| kudzu |
Pueraria montana var. lobata (Willd.) Maesen & S. Almeida |
| Canada thistle |
Cirsium arvense (L.) Scop. |
| tree-of-heaven |
Ailanthus altissima (P. Mill.) Swingle |
| garlic mustard |
Alliaria petiolata (Bieb.) Cavara & Grande |
| musk thistle, nodding thistle |
Carduus nutans L. |
| yellow nutsedge |
Cyperus esculentus L. |
| common teasel |
Dipsacus fullonum L. |
| Brazilian waterweed, Brazilian elodea |
Egeria densa Planch. |
| Russian olive |
Elaeagnus angustifolia L. |
| English ivy |
Hedera helix L. |
| hydrilla |
Hydrilla verticillata (L. f.) Royle |
| purple loosestrife |
Lythrum salicaria L. |
| parrotfeather |
Myriophyllum aquaticum (Vell.) Verdc. |
| Eurasian watermilfoil |
Myriophyllum spicatum L. |
| common reed |
Phragmites australis (Cavanilles) Trinius ex Steudel |
| lesser celandine, fig buttercup |
Ficaria verna Huds. |
| johnsongrass |
Sorghum halepense (L.) Pers. |
| bull thistle |
Cirsium vulgare (Savi) Ten. |
| spiny plumeless thistle, plumeless thistle |
Carduus acanthoides L. |
| yellow toadflax |
Linaria vulgaris P. Mill. |
| puncturevine |
Tribulus terrestris L. |
| silverleaf nightshade |
Solanum elaeagnifolium Cavanaugh |
| field bindweed |
Convolvulus arvensis L. |
| gorse, common gorse |
Ulex europaeus L. |
| meadow knapweed |
Centaurea x moncktonii C. E. Britton[C. jacea X C. nigra] |
| Mediterranean sage |
Salvia aethiopis L. |
| poison hemlock |
Conium maculatum L. |
| Russian knapweed |
Rhaponticum repens (L.) Hidalgo |
| yellow starthistle |
Centaurea solstitialis L. |
| rush skeletonweed |
Chondrilla juncea L. |
| Scotch broom |
Cytisus scoparius (L.) Link |
| common St. Johnswort |
Hypericum perforatum L. |
| common crupina |
Crupina vulgaris Cass. |
| slenderflower thistle |
Carduus tenuiflorus W. Curtis |
| meadow hawkweed |
Hieracium caespitosum Dumort. |
| sulfur cinquefoil |
Potentilla recta L. |
| Scotch thistle |
Onopordum acanthium L. |
| Italian plumeless thistle |
Carduus pycnocephalus L. |
| blessed milkthistle, milk thistle |
Silybum marianum (L.) Gaertn. |
| diffuse knapweed |
Centaurea diffusa Lam. |
| goatsrue |
Galega officinalis L. |
| giant hogweed |
Heracleum mantegazzianum Sommier & Levier |
| Dyer's woad |
Isatis tinctoria L. |
| velvetleaf |
Abutilon theophrasti Medik |
| jointed goatgrass |
Aegilops cylindrica Host |
| camelthorn |
Alhagi maurorum Medik |
| slender meadow foxtail |
Alopecurus myosuroides Huds. |
| indigobush |
Amorpha fruticosa L. |
| small bugloss |
Anchusa arvensis (L.) Bieb |
| common bugloss |
Anchusa officinalis L. |
| wild chervil |
Anthriscus sylvestris (L.) Hoffmann |
| absinth wormwood |
Artemisia absinthium L. |
| hoary alyssum |
Berteroa incana (L.) DC |
| common barberry |
Berberis vulgaris L |
| white bryony |
Bryonia alba L. |
| flowering rush |
Butomus umbellatus L. |
| Carolina fanwort, fanwort |
Cabomba caroliniana A. Gray |
| hoary cress |
