Plant Species Reported to be Invasive in Natural Areas List

Source: John Randall, The Nature Conservancy, Survey of TNC Preserves, 1995.

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255 Species

Subject Name Scientific Name Family U.S. Nativity
kudzu Pueraria montana var. lobata (Willd.) Maesen & S. Almeida Fabaceae (Leguminosae) Exotic
princesstree Paulownia tomentosa (Thunb.) Sieb. & Zucc. ex Steud. Scrophulariaceae Exotic
cogongrass Imperata cylindrica (L.) Beauv. Poaceae Exotic
tropical soda apple Solanum viarum Dunal Solanaceae Exotic
alligatorweed Alternanthera philoxeroides (Mart.) Griseb. Amaranthaceae Exotic
melaleuca Melaleuca quinquenervia (Cav.) Blake Myrtaceae Exotic
Canada thistle Cirsium arvense (L.) Scop. Asteraceae Exotic
Norway maple Acer platanoides L. Aceraceae Exotic
tree-of-heaven Ailanthus altissima (P. Mill.) Swingle Simaroubaceae Exotic
garlic mustard Alliaria petiolata (Bieb.) Cavara & Grande Brassicaceae Exotic
porcelain-berry Ampelopsis brevipedunculata (Maxim.) Trautv. Vitaceae Exotic
coral ardisia Ardisia crenata Sims Myrsinaceae Exotic
giant reed Arundo donax L. Poaceae Exotic
Japanese barberry Berberis thunbergii DC. Berberidaceae Exotic
musk thistle Carduus nutans L. Asteraceae Exotic
oriental bittersweet Celastrus orbiculatus Thunb. Celastraceae Exotic
spotted knapweed Centaurea stoebe ssp. micranthos (Gugler) Hayek Asteraceae Exotic
purple crown-vetch Securigera varia (L.) Lassen Fabaceae (Leguminosae) Exotic
air-potato Dioscorea bulbifera L. Dioscoreaceae Exotic
common teasel Dipsacus fullonum L. Dipsacaceae Exotic
Brazilian waterweed Egeria densa Planch. Hydrocharitaceae Exotic
common water hyacinth Eichhornia crassipes (Mart.) Solms Pontederiaceae Exotic
autumn olive Elaeagnus umbellata Thunb. Elaeagnaceae Exotic
Russian olive Elaeagnus angustifolia L. Elaeagnaceae Exotic
winged burning bush Euonymus alatus (Thunb.) Sieb. Celastraceae Exotic
winter creeper Euonymus fortunei (Turcz.) Hand.-Maz. Celastraceae Exotic
English ivy Hedera helix L. Araliaceae Exotic
hydrilla Hydrilla verticillata (L. f.) Royle Hydrocharitaceae Exotic
largeleaf lantana Lantana camara L. Verbenaceae Exotic
sericea lespedeza Lespedeza cuneata (Dum.-Cours.) G. Don Fabaceae (Leguminosae) Exotic
Japanese privet Ligustrum japonicum Thunb. Oleaceae Exotic
Chinese privet Ligustrum sinense Lour. Oleaceae Exotic
European privet Ligustrum vulgare L. Oleaceae Exotic
tall fescue Festuca arundinacea Schreb. Poaceae 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
Japanese climbing fern Lygodium japonicum (Thunb. ex Murr.) Sw. Lygodiaceae Exotic
old world climbing fern Lygodium microphyllum (Cav.) R. Br. Lygodiaceae Exotic
purple loosestrife Lythrum salicaria L. Lythraceae Exotic
chinaberry Melia azedarach L. Meliaceae Exotic
Japanese stiltgrass Microstegium vimineum (Trin.) A. Camus Poaceae Exotic
Eurasian water-milfoil Myriophyllum spicatum L. Haloragaceae Exotic
Japanese pachysandra Pachysandra terminalis Sieb. & Zucc. Buxaceae Exotic
skunk-vine Paederia foetida L. Rubiaceae Exotic
torpedograss Panicum repens L. Poaceae Exotic
water lettuce Pistia stratiotes L. Araceae Native
white poplar Populus alba L. Salicaceae Exotic
