| alligatorweed |
Alternanthera philoxeroides (Mart.) Griseb. |
Amaranthaceae |
Caryophyllales |
| garlic mustard |
Alliaria petiolata (Bieb.) Cavara & Grande |
Brassicaceae |
Capparales |
| air-potato |
Dioscorea bulbifera L. |
Dioscoreaceae |
Dioscoreales |
| Brazilian waterweed, Brazilian elodea |
Egeria densa Planch. |
Hydrocharitaceae |
Hydrocharitales |
| Japanese climbing fern |
Lygodium japonicum (Thunb. ex Murr.) Sw. |
Lygodiaceae |
Polypodiales |
| old world climbing fern |
Lygodium microphyllum (Cav.) R. Br. |
Lygodiaceae |
Polypodiales |
| purple loosestrife |
Lythrum salicaria L. |
Lythraceae |
Myrtales |
| Japanese stiltgrass |
Microstegium vimineum (Trin.) A. Camus |
Poaceae |
Cyperales |
| parrotfeather |
Myriophyllum aquaticum (Vell.) Verdc. |
Haloragaceae |
Haloragales |
| Eurasian watermilfoil |
Myriophyllum spicatum L. |
Haloragaceae |
Haloragales |
| brittleleaf naiad |
Najas minor All. |
Najadaceae |
Najadales |
| skunk-vine |
Paederia foetida L. |
Rubiaceae |
Gentianales |
| torpedograss |
Panicum repens L. |
Poaceae |
Cyperales |
| common reed |
Phragmites australis (Cavanilles) Trinius ex Steudel |
Poaceae |
Cyperales |
| water lettuce |
Pistia stratiotes L. |
Araceae |
Arales |
| mile-a-minute vine, Asiatic tearthumb |
Persicaria perfoliata (L.) H. Gross |
Polygonaceae |
Polygonales |
| multiflora rose |
Rosa multiflora Thunb. |
Rosaceae |
Rosales |
| European water chestnut |
Trapa natans L. |
Trapaceae |
Myrtales |
| balloonvine |
Cardiospermum halicacabum L. |
Sapindaceae |
Sapindales |
| mulberryweed |
Fatoua villosa (Thunb.) Nakai |
Moraceae |
Urticales |
| star-of-Bethlehem |
Ornithogalum umbellatum L. |
Asparagaceae |
Asparagales |
| chamber bitter |
Phyllanthus urinaria L. |
Euphorbiaceae |
Euphorbiales |
| curly leaf pondweed |
Potamogeton crispus L. |
Potamogetonaceae |
Najadales |
| water soldier |
Stratiotes aloides L. |
Hydrocharitaceae |
Hydrocharitales |
| coltsfoot |
Tussilago farfara L. |
Asteraceae |
Asterales |
| Mascarene Island leaf-flower |
Phyllanthus tenellus Roxb. |
Euphorbiaceae |
Euphorbiales |
| Japanese knotweed |
Reynoutria japonica Sieb. & Zucc. |
Polygonaceae |
Polygonales |
| common water hyacinth |
Pontederia crassipes Martius |
Pontederiaceae |
Liliales |