Lepidium draba (L.) Desv |
| purple starthistle |
Centaurea calcitrapa L. |
| brown knapweed |
Centaurea jacea L. |
| longspine sandbur |
Cenchrus longispinus (Hack.) Fern |
| bighead knapweed |
Centaurea macrocephala Puschk. ex Willd. |
| Malta starthistle |
Centaurea melitensis L. |
| black knapweed |
Centaurea nigra L. |
| alpine knapweed, Tyrol knapweed |
Centaurea nigrescens Willd |
| oriental virginsbower |
Clematis orientalis L. |
| purple pampasgrass |
Cortaderia jubata (Lem.) Stapf |
| Uruguayan pampas grass |
Cortaderia selloana (Schult. & Schult. f.) Asch. & Graebn. |
| common hawthorn |
Crataegus monogyna Jacq. |
| smallseed alfalfa dodder |
Cuscuta approximata Bab. |
| houndstongue |
Cynoglossum officinale L. |
| Queen Anne's lace, wild carrot |
Daucus carota L. |
| spurgelaurel |
Daphne laureola L. |
| common viper's bugloss, blueweed |
Echium vulgare L. |
| hairy willowherb |
Epilobium hirsutum L. |
| myrtle spurge |
Euphorbia myrsinites L |
| eggleaf spurge |
Euphorbia oblongata Griseb |
| fennel |
Foeniculum vulgare P. Mill. |
| French broom |
Genista monspessulana (L.) L. Johnson |
| babysbreath |
Gypsophila paniculata L. |
| Texas blueweed |
Helianthus ciliaris DC. |
| black henbane |
Hyoscyamus niger L. |
| hairy cat's ear |
Hypochaeris radicata L. |
| pale yellow iris, yellow flag iris |
Iris pseudacorus L. |
| perennial pepperweed |
Lepidium latifolium L. |
| oxeye daisy |
Leucanthemum vulgare Lam. |
| Dalmatian toadflax |
Linaria dalmatica (L.) P. Mill. |
| creeping waterprimrose |
Ludwigia peploides (Kunth) Raven |
| European wand loosestrife |
Lythrum virgatum L. |
| garden loosestrife |
Lysimachia vulgaris L. |
| wild four-o'clock |
Mirabilis nyctaginea (Michx.) MacM. |
| reed canarygrass |
Phalaris arundinacea L. |
| hawkweed oxtongue |
Picris hieracioides L. |
| curly leaf pondweed |
Potamogeton crispus L. |
| cultivated knotweed |
Persicaria wallichii Greuter & Burdet |
| Austrian fieldcress |
Rorippa austriaca (Crantz) Bess. |
| Himalayan blackberry |
Rubus armeniacus Focke |
| cutleaf blackberry |
Rubus laciniatus Willd. |
| grassy arrowhead |
Sagittaria graminea Michx. |
| cereal rye |
Secale cereale L. |
| common groundsel |
Senecio vulgaris L. |
| white cockle |
Silene latifolia ssp. alba (Mill.) Greuter & Burdet |
| perennial sowthistle |
Sonchus arvensis L. |
| buffalobur |
Solanum rostratum Dunal |
| lawn burweed |
Soliva sessilis Ruiz & Pavón |
| smooth cordgrass |
Spartina alterniflora Loisel. |
| common cordgrass |
Spartina anglica C.E. Hubbard |
| denseflower cordgrass |
Spartina densiflora Brongn. |
| Spanish broom |
Spartium junceum L. |
| saltmeadow cordgrass |
Spartina patens (Ait.) Muhl. |
| swainsonpea |
Sphaerophysa salsula (Pallas) DC. |
| medusahead |
Taeniatherum caput-medusae (L.) Nevski |
| saltcedar |
Tamarix ramosissima Ledeb. |
| common tansy |
Tanacetum vulgare L. |
| coltsfoot |
Tussilago farfara L. |
