Invasive Plants of the Southeast
List taken from Invasive Plants of the Thirteen Southern States, J. Miller, E. Chambliss, and C. Bargeron, 2004
| Subject Name | Scientific Name | Category |
|---|---|---|
| aeginetia | Aeginetia spp. L. | Forbs/Herbs |
| African boxthorn | Lycium ferocissimum Miers | Shrub or Subshrub |
| African couchgrass | Digitaria abyssinica (A. Rich) Stapf | Grass or Grasslike |
| African feathergrass | Pennisetum macrourum Trinius | Grass or Grasslike |
| African mile-a-minute | Mikania cordata (Burm. f.) B.L. Robins. | Vines |
| air-potato | Dioscorea bulbifera L. | Vines |
| alapataco | Prosopis alpataco R. A. Philippi | Hardwood Trees |
| albardon | Prosopis sericantha Gillies ex Hook. & Arn. | Hardwood Trees |
| alectra | Alectra spp. Thunb. | Forbs/Herbs |
| alfombrilla | Drymaria arenarioides Humboldt & Bonpland | Forbs/Herbs |
| algarobilla | Prosopis argentina Burkart | Hardwood Trees |
| algarrobilla | Prosopis humilis Gillies ex Hooker & Arnott | Hardwood Trees |
| algarrobillo | Prosopis campestris Griesbach | Hardwood Trees |
| algarrobillo | Prosopis elata (Burkart) Burkart | Hardwood Trees |
| algarrobo paraguayo | Prosopis hassleri Harms ex Hassler | Hardwood Trees |
| algarrobo patagonica | Prosopis denudans Bentham | Hardwood Trees |
| alligatorweed | Alternanthera philoxeroides (Mart.) Griseb. | Aquatic Plants |
| alpine knapweed, Tyrol knapweed | Centaurea nigrescens Willd | Forbs/Herbs |
| American evergreen | Syngonium podophyllum Schott | Vines |
| Amur honeysuckle | Lonicera maackii (Rupr.) Herder | Shrub or Subshrub |
| anchored waterhyacinth | Eichhornia azurea (Swartz) Kunth | Aquatic Plants |
| annual bluegrass | Poa annua L. | Grass or Grasslike |
| Antilles calophyllum | Calophyllum antillanum Britt | Hardwood Trees |
| Arabian jasmine | Jasminum sambac (L.) Ait. | Vines |
| Argentine screwbean | Prosopis strombulifera (Lamarck) Bentham | Shrub or Subshrub |
| arrowhead | Sagittaria sagittifolia Linnaeus | Aquatic Plants |
| arrowleaf elephant's ear | Xanthosoma sagittifolium (L.) Schott | Forbs/Herbs |
| arrowleaved monochoria | Monochoria hastata (L.) Solms | Forbs/Herbs |
| Asian nakedwood | Colubrina asiatica (L.) Brongn. | Hardwood Trees |
| Asian swordfern | Nephrolepis brownii (Desv.) Hovenkamp & Miyam. | Forbs/Herbs |
| Asiatic dayflower | Commelina communis L. | Forbs/Herbs |
| Australian almond | Terminalia muelleri Benth. | Hardwood Trees |
| Australian-pine | Casuarina equisetifolia L. | Hardwood Trees |
| autumn olive | Elaeagnus umbellata Thunb. | Shrub or Subshrub |
| bahiagrass | Paspalum notatum Fluegge | Grass or Grasslike |
| bald brome | Bromus racemosus L. | Grass or Grasslike |
| balloonvine | Cardiospermum halicacabum L. | Vines |
| Banks melastoma | Melastoma malabathricum L. | Shrub or Subshrub |
| barbe de tigre | Prosopis kuntzei Harms ex Hassler | Hardwood Trees |
| barnyardgrass | Echinochloa crus-galli (L.) Beauv | Grass or Grasslike |
| basketplant | Callisia fragrans (Lindl.) Woods | Forbs/Herbs |
| Bay Biscayne creeping-oxeye | Sphagneticola trilobata (L.C. Rich.) Pruski | Forbs/Herbs |
| beach naupaka | Scaevola taccada Vahl | Shrub or Subshrub |
| beach vitex | Vitex rotundifolia L. f. | Shrub or Subshrub |
| Benghal dayflower | Commelina benghalensis L. | Forbs/Herbs |
| Benghal dayflower | Commelina benghalensis L. | Forbs/Herbs |
| bermudagrass | Cynodon dactylon (L.) Pers | Grass or Grasslike |
| big periwinkle | Vinca major L. | Vines |
| bigfruit dodder | Cuscuta megalocarpa Rydb | Vines |
| bigpod sesbania | Sesbania herbacea (P. Mill.) McVaugh | Forbs/Herbs |
| birdsfoot trefoil | Lotus corniculatus L. | Forbs/Herbs |
| bittersweet nightshade | Solanum dulcamara L. | Vines |
| black medic | Medicago lupulina L. | Forbs/Herbs |
| blessed thistle | Cnicus benedictus L. | Forbs/Herbs |
| boatlily | Tradescantia spathacea Sw. | Forbs/Herbs |
| border privet | Ligustrum obtusifolium Sieb. & Zucc. | Shrub or Subshrub |