European buckthorn Rhamnus cathartica L. Rhamnaceae Exotic
multiflora rose Rosa multiflora Thunb. Rosaceae Exotic
wine raspberry Rubus phoenicolasius Maxim. Rosaceae Exotic
johnsongrass Sorghum halepense (L.) Pers. Poaceae Exotic
Japanese spiraea Spiraea japonica L. f. Rosaceae Exotic
common chickweed Stellaria pallida (Dumort.) Crépin Caryophyllaceae Exotic
Chinese tallowtree Triadica sebifera (L.) Small Euphorbiaceae Exotic
common mullein Verbascum thapsus L. Scrophulariaceae Exotic
common periwinkle Vinca minor L. Apocynaceae Exotic
Japanese wisteria Wisteria floribunda (Willd.) DC. Fabaceae (Leguminosae) Exotic
Chinese wisteria Wisteria sinensis (Sims) DC. Fabaceae (Leguminosae) Exotic
cypress spurge Euphorbia cyparissias L. Euphorbiaceae Exotic
Australian-pine Casuarina equisetifolia L. Casuarinaceae Exotic
Tasmanian bluegum Eucalyptus globulus Labill. Myrtaceae Exotic
silkoak Grevillea robusta A. Cunningham ex R. Br. Proteaceae Exotic
osage-orange Maclura pomifera (Raf.) Schneid. Moraceae Native
black locust Robinia pseudoacacia L. Fabaceae (Leguminosae) Native
bull thistle Cirsium vulgare (Savi) Ten. Asteraceae Exotic
Black dog-strangling vine, black swallowwort Vincetoxicum nigrum Kartesz & Gandhi Asclepiadaceae Exotic
spiny plumeless thistle Carduus acanthoides L. Asteraceae Exotic
leafy spurge Euphorbia esula L. Euphorbiaceae Exotic
tawny daylily Hemerocallis fulva (L.) L. Liliaceae Exotic
Japanese knotweed Fallopia japonica (Houttuyn) Ronse-Decraene Polygonaceae Exotic
Siberian elm Ulmus pumila L. Ulmaceae Exotic
European water chestnut Trapa natans L. Trapaceae Exotic
Brazilian peppertree Schinus terebinthifolius Raddi Anacardiaceae Exotic
Senegal date palm Phoenix reclinata Jacq. Arecaceae Exotic
dandelion Taraxacum officinale G.H. Weber ex Wiggers Asteraceae Native
dog-strangling vine, European swallowwort Vincetoxicum rossicum (Kleopov) Barbarich Asclepiadaceae Exotic
field bindweed Convolvulus arvensis L. Convolvulaceae Exotic
gorse Ulex europaeus L. Fabaceae (Leguminosae) Exotic
Mediterranean sage Salvia aethiopis L. Lamiaceae Exotic
poison-hemlock Conium maculatum L. Apiaceae Exotic
Russian knapweed Rhaponticum repens (L.) Hidalgo Asteraceae Exotic
yellow starthistle Centaurea solstitialis L. Asteraceae Exotic
rush skeletonweed Chondrilla juncea L. Asteraceae Exotic
Scotch broom Cytisus scoparius (L.) Link Fabaceae (Leguminosae) Exotic
common St. Johnswort Hypericum perforatum L. Clusiaceae Exotic
common crupina Crupina vulgaris Cass. Asteraceae Exotic
tansy ragwort Senecio jacobaea L. Asteraceae Exotic
mouseear hawkweed Hieracium pilosella L. Asteraceae Exotic
sulfur cinquefoil Potentilla recta L. Rosaceae Exotic
Scotch thistle Onopordum acanthium L. Asteraceae Exotic
blessed milkthistle Silybum marianum (L.) Gaertn. Asteraceae Exotic
diffuse knapweed Centaurea diffusa Lam. Asteraceae Exotic
orchardgrass Dactylis glomerata L. Poaceae Exotic
big periwinkle Vinca major L. Apocynaceae Exotic
Italian stone pine Pinus pinea L. Pinaceae Exotic
kikuyugrass Pennisetum clandestinum Hochst. ex Chiov. Poaceae Exotic
black acacia Acacia melanoxylon R. Br. ex Ait. f. Fabaceae (Leguminosae) Exotic
black wattle Acacia mearnsii de Wildeman. Fabaceae (Leguminosae) Exotic
