| kudzu |
Pueraria montana var. lobata (Willd.) Maesen & S. Almeida |
Fabaceae |
Fabales |
| small broomrape |
Orobanche minor Smith |
Orobanchaceae |
Scrophulariales |
| Canada thistle |
Cirsium arvense (L.) Scop. |
Asteraceae |
Asterales |
| tree-of-heaven |
Ailanthus altissima (P. Mill.) Swingle |
Simaroubaceae |
Sapindales |
| garlic mustard |
Alliaria petiolata (Bieb.) Cavara & Grande |
Brassicaceae |
Capparales |
| musk thistle, nodding thistle |
Carduus nutans L. |
Asteraceae |
Asterales |
| spotted knapweed |
Centaurea stoebe ssp. micranthos (Gugler) Hayek |
Asteraceae |
Asterales |
| yellow nutsedge |
Cyperus esculentus L. |
Cyperaceae |
Cyperales |
| Brazilian waterweed, Brazilian elodea |
Egeria densa Planch. |
Hydrocharitaceae |
Hydrocharitales |
| English ivy |
Hedera helix L. |
Araliaceae |
Apiales |
| hydrilla |
Hydrilla verticillata (L. f.) Royle |
Hydrocharitaceae |
Hydrocharitales |
| purple loosestrife |
Lythrum salicaria L. |
Lythraceae |
Myrtales |
| parrotfeather |
Myriophyllum aquaticum (Vell.) Verdc. |
Haloragaceae |
Haloragales |
| Eurasian watermilfoil |
Myriophyllum spicatum L. |
Haloragaceae |
Haloragales |
| lesser celandine, fig buttercup |
Ficaria verna Huds. |
Ranunculaceae |
Ranunculales |
| johnsongrass |
Sorghum halepense (L.) Pers. |
Poaceae |
Cyperales |
| bull thistle |
Cirsium vulgare (Savi) Ten. |
Asteraceae |
Asterales |
| spiny plumeless thistle |
Carduus acanthoides L. |
Asteraceae |
Asterales |
| leafy spurge |
Euphorbia esula L. |
Euphorbiaceae |
Euphorbiales |
| European water chestnut |
Trapa natans L. |
Trapaceae |
Myrtales |
| yellow toadflax |
Linaria vulgaris P. Mill. |
Scrophulariaceae |
Scrophulariales |
| puncturevine |
Tribulus terrestris L. |
Zygophyllaceae |
Sapindales |
| silverleaf nightshade |
Solanum elaeagnifolium Cavanaugh |
Solanaceae |
Solanales |
| field bindweed |
Convolvulus arvensis L. |
Convolvulaceae |
Solanales |
| gorse |
Ulex europaeus L. |
Fabaceae |
Fabales |
| meadow knapweed |
Centaurea x moncktonii C. E. Britton[C. jacea X C. nigra] |
Asteraceae |
Asterales |
| Mediterranean sage |
Salvia aethiopis L. |
Lamiaceae |
Lamiales |
| poison hemlock |
Conium maculatum L. |
Apiaceae |
Apiales |
| squarrose knapweed |
Centaurea virgata Lam. |
Asteraceae |
Asterales |
| Russian knapweed |
Rhaponticum repens (L.) Hidalgo |
Asteraceae |
Asterales |
| yellow starthistle |
Centaurea solstitialis L. |
Asteraceae |
Asterales |
| rush skeletonweed |
Chondrilla juncea L. |
Asteraceae |
Asterales |
| Scotch broom |
Cytisus scoparius (L.) Link |
Fabaceae |
Fabales |
| common St. Johnswort |
Hypericum perforatum L. |
Hypericaceae |
Malpighiales |
| common crupina |
Crupina vulgaris Cass. |
Asteraceae |
Asterales |
| slenderflower thistle |
Carduus tenuiflorus W. Curtis |
Asteraceae |
Asterales |
| meadow hawkweed |
Hieracium caespitosum Dumort. |
Asteraceae |
Asterales |
| sulfur cinquefoil |
Potentilla recta L. |
Rosaceae |
Rosales |
| Scotch thistle |
Onopordum acanthium L. |
Asteraceae |
Asterales |
| Italian plumeless thistle |
Carduus pycnocephalus L. |
Asteraceae |
Asterales |
| blessed milkthistle |
Silybum marianum (L.) Gaertn. |
Asteraceae |
Asterales |
| diffuse knapweed |
Centaurea diffusa Lam. |
Asteraceae |
Asterales |
| goatsrue |
Galega officinalis L. |
Fabaceae |
Fabales |
| giant hogweed |
Heracleum mantegazzianum Sommier & Levier |
Apiaceae |
Apiales |
| Dyer's woad |
Isatis tinctoria L. |
Brassicaceae |
Capparales |
| velvetleaf |
Abutilon theophrasti Medik |
Malvaceae |
Malvales |
| jointed goatgrass |
Aegilops cylindrica Host |
Poaceae |
Cyperales |
| ovate goatgrass |
