Plant Species Reported to be Invasive in Natural Areas List

Source: Connecticut Invasive Plant Working Group

Source URL: https://cipwg.uconn.edu/invasive_plant_list/

102 Species

Subject Name Scientific Name Family U.S. Nativity
kudzu Pueraria montana var. lobata (Willd.) Maesen & S. Almeida Fabaceae Exotic
princesstree Paulownia tomentosa (Thunb.) Sieb. & Zucc. ex Steud. Scrophulariaceae Exotic
giant salvinia Salvinia molesta D. S. Mitchell Salviniaceae Exotic
Canada thistle Cirsium arvense (L.) Scop. Asteraceae Exotic
Norway maple Acer platanoides L. Sapindaceae Exotic
tree-of-heaven Ailanthus altissima (P. Mill.) Swingle Simaroubaceae Exotic
garlic mustard Alliaria petiolata (Bieb.) Cavara & Grande Brassicaceae Exotic
Japanese barberry Berberis thunbergii DC. Berberidaceae Exotic
round leaf bittersweet Celastrus orbiculatus Thunb. Celastraceae Exotic
spotted knapweed Centaurea stoebe ssp. micranthos (Gugler) Hayek Asteraceae Exotic
Brazilian waterweed, Brazilian elodea Egeria densa Planch. Hydrocharitaceae Exotic
autumn olive Elaeagnus umbellata Thunb. Elaeagnaceae Exotic
Russian olive Elaeagnus angustifolia L. Elaeagnaceae Exotic
winged burning bush Euonymus alatus (Thunb.) Sieb. Celastraceae Exotic
ground ivy Glechoma hederacea L. Lamiaceae Exotic
hydrilla Hydrilla verticillata (L. f.) Royle Hydrocharitaceae Exotic
European privet Ligustrum vulgare L. Oleaceae Exotic
Japanese honeysuckle Lonicera japonica Thunb. Caprifoliaceae Exotic
Amur honeysuckle Lonicera maackii (Rupr.) Herder Caprifoliaceae Exotic
Morrow's honeysuckle Lonicera morrowii Gray Caprifoliaceae Exotic
Tatarian honeysuckle Lonicera tatarica L. Caprifoliaceae Exotic
purple loosestrife Lythrum salicaria L. Lythraceae Exotic
Japanese stiltgrass Microstegium vimineum (Trin.) A. Camus Poaceae Exotic
bristle miscanthus Miscanthus sinensis Anderss. Poaceae Exotic
parrotfeather Myriophyllum aquaticum (Vell.) Verdc. Haloragaceae Exotic
Eurasian watermilfoil Myriophyllum spicatum L. Haloragaceae Exotic
brittleleaf naiad Najas minor All. Najadaceae Exotic
common reed Phragmites australis (Cavanilles) Trinius ex Steudel Poaceae
water lettuce Pistia stratiotes L. Araceae
mile-a-minute vine, Asiatic tearthumb Persicaria perfoliata (L.) H. Gross Polygonaceae Exotic
white poplar Populus alba L. Salicaceae Exotic
lesser celandine, fig buttercup Ficaria verna Huds. Ranunculaceae Exotic
common buckthorn, European buckthorn Rhamnus cathartica L. Rhamnaceae Exotic
multiflora rose Rosa multiflora Thunb. Rosaceae Exotic
wine raspberry Rubus phoenicolasius Maxim. Rosaceae Exotic
Japanese wisteria Wisteria floribunda (Willd.) DC. Fabaceae Exotic
Chinese wisteria Wisteria sinensis (Sims) DC. Fabaceae Exotic
cypress spurge Euphorbia cyparissias L. Euphorbiaceae Exotic
black locust Robinia pseudoacacia L. Fabaceae
black dog-strangling vine, black swallowwort Vincetoxicum nigrum (L.) Moench Asclepiadaceae Exotic
European water chestnut Trapa natans L. Trapaceae Exotic
Amur maple Acer ginnala Maxim. Sapindaceae Exotic
dog-strangling vine, European swallowwort, pale swallow-wort Vincetoxicum rossicum (Kleopov) Barbarich Asclepiadaceae Exotic
Scotch thistle Onopordum acanthium L. Asteraceae Exotic
giant hogweed Heracleum mantegazzianum Sommier & Levier Apiaceae Exotic
indigobush Amorpha fruticosa L. Fabaceae Native
small carpetgrass, joint-head grass Arthraxon hispidus (Thunb.) Makino Poaceae Exotic
mugwort Artemisia vulgaris L. Asteraceae Exotic
common barberry Berberis vulgaris L Berberidaceae Exotic