jointed goatgrass Aegilops cylindrica Host Poaceae Exotic
camelthorn Alhagi maurorum Medik Fabaceae (Leguminosae) Exotic
European beachgrass Ammophila arenaria (L.) Link Poaceae Exotic
broomsedge bluestem Andropogon virginicus L. Poaceae Native
absinth wormwood Artemisia absinthium L. Asteraceae Exotic
tall oatgrass Arrhenatherum elatius (L.) Beauv. ex J.& K. Presl Poaceae Exotic
common burdock Arctium minus Bernh. Asteraceae Exotic
mugwort Artemisia vulgaris L. Asteraceae Exotic
fivehook bassia Bassia hyssopifolia (Pallas) Kuntz Chenopodiaceae Exotic
common barberry Berberis vulgaris L Berberidaceae Exotic
field brome Bromus arvensis L. Poaceae Exotic
smooth brome Bromus inermis Leyss. Poaceae Exotic
black mustard Brassica nigra (L.) W.D.J. Koch Brassicaceae Exotic
paper-mulberry Broussonetia papyrifera (L.) L'Hér. ex Vent. Moraceae Exotic
red brome Bromus rubens L. Poaceae Exotic
poverty brome Bromus sterilis L. Poaceae Exotic
cheatgrass Bromus tectorum L. Poaceae Exotic
hoary cress Lepidium draba (L.) Desv Brassicaceae Exotic
hottentot fig Carpobrotus edulis (L.) N.E. Br Aizoaceae Exotic
purple starthistle Centaurea calcitrapa L. Asteraceae Exotic
alpine knapweed Centaurea nigrescens Willd Asteraceae Exotic
spotted spurge Euphorbia maculata (L.) Small Euphorbiaceae Native
blue mustard Chorispora tenella (Pallas) DC. Brassicaceae Exotic
chicory Cichorium intybus L. Asteraceae Exotic
soapbush Clidemia hirta (L.) D. Don Melastomataceae Native
Asian nakedwood Colubrina asiatica (L.) Brongn. Rhamnaceae Exotic
purple pampasgrass Cortaderia jubata (Lem.) Stapf Poaceae Exotic
karaka nut Corynocarpus laevigatus J.R. & G. Forst. Corynocarpaceae Exotic
Uruguayan pampas grass Cortaderia selloana (Schult. & Schult. f.) Asch. & Graebn. Poaceae Exotic
common hawthorn Crataegus monogyna Jacq. Rosaceae Exotic
carrotwood Cupaniopsis anacardioides (A. Rich.) Radlk. Sapindaceae Exotic
cardoon Cynara cardunculus L. Asteraceae Exotic
bermudagrass Cynodon dactylon (L.) Pers Poaceae Exotic
houndstongue Cynoglossum officinale L. Boraginaceae Exotic
crowfootgrass Dactyloctenium aegyptium (L.) Willd Poaceae Exotic
Queen Anne's lace, wild carrot Daucus carota L. Apiaceae Exotic
flixweed Descurainia sophia (L.) Webb ex Prantl Brassicaceae Exotic
cutleaf teasel Dipsacus laciniatus L. Dipsacaceae Exotic
perennial veldtgrass Ehrharta calycina Sm. Poaceae Exotic
weeping grass Microlaena stipoides Labill. Poaceae Exotic
quackgrass Elymus repens (L.) Gould Poaceae Exotic
edible fig Ficus carica L. Moraceae Exotic
fennel Foeniculum vulgare P. Mill. Apiaceae Exotic
glossy buckthorn Frangula alnus Mill. Rhamnaceae Exotic
shamel ash Fraxinus uhdei (Wenzig) Lingelsh Oleaceae Exotic
French broom Genista monspessulana (L.) L. Johnson Fabaceae (Leguminosae) Exotic
babysbreath Gypsophila paniculata L Caryophyllaceae Exotic
white garland-lily Hedychium coronarium Koenig Zingiberaceae Exotic
Kahila garland-lily Hedychium gardnerianum Shepard ex Ker-Gawl. Zingiberaceae Exotic
white moho Heliocarpus popayanensis Kunth Tiliaceae Exotic
common velvetgrass Holcus lanatus L. Poaceae Exotic
leporinum barley Hordeum murinum ssp. leporinum (Link) Arcang. Poaceae Exotic
black henbane Hyoscyamus niger L. Solanaceae Exotic