| bracted plantain | Plantago aristata Michx. | Forbs/Herbs |
| branched broomrape | Phelipanche ramosa (L.) Pomel | Forbs/Herbs |
| branched burreed | Sparganium erectum L. | Aquatic Plants |
| Brazilian jasmine | Jasminum fluminense Vell. | Vines |
| Brazilian peppertree | Schinus terebinthifolia Raddi | Hardwood Trees |
| Brazilian satintail | Imperata brasiliensis Trinius | Grass or Grasslike |
| Brazilian vervain | Verbena incompta P. W. Michael | Forbs/Herbs |
| Brazilian waterweed, Brazilian elodea | Egeria densa Planch. | Aquatic Plants |
| brittleleaf naiad | Najas minor All. | Aquatic Plants |
| Britton's wild petunia | Ruellia simplex C. Wright | Shrub or Subshrub |
| broadleaf buttonweed | Spermacoce alata Aubl. | Forbs/Herbs |
| broomrape | Orobanche spp. L. | Forbs/Herbs |
| brown knapweed | Centaurea jacea L. | Forbs/Herbs |
| brown-beard rice | Oryza rufipogon Griffiths | Grass or Grasslike |
| buckhorn plantain | Plantago lanceolata L. | Forbs/Herbs |
| bulbous buttercup | Ranunculus bulbosus L. | Forbs/Herbs |
| bull thistle | Cirsium vulgare (Savi) Ten. | Forbs/Herbs |
| burmareed | Neyraudia reynaudiana (Kunth) Keng ex A.S. Hitchc. | Grass or Grasslike |
| Caesarweed | Urena lobata L. | Forbs/Herbs |
| calden | Prosopis caldenia Burkart | Hardwood Trees |
| California poppy | Eschscholzia californica Cham | Forbs/Herbs |
| Callery pear (Bradford pear) | Pyrus calleryana Decne. | Hardwood Trees |
| camelthorn | Alhagi maurorum Medik | Shrub or Subshrub |
| camelthorn | Alhagi maurorum Medik | Shrub or Subshrub |
| camphortree | Cinnamomum camphora (L.) J. Presl | Hardwood Trees |
| Canada bluegrass | Poa compressa L. | Grass or Grasslike |
| Canada thistle | Cirsium arvense (L.) Scop. | Forbs/Herbs |
| cape tulip | Homeria spp. Vent. | Forbs/Herbs |
| carpet bugle | Ajuga reptans L. | Forbs/Herbs |
| carrotwood | Cupaniopsis anacardioides (A. Rich.) Radlk. | Hardwood Trees |
| castorbean | Ricinus communis L. | Shrub or Subshrub |
| catclaw mimosa | Mimosa pigra L. | Shrub or Subshrub |
| catclaw-vine | Macfadyena unguis-cati (L.) A.H. Gentry | Vines |
| cathedral bells | Kalanchoe pinnata (Lam.) Pers. | Shrub or Subshrub |
| catnip | Nepeta cataria L. | Forbs/Herbs |
| cattail grass | Setaria pumila ssp. pallidefusca (Schumacher) B.K. Simon | Grass or Grasslike |
| centipede tongavine | Epipremnum pinnatum (L.) Engl | Vines |
| chamber bitter | Phyllanthus urinaria L. | Forbs/Herbs |
| cheatgrass, downy brome | Bromus tectorum L. | Grass or Grasslike |
| Cherokee rose | Rosa laevigata Michx. | Shrub or Subshrub |
| chicory | Cichorium intybus L. | Forbs/Herbs |
| chinaberry | Melia azedarach L. | Hardwood Trees |
| Chinese banyan | Ficus microcarpa L. f. | Hardwood Trees |
| Chinese fleecevine | Fallopia baldschuanica (Regel) Holub | Shrub or Subshrub |
| Chinese parasoltree | Firmiana simplex (L.) W. Wight | Shrub or Subshrub |
| Chinese privet | Ligustrum sinense Lour. | Shrub or Subshrub |
| Chinese silvergrass | Miscanthus sinensis Anderss. | Grass or Grasslike |
| Chinese sprangletop | Leptochloa chinensis (L.) Nees | Grass or Grasslike |
| Chinese tallowtree | Triadica sebifera (L.) Small | Hardwood Trees |
| Chinese violet | Asystasia gangetica (L.) T. Anders | Vines |
| Chinese wisteria | Wisteria sinensis (Sims) DC. | Vines |
| Chinese yam | Dioscorea polystachya Turcz. | Vines |
| chocolate vine | Akebia quinata (Houtt.) Dcne. | Vines |
| churqui | Prosopis ferox Griesbach | Hardwood Trees |
| clubed begonia | Begonia cucullata Willd | Vines |
| coat buttons | Tridax procumbens L. | Forbs/Herbs |
| cocklebur | Xanthium L. | Forbs/Herbs |
| coco yam, wild taro | Colocasia esculenta (L.) Schott | Forbs/Herbs |
| cogongrass | Imperata cylindrica (L.) Beauv. | Grass or Grasslike |
| colonial bentgrass | Agrostis capillaris L. | Grass or Grasslike |
| coltsfoot | Tussilago farfara L. | Forbs/Herbs |