cheatgrass, downy brome Bromus tectorum L. Poaceae Exotic
flowering rush Butomus umbellatus L. Butomaceae Exotic
Carolina fanwort, fanwort Cabomba caroliniana A. Gray Cabombaceae Native
jimsonweed Datura stramonium L. Solanaceae Exotic
quackgrass Elymus repens (L.) Gould Poaceae Exotic
glossy buckthorn Frangula alnus Mill. Rhamnaceae Exotic
dames rocket Hesperis matronalis L. Brassicaceae Exotic
pale yellow iris, yellow flag iris Iris pseudacorus L. Iridaceae Exotic
perennial pepperweed Lepidium latifolium L. Brassicaceae Exotic
showy fly honeysuckle, Bell's honeysuckle Lonicera x bella Zabel [morrowii × tatarica] Caprifoliaceae Exotic
creeping yellow loosestrife, creeping Jenny Lysimachia nummularia L. Primulaceae Exotic
garden loosestrife Lysimachia vulgaris L. Primulaceae Exotic
true forget-me-not Myosotis scorpioides L. Boraginaceae Exotic
star-of-Bethlehem Ornithogalum umbellatum L. Asparagaceae Exotic
reed canarygrass Phalaris arundinacea L. Poaceae Exotic
Canada bluegrass Poa compressa L. Poaceae Exotic
curly leaf pondweed Potamogeton crispus L. Potamogetonaceae Exotic
red sorrel Rumex acetosella L. Polygonaceae Exotic
bittersweet nightshade Solanum dulcamara L. Solanaceae Exotic
coltsfoot Tussilago farfara L. Asteraceae Exotic
common valerian Valeriana officinalis L. Valerianaceae Exotic
border privet Ligustrum obtusifolium Sieb. & Zucc. Oleaceae Exotic
hooked hair hops Humulus japonicus Siebold & Zucc. Cannabaceae Exotic
Japanese sedge Carex kobomugi Ohwi Cyperaceae Exotic
Sycamore maple Acer pseudoplatanus L. Sapindaceae Exotic
Callery pear (Bradford pear) Pyrus calleryana Decne. Rosaceae Exotic
goutweed Aegopodium podagraria L. Apiaceae Exotic
Japanese angelica tree Aralia elata (Miq.) Seem Araliaceae Exotic
European waterstarwort Callitriche stagnalis Scop. Plantaginaceae Exotic
narrowleaf bittercress Cardamine impatiens L. Brassicaceae Exotic
slender snakecotton Froelichia gracilis (Hook.) Moq. Amaranthaceae Native
California privet Ligustrum ovalifolium Hassk. Oleaceae Exotic
dwarf honeysuckle Lonicera xylosteum L. Caprifoliaceae Exotic
meadow campion Silene flos-cuculi (L.) Clairv. Caryophyllaceae Exotic
Seaside rose Rosa rugosa Thunb. Rosaceae Exotic
crested latesummer mint Elsholtzia ciliata (Thunb.) Hyl. Lamiaceae Exotic
Himalayan balsam Impatiens glandulifera Royle Balsaminaceae Exotic
European water-clover Marsilea quadrifolia L. Marsileaceae Exotic
twoleaf watermilfoil Myriophyllum heterophyllum Michx. Haloragaceae Native
yellow floating heart Nymphoides peltata (S.G. Gmel.) Kuntze Menyanthaceae Exotic
cup rosinweed Silphium perfoliatum L. Asteraceae Native
watercress Nasturtium officinale R. Brown Brassicaceae Exotic
American lotus Nelumbo lutea Willd. Nelumbonaceae Native
Japanese knotweed Reynoutria japonica Sieb. & Zucc. Polygonaceae Exotic
kochia Bassia scoparia (L.) A.J. Scott Chenopodiaceae Exotic
giant knotweed Reynoutria sachalinensis F. Schmidt ex Maxim. Polygonaceae Exotic
rough mannagrass Glyceria maxima (Hartman) Holmb. Poaceae Exotic
onerow yellowcress Nasturtium microphyllum Boenn. ex Rchb. Brassicaceae Exotic
Oriental lady's thumb Polygonum posumbu Buch.-Ham. ex D. Don Polygonaceae Exotic
tansy ragwort Jacobaea vulgaris Gaertn. Asteraceae Exotic
leafy spurge Euphorbia virgata Waldst. & Kit. Euphorbiaceae Exotic
porcelain-berry Ampelopsis glandulosa var. brevipedunculata (Maxim.) Momiy. Vitaceae Exotic
common water hyacinth Pontederia crassipes Martius Pontederiaceae Exotic