hairy cat's ear Hypochaeris radicata L. Asteraceae Exotic
yellow iris Iris pseudacorus L. Iridaceae Exotic
Mexican fireweed Kochia scoparia (L.) A.J. Scott Chenopodiaceae Exotic
prickly lettuce Lactuca serriola L. Asteraceae Exotic
motherwort Leonurus cardiaca L. Lamiaceae Exotic
perennial pepperweed Lepidium latifolium L. Brassicaceae Exotic
white leadtree Leucaena leucocephala (Lam.) de Wit Fabaceae (Leguminosae) Exotic
clasping pepperweed Lepidium perfoliatum L. Brassicaceae Exotic
oxeye daisy Leucanthemum vulgare Lam. Asteraceae Exotic
Dalmatian toadflax Linaria dalmatica (L.) P. Mill. Scrophulariaceae Exotic
showy fly honeysuckle, Bell's honeysuckle Lonicera x bella Zabel [morrowii × tatarica] Caprifoliaceae Exotic
birdsfoot trefoil Lotus corniculatus L. Fabaceae (Leguminosae) Exotic
vinegartree Lophostemon confertus (R. Br.) P.G. Wilson & Waterhouse Myrtaceae Exotic
meadow fescue Festuca pratensis Huds. Poaceae Exotic
creeping yellow loosestrife, creeping Jenney Lysimachia nummularia L. Primulaceae Exotic
white horehound Marrubium vulgare L. Lamiaceae Exotic
molassesgrass Melinis minutiflora Beauv. Poaceae Exotic
yellow sweet-clover Melilotus officinalis (L.) Lam. Fabaceae (Leguminosae) Exotic
pennyroyal Mentha pulegium L. Lamiaceae Exotic
natalgrass Melinis repens (Willd.) Zizka Poaceae Exotic
miconia Miconia calvescens DC. Melastomataceae Exotic
white mulberry Morus alba L. Moraceae Exotic
firetree Morella faya (Ait.) Wilbur Myricaceae Exotic
burmareed Neyraudia reynaudiana (Kunth) Keng ex A.S. Hitchc. Poaceae Exotic
perennial soybean Neonotonia wightii (Wight & Arn.) Fabaceae (Leguminosae) Exotic
tree tobacco Nicotiana glauca Graham Solanaceae Exotic
olive Olea europaea L. Oleaceae Exotic
sour paspalum Paspalum conjugatum Berg. Poaceae Native
passionflower Passiflora edulis Sims Passifloraceae Exotic
banana passionflower Passiflora tripartita var. mollissima (Kunth) Holm-Niesen & P.M. Jørg. Passifloraceae Exotic
bahiagrass Paspalum notatum Flueggé Poaceae Native
wild parsnip Pastinaca sativa L. Apiaceae Exotic
corkystemmed passionflower Passiflora suberosa L. Passifloraceae Native
timothy Phleum pratense L. Poaceae Exotic
New Zealand flax Phormium tenax J.R. & G. Forst. Xanthorrhoeaceae Exotic
Canada bluegrass Poa compressa L. Poaceae Exotic
strawberry guava Psidium cattleianum Sabine Myrtaceae Exotic
guava Psidium guajava L. Myrtaceae Exotic
red sorrel Rumex acetosella L. Polygonaceae Exotic
highbush blackberry Rubus argutus Link Rosaceae Native
curly dock Rumex crispus L. Polygonaceae Exotic
Himalayan blackberry Rubus armeniacus Focke Rosaceae Exotic
cutleaf blackberry Rubus laciniatus Willd. Rosaceae Exotic
iguanatail Sansevieria hyacinthoides (L.) Druce Liliaceae Exotic
Russian thistle Salsola kali L. Chenopodiaceae Exotic
bouncingbet Saponaria officinalis L. Caryophyllaceae Exotic
Peruvian peppertree Schinus molle L. Anacardiaceae Exotic
palmgrass Setaria palmifolia (Koenig) Stapf Poaceae Exotic
tumble mustard Sisymbrium altissimum L. Brassicaceae Exotic
smooth cordgrass Spartina alterniflora Loisel. Poaceae Native
denseflower cordgrass Spartina densiflora Brongn. Poaceae Exotic
Spanish broom Spartium junceum L. Fabaceae (Leguminosae) Exotic