| common burdock, lesser burdock | Arctium minus Bernh. | Forbs/Herbs |
| common chickweed | Stellaria pallida (Dumort.) Crépin | Forbs/Herbs |
| common cocklebur | Xanthium strumarium L. | Forbs/Herbs |
| common crupina | Crupina vulgaris Cass. | Forbs/Herbs |
| common mullein | Verbascum thapsus L. | Forbs/Herbs |
| common periwinkle | Vinca minor L. | Forbs/Herbs |
| common reed | Phragmites australis (Cavanilles) Trinius ex Steudel | Aquatic Plants |
| common reed | Phragmites australis (Cavanilles) Trinius ex Steudel | Aquatic Plants |
| common selfheal | Prunella vulgaris L. | Forbs/Herbs |
| common St. Johnswort | Hypericum perforatum L. | Forbs/Herbs |
| common teasel | Dipsacus fullonum L. | Forbs/Herbs |
| common teasel | Dipsacus fullonum L. | Forbs/Herbs |
| common teasel | Dipsacus fullonum L. | Forbs/Herbs |
| common velvetgrass | Holcus lanatus L. | Grass or Grasslike |
| common vetch | Vicia sativa Linnaeus | Forbs/Herbs |
| common water hyacinth | Eichhornia crassipes (Mart.) Solms | Aquatic Plants |
| coral ardisia | Ardisia crenata Sims | Shrub or Subshrub |
| coral vine | Antigonon leptopus Hook. & Arn. | Vines |
| corn cockle | Agrostemma githago L | Forbs/Herbs |
| corn gromwell | Buglossoides arvensis (L.) I.M. Johnston | Forbs/Herbs |
| cornflower | Centaurea cyanus L. | Forbs/Herbs |
| council tree | Ficus altissima Blume | Hardwood Trees |
| cowpea witchweed | Striga gesnerioides (Willd.) Vatke | Forbs/Herbs |
| creeping yellow loosestrife, creeping Jenny | Lysimachia nummularia L. | Forbs/Herbs |
| crenate broomrape | Orobanche crenata Forsk. | Forbs/Herbs |
| crested floating heart | Nymphoides cristata (Roxb.) O. Ktze. | Aquatic Plants |
| crimson fountaingrass | Cenchrus setaceus (Forssk.) Morrone | Grass or Grasslike |
| croftonweed | Ageratina adenophora (Spreng.) King & H.E. Robins. | Forbs/Herbs |
| curly dock | Rumex crispus L. | Forbs/Herbs |
| curly leaf pondweed | Potamogeton crispus L. | Aquatic Plants |
| cusqui | Prosopis calingastana Burkart | Hardwood Trees |
| cutleaf teasel | Dipsacus laciniatus L. | Forbs/Herbs |
| dames rocket | Hesperis matronalis L. | Forbs/Herbs |
| day jessamine | Cestrum diurnum L. | Hardwood Trees |
| deeprooted sedge | Cyperus entrerianus Boeckl. | Aquatic Plants |
| denseflower witchweed | Striga densiflora (Benth.) Benth. | Forbs/Herbs |
| Deptford pink | Dianthus armeria L. | Forbs/Herbs |
| deviltree | Alstonia macrophylla Wallich ex G. Don | Hardwood Trees |
| dock | Rumex spp. L. | Forbs/Herbs |
| dodder | Cuscuta L. | Vines |
| dotted duckmeat | Landoltia punctata (G.F.W. Mey.) D.H. Les & D.J. Crawford | Aquatic Plants |
| duck-lettuce | Ottelia alismoides (Linnaeus) Pers. | Aquatic Plants |
| eared salvinia | Salvinia auriculata Aublet | Aquatic Plants |
| earleaf acacia | Acacia auriculiformis A. Cunningham ex Benth. | Shrub or Subshrub |
| elegant dutchman's pipe | Aristolochia elegans Mast. | Vines |
| elephant grass | Cenchrus purpureus (Schumach.) Morrone | Grass or Grasslike |
| elliptic yellowwood | Ochrosia elliptica Labill. | Hardwood Trees |
| English ivy | Hedera helix L. | Vines |
| Eurasian watermilfoil | Myriophyllum spicatum L. | Aquatic Plants |
| European blackberry | Rubus fruticosus L. | Shrub or Subshrub |
| European privet | Ligustrum vulgare L. | Shrub or Subshrub |
| European water chestnut | Trapa natans L. | Aquatic Plants |
| false strawberry | Potentilla indica (Andr.) Wolf | Forbs/Herbs |
| feathered mosquito-fern | Azolla pinnata R. Brown | Aquatic Plants |
| fennel | Foeniculum vulgare P. Mill. | Forbs/Herbs |
| field bindweed | Convolvulus arvensis L. | Vines |
| field brome | Bromus arvensis L. | Grass or Grasslike |
| flamegold | Koelreuteria elegans ssp. formosana (Hayata) F.G. Mey. | Hardwood Trees |
| Florida betony | Stachys floridana Shuttlw. ex Benth. | Forbs/Herbs |
| fountain palm | Livistona chinensis (Jacq.) R. Br. ex Mart. | Hardwood Trees |
| foxtail millet | Setaria italica (L.) Beauv. | Grass or Grasslike |