Aegilops geniculata Roth |
Poaceae |
Cyperales |
| barb goatgrass |
Aegilops triuncialis L |
Poaceae |
Cyperales |
| camelthorn |
Alhagi maurorum Medik |
Fabaceae |
Fabales |
| common ragweed |
Ambrosia artemisiifolia L. |
Asteraceae |
Asterales |
| indigobush |
Amorpha fruticosa L. |
Fabaceae |
Fabales |
| common bugloss |
Anchusa officinalis L. |
Boraginaceae |
Lamiales |
| hoary alyssum |
Berteroa incana (L.) DC |
Brassicaceae |
Capparales |
| white bryony |
Bryonia alba L. |
Cucurbitaceae |
Violales |
| flowering rush |
Butomus umbellatus L. |
Butomaceae |
Alismatales |
| orbicular whitetop, lens-podded hoary cress |
Lepidium chalepense L. |
Brassicaceae |
Capparales |
| curly plumeless thistle |
Carduus crispus L. |
Asteraceae |
Asterales |
| hoary cress |
Lepidium draba (L.) Desv |
Brassicaceae |
Capparales |
| woolly distaff thistle |
Carthamus lanatus L. |
Asteraceae |
Asterales |
| woolly distaff thistle |
Carthamus lanatus ssp. creticus (L.) Holmboe |
Asteraceae |
Asterales |
| purple starthistle |
Centaurea calcitrapa L. |
Asteraceae |
Asterales |
| Iberian starthistle |
Centaurea iberica Trev. ex Spreng |
Asteraceae |
Asterales |
| alpine knapweed, Tyrol knapweed |
Centaurea nigrescens Willd |
Asteraceae |
Asterales |
| purple pampasgrass |
Cortaderia jubata (Lem.) Stapf |
Poaceae |
Cyperales |
| smallseed alfalfa dodder |
Cuscuta approximata Bab. |
Cuscutaceae |
Solanales |
| largeseed dodder |
Cuscuta indecora Choisy |
Cuscutaceae |
Solanales |
| Japanese dodder |
Cuscuta japonica Choisy |
Cuscutaceae |
Solanales |
| field dodder |
Cuscuta pentagona Engelm |
Cuscutaceae |
Solanales |
| houndstongue |
Cynoglossum officinale L. |
Boraginaceae |
Lamiales |
| purple nutsedge |
Cyperus rotundus L. |
Cyperaceae |
Cyperales |
| striated broom |
Cytisus striatus (Hill) Rothm |
Fabaceae |
Fabales |
| spurgelaurel |
Daphne laureola L. |
Thymelaeaceae |
Myrtales |
| cape ivy |
Delairea odorata Lem |
Asteraceae |
Asterales |
| cutleaf teasel |
Dipsacus laciniatus L. |
Dipsacaceae |
Dipsacales |
| myrtle spurge |
Euphorbia myrsinites L |
Euphorbiaceae |
Euphorbiales |
| eggleaf spurge |
Euphorbia oblongata Griseb |
Euphorbiaceae |
Euphorbiales |
| French broom |
Genista monspessulana (L.) L. Johnson |
Fabaceae |
Fabales |
| halogeton, saltlover |
Halogeton glomeratus (Bieb.) C.A. Mey. |
Chenopodiaceae |
Caryophyllales |
| common tarweed |
Centromadia pungens ssp. pungens (Hook. & Arn.) Greene |
Asteraceae |
Asterales |
| pale yellow iris, yellow flag iris |
Iris pseudacorus L. |
Iridaceae |
Liliales |
| everlasting peavine |
Lathyrus latifolius L. |
Fabaceae |
Fabales |
| perennial pepperweed |
Lepidium latifolium L. |
Brassicaceae |
Capparales |
| Dalmatian toadflax |
Linaria dalmatica (L.) P. Mill. |
Scrophulariaceae |
Scrophulariales |
| creeping waterprimrose |
Ludwigia peploides (Kunth) Raven |
Onagraceae |
Myrtales |
| garden loosestrife |
Lysimachia vulgaris L. |
Primulaceae |
Ericales |
| matgrass |
Nardus stricta L. |
Poaceae |
Cyperales |
| bull cottonthistle |
Onopordum tauricum Willd. |
Asteraceae |
Asterales |
| African rue |
Peganum harmala L. |
Zygophyllaceae |
Sapindales |
| reed canarygrass |
Phalaris arundinacea L. |
Poaceae |
Cyperales |
| cultivated knotweed |
Persicaria wallichii Greuter & Burdet |
Polygonaceae |
Polygonales |
| yellow fieldcress |
Rorippa sylvestris (L.) Bess. |
Brassicaceae |
Capparales |
| Himalayan blackberry |
Rubus armeniacus Focke |
Rosaceae |
Rosales |
| buffalobur |
Solanum rostratum Dunal |
Solanaceae |
Solanales |
| smooth cordgrass |
Spartina alterniflora Loisel. |
Poaceae |
Cyperales |
| common cordgrass |