Bay Biscayne creeping-oxeye Sphagneticola trilobata (L.C. Rich.) Pruski Asteraceae Exotic
Malabar plum Syzygium jambos (L.) Alston Myrtaceae Exotic
Athel tamarisk Tamarix aphylla (L.) Karst. Tamaricaceae Exotic
medusahead Taeniatherum caput-medusae (L.) Nevski Poaceae Exotic
saltcedar Tamarix ramosissima Ledeb. Tamaricaceae Exotic
common tansy Tanacetum vulgare L. Asteraceae Exotic
field pennycress Thlaspi arvense L. Brassicaceae Exotic
herbaceous glorytree Tibouchina herbacea (DC.) Cogn. Melastomataceae Exotic
Australian redcedar Toona ciliata Roemer Meliaceae Exotic
western salsify Tragopogon dubius Scop. Asteraceae Exotic
guineagrass Megathyrsus maximus (Jacq.) R. Webster Poaceae Exotic
tungoil tree Vernicia fordii (Hemsl.) Airy-Shaw Euphorbiaceae Exotic
cranberry vibrunum, European highbush cranberry Viburnum opulus ssp. opulus Linnaeus Caprifoliaceae Exotic
weeping lovegrass Eragrostis curvula (Schrad.) Nees Poaceae Exotic
redtop Agrostis gigantea Roth Poaceae Exotic
fivestamen tamarisk Tamarix chinensis Lour. Tamaricaceae Exotic
European red raspberry Rubus idaeus L. Rosaceae Native
sawtooth oak Quercus acutissima Carruthers Fagaceae Exotic
Japanese hop Humulus japonicus Siebold & Zucc. Cannabaceae Exotic
colonial bentgrass Agrostis capillaris L. Poaceae Exotic
Sycamore maple Acer pseudoplatanus L. Aceraceae Exotic
Lombardy poplar Populus nigra L. Salicaceae Exotic
sweet vernalgrass Anthoxanthum odoratum L. Poaceae Exotic
yellow daylily Hemerocallis lilioasphodelus L. Liliaceae Exotic
sweet cherry Prunus avium (L.) L. Rosaceae Exotic
bristly locust Robinia hispida L. Fabaceae (Leguminosae) Exotic
Seaside rose Rosa rugosa Thunb. Rosaceae Exotic
common pear Pyrus communis L. Rosaceae Exotic
European crabapple Malus sylvestris P. Mill. Rosaceae Exotic
Monterey cypress Cupressus macrocarpa Hartw. ex Gord. Cupressaceae Native
great burdock Arctium lappa L. Asteraceae Exotic
perennial false-brome Brachypodium sylvaticum (Huds.) Beauv. Poaceae Exotic
paradise poinciana Caesalpinia gilliesii (Wall. ex Hook.) Wall. ex D. Dietr. Fabaceae (Leguminosae) Exotic
Madagascar periwinkle Catharanthus roseus (L.) G. Don Apocynaceae Exotic
star-mustard Coincya monensis (L.) Greuter & Burdet Brassicaceae Exotic
Cooper's cyathea Cyathea cooperi (Hook. ex F. Muell.) Domin Cyatheaceae Exotic
Epidendrum ×obrienianum Epidendrum x obrienianum Rolfe [evectum × ibaguense] Orchidaceae Exotic
Lehmann lovegrass Eragrostis lehmanniana Nees Poaceae Exotic
sheep fescue Festuca trachyphylla (Hack.) Krajina nom. illeg. Poaceae Exotic
red fescue Festuca rubra L. Poaceae Native
simpleleaf chastetree Vitex trifolia L. Verbenaceae Exotic
intermediate wheatgrass Thinopyrum intermedium (Host) Barkworth & D.R. Dewey Poaceae Exotic
German velvetgrass Holcus mollis L. Poaceae Exotic
lesser hawkbit Leontodon saxatilis ssp. saxatilis L. Asteraceae Exotic
largeleaf blackberry Rubus macrophyllus Weihe & Nees Rosaceae Exotic
tuna cactus Opuntia ficus-indica (L.) P. Mill. Cactaceae Exotic
yellow glandweed Parentucellia viscosa (L.) Caruel Scrophulariaceae Exotic
hedgehog dogtailgrass Cynosurus echinatus L. Poaceae Exotic
European cranberrybush Viburnum opulus L. Caprifoliaceae Exotic
Chinese banyan Ficus microcarpa L. f. Moraceae Exotic