| fragrant manjack | Cordia dichotoma G. Forst. | Hardwood Trees |
| French tamarisk | Tamarix gallica L. | Shrub or Subshrub |
| garlic mustard | Alliaria petiolata (Bieb.) Cavara & Grande | Forbs/Herbs |
| giant foxtail | Setaria faberi Herrm. | Grass or Grasslike |
| giant hogweed | Heracleum mantegazzianum Sommier & Levier | Forbs/Herbs |
| giant reed | Arundo donax L. | Grass or Grasslike |
| giant salvinia | Salvinia molesta D. S. Mitchell | Aquatic Plants |
| giant sensitiveplant | Mimosa diplotricha C. Wright ex Sauvalle | Shrub or Subshrub |
| globe dodder | Cuscuta potosina Schaffn | Vines |
| globe dodder | Cuscuta potosina var. globifera Yunck. | Vines |
| gloria de la manana | Ipomoea carnea ssp. fistulosa (Mart. ex Choisy) D. Austin | Shrub or Subshrub |
| glossy privet | Ligustrum lucidum W.T. Aiton | Shrub or Subshrub |
| goatsrue | Galega officinalis L. | Forbs/Herbs |
| Gold Coast jasmine | Jasminum dichotomum Vahl | Vines |
| golden bamboo | Phyllostachys aurea Carr. ex A.& C. Rivière | Grass or Grasslike |
| goosegrass | Eleusine indica (L.) Gaertn. | Grass or Grasslike |
| governor's plum | Flacourtia indica (Burm. f.) Merr | Shrub or Subshrub |
| gray sheoak | Casuarina glauca Sieb. ex Spreng | Hardwood Trees |
| green foxtail | Setaria viridis (L.) Beauv. | Grass or Grasslike |
| ground ivy | Glechoma hederacea L. | Forbs/Herbs |
| guava | Psidium guajava L. | Shrub or Subshrub |
| guineagrass | Megathyrsus maximus (Jacq.) R. Webster | Grass or Grasslike |
| hairy indigo | Indigofera hirsuta L. | Forbs/Herbs |
| hedge false bindweed | Calystegia sepium ssp. sepium (L.) R. Br. | Vines |
| henbit | Lamium amplexicaule L. | Forbs/Herbs |
| Herzog salvinia | Salvinia herzogii de la Sota | Aquatic Plants |
| hiptage | Hiptage benghalensis (L.) Kurz | Shrub or Subshrub |
| horsenettle | Solanum carolinense L. | Forbs/Herbs |
| hydrilla | Hydrilla verticillata (L. f.) Royle | Aquatic Plants |
| iguanatail | Sansevieria hyacinthoides (L.) Druce | Forbs/Herbs |
| incised halberd fern | Tectaria incisa Cav. | Forbs/Herbs |
| Indian rosewood | Dalbergia sissoo Roxb. ex DC. | Hardwood Trees |
| itchgrass | Rottboellia cochinchinensis (Lour.) W.D. Clayton | Grass or Grasslike |
| ivyleaf morning-glory | Ipomoea hederacea Jacq. | Vines |
| ivyleaf speedwell | Veronica hederifolia L. | Forbs/Herbs |
| Jamaica feverplant | Tribulus cistoides L. | Vines |
| Jamaican nightshade | Solanum jamaicense P. Mill. | Forbs/Herbs |
| Japanese barberry | Berberis thunbergii DC. | Shrub or Subshrub |
| Japanese black pine | Pinus thunbergii Parl. | Conifer Trees |
| Japanese climbing fern | Lygodium japonicum (Thunb. ex Murr.) Sw. | Vines |
| Japanese clover | Kummerowia striata (Thunb.) Schindl. | Forbs/Herbs |
| Japanese clover | Kummerowia striata (Thunb.) Schindl. | Forbs/Herbs |
| Japanese dodder | Cuscuta japonica Choisy | Vines |
| Japanese honeysuckle | Lonicera japonica Thunb. | Vines |
| Japanese hop | Humulus japonicus Siebold & Zucc. | Vines |
| Japanese knotweed | Reynoutria japonica Sieb. & Zucc. | Forbs/Herbs |
| Japanese privet | Ligustrum japonicum Thunb. | Shrub or Subshrub |
| Japanese sedge | Carex kobomugi Ohwi | Grass or Grasslike |
| Japanese spiraea | Spiraea japonica L. f. | Shrub or Subshrub |
| Japanese stiltgrass | Microstegium vimineum (Trin.) A. Camus | Grass or Grasslike |
| Japanese wisteria | Wisteria floribunda (Willd.) DC. | Vines |
| Java plum | Syzygium cumini (L.) Skeels | Hardwood Trees |
| Javanese bishopwood | Bischofia javanica Blume | Hardwood Trees |
| johnsongrass | Sorghum halepense (L.) Pers. | Grass or Grasslike |
| jointed prickly pear | Opuntia aurantiaca Lindley | Shrub or Subshrub |
| Kentucky bluegrass | Poa pratensis L. | Grass or Grasslike |
| kiawe | Prosopis pallida (Humb. & Bonpl. ex Willd.) Kunth | Hardwood Trees |
| kikuyugrass | Pennisetum clandestinum Hochst. ex Chiov. | Grass or Grasslike |
