tragus (Russian Thistle)
Senecio
vulgaris (Common Groundsel)
Setaria
geniculata (Knotroot Foxtail)
Setaria pumila Yellow Foxtail)
Silybum
marianum (Milk Thistle)
Sisymbrium
altissimum (Tumbling Mustard)
Sisymbrium
irio (London Rocket)
Sisymbrium
officinale (Hedge Mustard)
Sisymbrium
orientale (Oriental Mustard)
Solanum
carolinense (Horsenettle)
Solanum
nigrum (Black Nightshade)
Solanum
rostratum (Buffalobur)
Solanum
sarrachoides (Hairy Nightshade)
Sonchus
asper (Prickly Sowthistle)
Sonchus
oleraceus (Annual Sowthistle)
Sorghum
halepense (Johnsongrass)
Spartium
junceum (Spanish Broom)
Stellaria
media (Common Chickweed)
Tamarix
ramosissima (Salt Cedar)
Taraxacum
officinale (Dandelion)
Toxicodendron
diversilobum (Pacific Poison Oak)
Tragopogon
porrifolius (Common Salsify)
Tribulus
terrestris (Puncture Vine)
Trifolium
repens (White Clover)
Typha
latifolia (Common Cattail)
Urtica
dioica (California Slender Nettle)
Urtica
urens (Burning Nettle)
Verbascum
thapsus (Common Mullein)
Verbascum
virgatum (Virgate Mullein)
Veronica
anagallis-aquatica (Water Speedwell)
Veronica
persica (Persian Speedwell)
Vicia
sativa (Common Vetch)
Vinca
major (Periwinkle)
Vulpia
myuros (Rattail Fescue)
Xanthium strumarium (Cocklebur)