Spartina anglica C.E. Hubbard |
Poaceae |
Cyperales |
| denseflower cordgrass |
Spartina densiflora Brongn. |
Poaceae |
Cyperales |
| Spanish broom |
Spartium junceum L. |
Fabaceae |
Fabales |
| saltmeadow cordgrass |
Spartina patens (Ait.) Muhl. |
Poaceae |
Cyperales |
| swainsonpea |
Sphaerophysa salsula (Pallas) DC. |
Fabaceae |
Fabales |
| water soldier |
Stratiotes aloides L. |
Hydrocharitaceae |
Hydrocharitales |
| medusahead |
Taeniatherum caput-medusae (L.) Nevski |
Poaceae |
Cyperales |
| saltcedar |
Tamarix ramosissima Ledeb. |
Tamaricaceae |
Violales |
| coltsfoot |
Tussilago farfara L. |
Asteraceae |
Asterales |
| ventenata |
Ventenata dubia (Leers) Coss. & Durieu |
Poaceae |
Cyperales |
| spiny cocklebur |
Xanthium spinosum L. |
Asteraceae |
Asterales |
| Syrian beancaper |
Zygophyllum fabago L. |
Zygophyllaceae |
Sapindales |
| butterflybush |
Buddleja davidii Franch. |
Scrophulariaceae |
Scrophulariales |
| herb-robert |
Geranium robertianum L. |
Geraniaceae |
Geraniales |
| yellow devil hawkweed |
Hieracium x floribundum Wimmer & Grab. [caespitosum x lactucella] |
Asteraceae |
Asterales |
| kingdevil hawkweed |
Hieracium piloselloides Vill. |
Asteraceae |
Asterales |
| salvation jane |
Echium plantagineum L. |
Boraginaceae |
Lamiales |
| European frog-bit |
Hydrocharis morsus-ranae L. |
Hydrocharitaceae |
Hydrocharitales |
| Himalayan balsam |
Impatiens glandulifera Royle |
Balsaminaceae |
Geraniales |
| yellow floating heart |
Nymphoides peltata (S.G. Gmel.) Kuntze |
Menyanthaceae |
Solanales |
| perennial false-brome |
Brachypodium sylvaticum (Huds.) Beauv. |
Poaceae |
Cyperales |
| evergreen clematis |
Clematis vitalba L. |
Ranunculaceae |
Ranunculales |
| Spanish heath |
Erica lusitanica K. Rudolphi |
Ericaceae |
Ericales |
| shining geranium |
Geranium lucidum L. |
Geraniaceae |
Geraniales |
| yellow archangel |
Lamium galeobdolon (L.) Crantz |
Lamiaceae |
Lamiales |
| summer pheasant's eye |
Adonis aestivalis L. |
Ranunculaceae |
Ranunculales |
| water primrose |
Ludwigia grandiflora ssp. hexapetala (Hook. & Arn.) Nesom & Kartesz |
Onagraceae |
Myrtales |
| Atlantic ivy |
Hedera hibernica (Kirchn.) Bean. |
Araliaceae |
Apiales |
| Japanese knotweed |
Reynoutria japonica Sieb. & Zucc. |
Polygonaceae |
Polygonales |
| kochia |
Bassia scoparia (L.) A.J. Scott |
Chenopodiaceae |
Caryophyllales |
| giant knotweed |
Reynoutria sachalinensis F. Schmidt ex Maxim. |
Polygonaceae |
Polygonales |
| biddy-biddy |
Acaena novae-zelandiae Kirk |
Rosaceae |
Rosales |
| delta arrowhead |
Sagittaria platyphylla (Engelm.) J.G. Sm. |
Alismataceae |
Alismatales |
| large-flower primrose-willow |
Ludwigia grandiflora (Michx.) Greuter & Burdet |
Onagraceae |
Myrtales |
| West Indian spongeplant |
Limnobium laevigatum (Humb. & Bonpl. ex Willd.) Heine |
Hydrocharitaceae |
Hydrocharitales |
| yellowtuft |
Alyssum murale Waldst. & Kit. |
Brassicaceae |
Capparales |
| ravennagrass |
Saccharum ravennae L. |
Poaceae |
Cyperales |
| yellowtuft |
Alyssum corsicum Duby |
Brassicaceae |
Capparales |
| European common reed, Phragmites |
Phragmites australis ssp. australis (Cavanilles) Trinius ex Steudel |
Poaceae |
Cyperales |
| Bohemian knotweed, Hybrid Japanese knotweed |
Reynoutria x bohemica Chrtek & Chrtková |
Polygonaceae |
Polygonales |
| hairy whitetop |
Lepidium appelianum Al-Shehbaz |
Brassicaceae |
Capparales |
| tansy ragwort |
Jacobaea vulgaris Gaertn. |
Asteraceae |
Asterales |
| orange hawkweed |
Pilosella aurantiaca (L.) F. W. Schultz & Sch. Bip. |
Asteraceae |
Asterales |
| mouse-eared hawkweed |
Pilosella officinarum Vaillant |
Asteraceae |
Asterales |