| Korean lespedeza | Kummerowia stipulacea (Maxim.) Makino | Forbs/Herbs |
| Korean lespedeza | Kummerowia stipulacea (Maxim.) Makino | Forbs/Herbs |
| kudzu | Pueraria montana var. lobata (Willd.) Maesen & S. Almeida | Vines |
| Kyasuma grass | Pennisetum pedicellatum ssp. unispiculum Brunken | Grass or Grasslike |
| kyasumagrass | Pennisetum pedicellatum Trinius | Grass or Grasslike |
| ladder brake | Pteris vittata L. | Forbs/Herbs |
| ladysthumb | Persicaria maculosa S.F. Gray | Forbs/Herbs |
| lambsquarters | Chenopodium album L | Forbs/Herbs |
| largeleaf lantana | Lantana camara L. | Shrub or Subshrub |
| lata | Prosopis torquata (Cavan. ex Lagasca y Segura) DC. | Hardwood Trees |
| leafy spurge | Euphorbia esula L. | Forbs/Herbs |
| leatherleaf mahonia | Mahonia bealei (Fortune) Carr. | Shrub or Subshrub |
| lesser celandine, fig buttercup | Ficaria verna Huds. | Forbs/Herbs |
| limnophila | Limnophila sessiliflora (Vahl) Blume | Forbs/Herbs |
| limpograss | Hemarthria altissima (Poir.) Stapf & C.E. Hubbard | Grass or Grasslike |
| linden viburnum | Viburnum dilatatum Thunb. | Shrub or Subshrub |
| liverseedgrass | Urochloa panicoides Beauvois | Grass or Grasslike |
| lobed salvinia | Salvinia biloba Raddi | Aquatic Plants |
| longstamen rice | Oryza longistaminata A. Chev. & Roehr. | Grass or Grasslike |
| Macartney rose | Rosa bracteata J.C. Wendl. | Shrub or Subshrub |
| Madagascar ragwort | Senecio madagascariensis Poir. | Forbs/Herbs |
| Madagascar rubbervine | Cryptostegia madagascariensis Bojer ex Dcne. | Vines |
| Malabar plum | Syzygium jambos (L.) Alston | Hardwood Trees |
| marsh dayflower | Murdannia keisak (Hassk.) Hand.-Maz. | Forbs/Herbs |
| Mascarene Island leaf-flower | Phyllanthus tenellus Roxb. | Forbs/Herbs |
| meadow fescue | Festuca pratensis Huds. | Grass or Grasslike |
| Mediterranean clone of caulerpa | Caulerpa taxifolia (Vahl) C. Agardth | Aquatic Plants |
| Mediterranean saltwort | Salsola vermiculata L. | Forbs/Herbs |
| melaleuca | Melaleuca quinquenervia (Cav.) Blake | Hardwood Trees |
| mesquite | Prosopis burkartii Muñoz | Hardwood Trees |
| mesquite | Prosopis castellanosii Burkart | Hardwood Trees |
| mesquite | Prosopis ruizlealii Burkart | Hardwood Trees |
| mesquite | Prosopis fiebrigii Harms | Hardwood Trees |
| mesquite | Prosopis rojasiana Burkart | Hardwood Trees |
| mesquite | Prosopis spp. L. | Hardwood Trees |
| mexicantea | Dysphania ambrosioides (L.) Mosyakin & Clemants | Forbs/Herbs |
| mile-a-minute | Mikania micrantha Kunth | Vines |
| mile-a-minute vine, Asiatic tearthumb | Persicaria perfoliata (L.) H. Gross | Vines |
| mimosa | Albizia julibrissin Durazz. | Hardwood Trees |
| miniature beefsteakplant | Mosla dianthera (Buch.-Ham. ex Roxb.) Maxim. | Forbs/Herbs |
| miniature flatsedge | Cyperus prolifer Lam | Grass or Grasslike |
| miramar weed | Hygrophila polysperma (Roxb.) T. Anders. | Aquatic Plants |
| mission grass | Pennisetum polystachion (Linnaeus) Schultes | Grass or Grasslike |
| mission grass | Pennisetum polystachion ssp. setosum (Sw.) Brunken | Grass or Grasslike |
| molassesgrass | Melinis minutiflora Beauv. | Grass or Grasslike |
| Molucca raspberry | Rubus moluccanus L. | Shrub or Subshrub |
| monk orchid | Oeceoclades maculata (Lindl.) Lindl. | Forbs/Herbs |
| monkeygrass | Liriope muscari (Dcne.) Bailey | Forbs/Herbs |
| monochoria | Monochoria vaginalis (Burm. f.) K. Presl ex Kunth | Aquatic Plants |
| morning-glory | Ipomoea spp. L. | Vines |
| Morrow's honeysuckle | Lonicera morrowii Gray | Shrub or Subshrub |
| motherwort | Leonurus cardiaca L. | Forbs/Herbs |
| mountain ebony | Bauhinia variegata L | Shrub or Subshrub |
| mugwort | Artemisia vulgaris L. | Forbs/Herbs |
| mulberryweed | Fatoua villosa (Thunb.) Nakai | Forbs/Herbs |
| multiflora rose | Rosa multiflora Thunb. | Shrub or Subshrub |
| musk thistle, nodding thistle | Carduus nutans L. | Forbs/Herbs |
| narrow swordfern | Nephrolepis cordifolia (L.) C. Presl | Forbs/Herbs |