| ventenata |
Ventenata dubia (Leers) Coss. & Durieu |
| spiny cocklebur |
Xanthium spinosum L. |
| Syrian beancaper |
Zygophyllum fabago L. |
| butterflybush |
Buddleja davidii Franch. |
| small flower touch-me-not |
Impatiens parviflora DC. |
| herb-robert |
Geranium robertianum L. |
| jewelweed |
Impatiens capensis Meerb. |
| yellow devil hawkweed |
Hieracium x floribundum Wimmer & Grab. [caespitosum x lactucella] |
| meadow sage |
Salvia pratensis L. |
| Europe sage |
Salvia sclarea L. |
| spurge flax |
Thymelaea passerina (L.) Coss. & Germ. |
| fragrant waterlily |
Nymphaea odorata Ait. |
| Himalayan balsam |
Impatiens glandulifera Royle |
| twoleaf watermilfoil |
Myriophyllum heterophyllum Michx. |
| yellow floating heart |
Nymphoides peltata (S.G. Gmel.) Kuntze |
| Italian arum |
Arum italicum P. Mill. |
| perennial false-brome |
Brachypodium sylvaticum (Huds.) Beauv. |
| evergreen clematis |
Clematis vitalba L. |
| shining geranium |
Geranium lucidum L. |
| yellow archangel |
Lamium galeobdolon (L.) Crantz |
| cattail |
Typha L. |
| water primrose |
Ludwigia grandiflora ssp. hexapetala (Hook. & Arn.) Nesom & Kartesz |
| smooth hawkweed |
Hieracium laevigatum |
| common hawkweed |
Hieracium lachenalii K.C. Gmel. |
| Japanese knotweed |
Reynoutria japonica Sieb. & Zucc. |
| kochia |
Bassia scoparia (L.) A.J. Scott |
| giant knotweed |
Reynoutria sachalinensis F. Schmidt ex Maxim. |
| rough mannagrass |
Glyceria maxima (Hartman) Holmb. |
| common tarweed |
Centromadia pungens (Hook. & Arn.) Greene |
| evergreen bugloss |
Pentaglottis sempervirens (L.) Tausch ex L.H. Bailey |
| hanging sedge |
Carex pendula Huds. |
| New England hawkweed, European hawkweed |
Hieracium sabaudum L. |
| polar hawkweed |
Hieracium atratum Fr. |
| rough chervil |
Chaerophyllum temulum L. |
| spotted hawkweed |
Hieracium maculatum Sm. |
| golden lungwort |
Hieracium murorum L. |
| West Indian spongeplant |
Limnobium laevigatum (Humb. & Bonpl. ex Willd.) Heine |
| wild basil |
Clinopodium vulgare L. |
| scentless chamomile |
Tripleurospermum inodorum (L.) Sch. Bip. |
| ravennagrass |
Saccharum ravennae L. |
| Bohemian knotweed, Hybrid Japanese knotweed |
Reynoutria x bohemica Chrtek & Chrtková |
| hairy whitetop |
Lepidium appelianum Al-Shehbaz |
| dwarf eelgrass |
Zostera japonica Asch. & Graebn. |
| Eurasian and northern watermilfoil hybrid |
Myriophyllum spicatum x sibiricum |
| tansy ragwort |
Jacobaea vulgaris Gaertn. |
| leafy spurge |
Euphorbia virgata Waldst. & Kit. |
| orange hawkweed |
Pilosella aurantiaca (L.) F. W. Schultz & Sch. Bip. |
| ricefield bulrush |
Schoenoplectiella mucronata (L.) J. Jung & H. K. Choi |
| Turkish or Spanish thistle |
Carduus cinereus M.Bieb. |
| mouse-eared hawkweed |
Pilosella officinarum Vaillant |
| queen-devil hawkweed |
Pilosella glomerata (Froel.) Arv.-Touv. |
| spotted knapweed |
Centaurea stoebe australis (Pancic ex A.Kern.) Greuter |