| natalgrass | Melinis repens (Willd.) Zizka | Grass or Grasslike |
| nipplewort | Lapsana communis L. | Forbs/Herbs |
| nodding broomrape | Orobanche cernua Loefl. [excluded] | Forbs/Herbs |
| northern jointvetch | Aeschynomene virginica (L.) B.S.P | Forbs/Herbs |
| Norway maple | Acer platanoides L. | Hardwood Trees |
| octopus tree | Schefflera actinophylla (Endl.) H.A.T. Harms | Hardwood Trees |
| old world climbing fern | Lygodium microphyllum (Cav.) R. Br. | Vines |
| onions | Allium spp. L. | Forbs/Herbs |
| onionweed | Asphodelus fistulosus Linnaeus | Forbs/Herbs |
| orange jessamine | Murraya paniculata (L.) Jack | Hardwood Trees |
| orchardgrass | Dactylis glomerata L. | Grass or Grasslike |
| Oregon grape | Mahonia nervosa (Pursh) Nutt | Shrub or Subshrub |
| Oriental lady's thumb | Persicaria longiseta (Bruijn) Kitagawa | Forbs/Herbs |
| oxeye daisy | Leucanthemum vulgare Lam. | Forbs/Herbs |
| oxygen weed | Lagarosiphon major (Ridley) Moss | Aquatic Plants |
| pale yellow iris, yellow flag iris | Iris pseudacorus L. | Aquatic Plants |
| palo de hierro | Prosopis palmeri S. Watson | Hardwood Trees |
| paper-mulberry | Broussonetia papyrifera (L.) L'Hér. ex Vent. | Hardwood Trees |
| paragrass | Urochloa mutica (Forsk.) T.Q. Nguyen | Grass or Grasslike |
| parrotfeather | Myriophyllum aquaticum (Vell.) Verdc. | Aquatic Plants |
| peppermint | Mentha x piperita L. (pro sp.) | Forbs/Herbs |
| perilla mint | Perilla frutescens (L.) Britton | Forbs/Herbs |
| piedmont bedstraw | Cruciata pedemontana (Bellardi) Ehrend. | Forbs/Herbs |
| pilipiliula | Chrysopogon aciculatus (Retz.) Trin. | Grass or Grasslike |
| pitted morning-glory | Ipomoea lacunosa L. | Vines |
| poison hemlock | Conium maculatum L. | Forbs/Herbs |
| poison ryegrass | Lolium temulentum L. | Grass or Grasslike |
| porcelain-berry | Ampelopsis glandulosa var. brevipedunculata (Maxim.) Momiy. | Vines |
| portia tree | Thespesia populnea (L.) Soland. ex Correa | Hardwood Trees |
| princesstree | Paulownia tomentosa (Thunb.) Sieb. & Zucc. ex Steud. | Hardwood Trees |
| ptychosperma | Ptychosperma elegans (R. Br.) Blume | Hardwood Trees |
| puncturevine | Tribulus terrestris L. | Vines |
| purple crown-vetch | Securigera varia (L.) Lassen | Forbs/Herbs |
| purple loosestrife | Lythrum salicaria L. | Aquatic Plants |
| purple nutsedge | Cyperus rotundus L. | Grass or Grasslike |
| purple witchweed | Striga hermonthica (Del.) Benth | Forbs/Herbs |
| quackgrass | Elymus repens (L.) Gould | Grass or Grasslike |
| Queen Anne's lace, wild carrot | Daucus carota L. | Forbs/Herbs |
| queen palm | Syagrus romanzoffiana (Cham.) Glassman | Hardwood Trees |
| rattlebox | Crotalaria L. | Forbs/Herbs |
| red beadtree | Adenanthera pavonina L | Hardwood Trees |
| red morning-glory | Ipomoea coccinea L. | Vines |
| red rice | Oryza punctata Kotzchy ex Steud. | Grass or Grasslike |
| red sesbania | Sesbania punicea (Cav.) Benth. | Shrub or Subshrub |
| red sorrel | Rumex acetosella L. | Forbs/Herbs |
| redfruit passionflower | Passiflora foetida L. | Vines |
| redtop | Agrostis gigantea Roth | Grass or Grasslike |
| rescuegrass | Bromus catharticus Vahl | Grass or Grasslike |
| rice | Oryza sativa L. | Grass or Grasslike |
| ricegrass paspalum | Paspalum scrobiculatum Linnaeus | Grass or Grasslike |
| river sheoak | Casuarina cunninghamiana Miq. | Hardwood Trees |
| rosarypea | Abrus precatorius L. | Vines |
| rose myrtle | Rhodomyrtus tomentosa (Ait.) Hassk. | Hardwood Trees |
| roughstalk bluegrass | Poa trivialis L. | Grass or Grasslike |
| round leaf bittersweet | Celastrus orbiculatus Thunb. | Vines |
| Russian knapweed | Rhaponticum repens (L.) Hidalgo | Forbs/Herbs |
| Russian olive | Elaeagnus angustifolia L. | Shrub or Subshrub |
| rye brome | Bromus secalinus L. | Grass or Grasslike |
| sacred bamboo | Nandina domestica Thunb. | Shrub or Subshrub |
| sapodilla | Manilkara zapota (L.) van Royen | Hardwood Trees |
| saramollagrass | Ischaemum rugosum Salisbury | Grass or Grasslike |
| sawtooth oak | Quercus acutissima Carruthers | Hardwood Trees |
| Scotch broom | Cytisus scoparius (L.) Link | Shrub or Subshrub |
| sea hibiscus | Talipariti tiliaceum var. tiliaceum L. | Shrub or Subshrub |
| Seifriz's chamaedorea | Chamaedorea seifrizii Burret | Hardwood Trees |
| Senegal date palm | Phoenix reclinata Jacq. | Hardwood Trees |
| sericea lespedeza | Lespedeza cuneata (Dum.-Cours.) G. Don | Shrub or Subshrub |
| serrated tussock | Nassella trichotoma Hackel ex Arech. | Grass or Grasslike |
| sessile joyweed | Alternanthera sessilis (L.) R. Br. ex DC. | Aquatic Plants |
| sewer vine | Paederia cruddasiana Prain | Vines |
| shoebutton ardisia | Ardisia elliptica Thunb | Hardwood Trees |
| showy fly honeysuckle, Bell's honeysuckle | Lonicera x bella Zabel [morrowii × tatarica] | Shrub or Subshrub |
| shrubby lespedeza | Lespedeza bicolor Turcz. | Shrub or Subshrub |
| Siberian elm | Ulmus pumila L. | Hardwood Trees |
| sicklepod | Senna obtusifolia (L.) Irwin & Barneby | Forbs/Herbs |
| silverleaf nightshade | Solanum elaeagnifolium Cavanaugh | Forbs/Herbs |
| simpleleaf bushweed | Flueggea acidoton (L.) G.L. Webster | Shrub or Subshrub |
| simplestem bur-reed | Sparganium erectum ssp. stoloniferum (Graebn.) H. Hara | Forbs/Herbs |
| sisal | Agave sisalana Perrine | Forbs/Herbs |
| skunk-vine | Paederia foetida L. | Vines |
| small broomrape | Orobanche minor Smith | Forbs/Herbs |
| small carpetgrass, joint-head grass | Arthraxon hispidus (Thunb.) Makino | Grass or Grasslike |
| small carpetgrass, joint-head grass | Arthraxon hispidus (Thunb.) Makino | Grass or Grasslike |
| smooth brome | Bromus inermis Leyss. | Grass or Grasslike |
| South African ragwort | Senecio inaequidens DC. | Forbs/Herbs |
| Spanish arborvine | Merremia tuberosa (L.) Rendle | Vines |
| spiny cocklebur | Xanthium spinosum L. | Forbs/Herbs |
| spiny emex | Emex spinosa (Linnaeus) Campdera | Forbs/Herbs |
| spiny plumeless thistle | Carduus acanthoides L. | Forbs/Herbs |
| spotted knapweed | Centaurea stoebe ssp. micranthos (Gugler) Hayek | Forbs/Herbs |
| spotted knapweed | Centaurea stoebe ssp. micranthos (Gugler) Hayek | Forbs/Herbs |
| spreading hedgeparsley | Torilis arvensis (Huds.) Link | Forbs/Herbs |
| Sprenger's asparagus fern | Asparagus aethiopicus L. | Shrub or Subshrub |
| Standish's honeysuckle | Lonicera standishii Jacques | Shrub or Subshrub |
| star-of-Bethlehem | Ornithogalum umbellatum L. | Forbs/Herbs |
| sterile oat | Avena sterilis Linnaeus | Grass or Grasslike |
| stinging nettle | Urtica dioica L. | Forbs/Herbs |
| stinkgrass | Eragrostis cilianensis (All.) Vign. ex Janchen | Grass or Grasslike |
| strawberry guava | Psidium cattleyanum Sabine | Shrub or Subshrub |
| sulfur cinquefoil | Potentilla recta L. | Forbs/Herbs |
| Surinam cherry | Eugenia uniflora L. | Shrub or Subshrub |
| swamp morning-glory | Ipomoea aquatica Forssk. | Aquatic Plants |
| swamp stonecrop | Crassula helmsii A. Berger | Forbs/Herbs |
| sweet autumn virginsbower | Clematis terniflora DC | Vines |
| sweet breath of spring | Lonicera fragrantissima Lindl. & Paxton | Shrub or Subshrub |
| Syrian mesquite | Prosopis farcta (Banks & Soland.) J.F. Macbr. | Hardwood Trees |
| tall fescue | Festuca arundinacea Schreb. | Grass or Grasslike |
| tall morning-glory | Ipomoea purpurea (L.) Roth | Vines |
| tall oatgrass | Arrhenatherum elatius (L.) Beauv. ex J.& K. Presl | Grass or Grasslike |
| tall vervain | Verbena bonariensis L. | Forbs/Herbs |
| tamarisk | Tamarix spp. L. | Shrub or Subshrub |
| tangerine | Citrus reticulata Blanco | Hardwood Trees |
| Tatarian honeysuckle | Lonicera tatarica L. | Shrub or Subshrub |
| tawny daylily | Hemerocallis fulva (L.) L. | Forbs/Herbs |
| Texas blueweed | Helianthus ciliaris DC. | Forbs/Herbs |
| thorny olive | Elaeagnus pungens Thunb. | Shrub or Subshrub |
| thoroughwort pennycress | Microthlaspi perfoliatum (L.) F.K. Mey. | Forbs/Herbs |
| three-cornered jack | Emex australis Steinhall | Forbs/Herbs |
| threelobe morning-glory | Ipomoea triloba L. | Vines |
| Thunberg lespedeza | Lespedeza thunbergii (DC.) Nakai | Forbs/Herbs |
| thymeleaf sandwort | Arenaria serpyllifolia L. | Forbs/Herbs |
| timothy | Phleum pratense L. | Grass or Grasslike |
| tornillo | Prosopis reptans var. cinerascens (A. Gray) Burkart | Shrub or Subshrub |
| torpedograss | Panicum repens L. | Aquatic Plants |
| tree-of-heaven | Ailanthus altissima (P. Mill.) Swingle | Hardwood Trees |
| trifoliate orange | Citrus trifoliata (L.) Raf. | Hardwood Trees |
| tropical almond | Terminalia catappa L. | Shrub or Subshrub |
| tropical soda apple | Solanum viarum Dunal | Shrub or Subshrub |
| trumpet-tree | Cecropia obtusifolia Bertol. | Hardwood Trees |
| tungoil tree | Vernicia fordii (Hemsl.) Airy-Shaw | Hardwood Trees |
| turkeyberry | Solanum torvum Sw. | Forbs/Herbs |
| twoflower passionflower | Passiflora biflora Lam. | Vines |
| twoleaf nightshade | Solanum diphyllum L. | Forbs/Herbs |
| umbrella plant | Cyperus involucratus Rottb | Grass or Grasslike |
| Uruguay waterprimrose | Ludwigia uruguayensis Camb.) Hara | Shrub or Subshrub |
| valamuerto | Senna pendula (Humb. & Bonpl. ex Willd.) Irwin & Barneby | Vines |
| velvet fingergrass | Digitaria velutina (Forsk.) Beauv. | Grass or Grasslike |
| velvet mesquite | Prosopis velutina Woot. | Hardwood Trees |
| vetivergrass | Vetiveria zizanioides (L.) Nash ex Small | Grass or Grasslike |
| vinal | Prosopis ruscifolia Griesbach | Hardwood Trees |
| water lettuce | Pistia stratiotes L. | Aquatic Plants |
| water primrose | Ludwigia grandiflora ssp. hexapetala (Hook. & Arn.) Nesom & Kartesz | Forbs/Herbs |
| water soldier | Stratiotes aloides L. | Aquatic Plants |
| watercress | Nasturtium officinale R. Brown | Aquatic Plants |
| watermoss | Salvinia spp. Séguier | Aquatic Plants |
| weeping lovegrass | Eragrostis curvula (Schrad.) Nees | Grass or Grasslike |
| weeping lovegrass | Eragrostis curvula (Schrad.) Nees | Grass or Grasslike |
| West Indian marsh grass | Hymenachne amplexicaulis (Rudge) Nees | Grass or Grasslike |
| western salsify | Tragopogon dubius Scop. | Forbs/Herbs |
| wetland nightshade | Solanum tampicense Dunal | Vines |
| white leadtree | Leucaena leucocephala (Lam.) de Wit | Hardwood Trees |
| white mulberry | Morus alba L. | Hardwood Trees |
| white poplar | Populus alba L. | Hardwood Trees |
| white sweetclover | Melilotus albus Medikus | Forbs/Herbs |
| white-flowered spiderwort | Tradescantia fluminensis Vell. | Forbs/Herbs |
| wild garlic | Allium vineale L. | Forbs/Herbs |
| wild parsnip | Pastinaca sativa L. | Forbs/Herbs |
| wild poinsettia | Euphorbia heterophylla L | Forbs/Herbs |
| wild radish | Raphanus raphanistrum L. | Forbs/Herbs |
| wild safflower | Carthamus oxyacantha M. Bieberstein | Forbs/Herbs |
| wild sugarcane | Saccharum spontaneum L. | Grass or Grasslike |
| willowleaf lettuce | Lactuca saligna L. | Forbs/Herbs |
| wine raspberry | Rubus phoenicolasius Maxim. | Shrub or Subshrub |
| winged burning bush | Euonymus alatus (Thunb.) Sieb. | Shrub or Subshrub |
| winged yam | Dioscorea alata L. | Vines |
| winter creeper | Euonymus fortunei (Turcz.) Hand.-Maz. | Vines |
| witchweed | Striga asiatica (L.) Kuntze | Forbs/Herbs |
| witchweed | Striga Lour. | Forbs/Herbs |
| woman's tongue tree | Albizia lebbeck (L.) Benth | Hardwood Trees |
| ye gu | Aeginetia indica L. | Forbs/Herbs |
| yellow fieldcress | Rorippa sylvestris (L.) Bess. | Aquatic Plants |
| yellow foxtail | Setaria pumila (Poir.) Roemer & J.A. Schultes | Grass or Grasslike |
| yellow rocket | Barbarea vulgaris Ait. f. | Forbs/Herbs |
| yellow sweet-clover | Melilotus officinalis (L.) Lam. | Forbs/Herbs |
| yellow woodsorrel | Oxalis stricta L. | Forbs/Herbs |
| yerba de hierro | Melasma melampyroides (Rich.) Pennell ex Britton & P.Wilson | Forbs/Herbs |
