Invasive Plant Species with Images


This is a list of invasive plants for which there are images available (in the Bugwood Image Database System). Images are being sought for species not on this list as well as additional images for species shown here. A list of all species in the database can be obtained by selecting "All Species." The following species have been reported to be invasive in natural areas in the U.S. Species native to the U.S. are included when they are invasive in areas well outside their known natural ranges, as a result of human activities. For more information on each species, including the listing sources, images, and distribution maps, click on the species.

1127 Records

Subject Name Scientific Name Growth Habit Num. of Images
rush skeletonweed Chondrilla juncea L. Forbs/Herbs 35
orange hawkweed Pilosella aurantiaca (L.) F. W. Schultz & Sch. Bip. Forbs/Herbs 60
musk thistle, nodding thistle Carduus nutans L. Forbs/Herbs 174
giant salvinia Salvinia molesta D. S. Mitchell Aquatic Plants 86
thymeleaf speedwell Veronica serpyllifolia L. Forbs/Herbs 31
hairy cat's ear Hypochaeris radicata L. Forbs/Herbs 55
bur chervil Anthriscus caucalis M. Bieb. Forbs/Herbs 14
hedge mustard Sisymbrium officinale (L.) Scop. Forbs/Herbs 20
Malta starthistle Centaurea melitensis L. Forbs/Herbs 15
rescuegrass Bromus catharticus Vahl Grass or Grasslike 9
creeping beggarweed Desmodium incanum DC. Shrub or Subshrub 5
scarlet pimpernel Anagallis arvensis L. Forbs/Herbs 21
monkeypod Pithecellobium dulce (Roxb.) Benth. Hardwood Trees 7
Alexandrian laurel Calophyllum inophyllum L. Hardwood Trees 12
catclaw-vine Macfadyena unguis-cati (L.) A.H. Gentry Vines 24
common reed Phragmites australis (Cavanilles) Trinius ex Steudel Aquatic Plants 292
sensitive partridgepea Chamaecrista nictitans (L.) Moench Forbs/Herbs 12
garlic mustard Alliaria petiolata (Bieb.) Cavara & Grande Forbs/Herbs 441
privet Ligustrum spp. L. Shrub or Subshrub 24
smokebush Buddleja madagascariensis Lam. Shrub or Subshrub 32
lesser swinecress Lepidium didymum L. Forbs/Herbs 9
turnipweed Rapistrum rugosum (L.) All. Forbs/Herbs 13
satinleaf Chrysophyllum oliviforme L. Hardwood Trees 2
indigobush Amorpha fruticosa L. Shrub or Subshrub 70
Seifriz's chamaedorea Chamaedorea seifrizii Burret Hardwood Trees 5
giant hogweed Heracleum mantegazzianum Sommier & Levier Forbs/Herbs 247
common pokeweed Phytolacca americana L. Forbs/Herbs 147
common selfheal Prunella vulgaris L. Forbs/Herbs 47
sisal Agave sisalana Perrine Forbs/Herbs 9
crimson fountaingrass Cenchrus setaceus (Forssk.) Morrone Grass or Grasslike 51
smooth cat's ear Hypochaeris glabra L. Forbs/Herbs 16
clasping heliotrope Heliotropium amplexicaule L. Forbs/Herbs 3
blue panicum Panicum antidotale Retz. Grass or Grasslike 7
soft brome Bromus hordeaceus L. Grass or Grasslike 11
cure for all Pluchea carolinensis (Jacq.) G. Don Shrub or Subshrub 24
Senegal date palm Phoenix reclinata Jacq. Hardwood Trees 6
Morrow's honeysuckle Lonicera morrowii Gray Shrub or Subshrub 180
olive Olea europaea L. Hardwood Trees 21
bermudagrass Cynodon dactylon (L.) Pers Grass or Grasslike 97
chamber bitter Phyllanthus urinaria L. Forbs/Herbs 17
spreading hedgeparsley Torilis arvensis (Huds.) Link Forbs/Herbs 9
capeweed Arctotheca calendula (L.) Levyns Forbs/Herbs 17
Jersey cudweed Pseudognaphalium luteoalbum (L.) Hilliard & Burtt Forbs/Herbs 14
mexicantea Dysphania ambrosioides (L.) Mosyakin & Clemants Forbs/Herbs 23
hedgehog dogtailgrass Cynosurus echinatus L. Grass or Grasslike 5
Asian nakedwood Colubrina asiatica (L.) Brongn. Hardwood Trees 33
elephant grass Cenchrus purpureus (Schumach.) Morrone Grass or Grasslike 23
tarweed cuphea Cuphea carthagenensis (Jacq.) J.F. Macbr. Forbs/Herbs 2
Malabar plum Syzygium jambos (L.) Alston Hardwood Trees 39
goosegrass Eleusine indica (L.) Gaertn. Grass or Grasslike 71
Malay ginger Cheilocostus speciosus (J.Koenig) C.D.Specht Forbs/Herbs 2
bushkiller Cayratia japonica (Thunb.) Gagnepain Vines 4
common valerian Valeriana officinalis L. Forbs/Herbs 105
dwarf honeysuckle Lonicera xylosteum L. Shrub or Subshrub 121
coffee senna Senna occidentalis (L.) Link Forbs/Herbs 4
onerow yellowcress Nasturtium microphyllum Boenn. ex Rchb. Forbs/Herbs 33
weeping lantana Lantana montevidensis (Spreng.) Briq. Shrub or Subshrub 6
ivyleaf speedwell Veronica hederifolia L. Forbs/Herbs 3
burdock Arctium Forbs/Herbs 1
Madagascar rubbervine Cryptostegia madagascariensis Bojer ex Dcne. Vines 37
okie bean Dipogon lignosus (L.) Verdc. Forbs/Herbs 3
Darwin's berberis Berberis darwinii Hook. Shrub or Subshrub 1
Persian clover Trifolium resupinatum L. Forbs/Herbs 3
croftonweed Ageratina adenophora (Spreng.) King & H.E. Robins. Forbs/Herbs 29
cogongrass Imperata cylindrica (L.) Beauv. Grass or Grasslike 429
golden bamboo Phyllostachys aurea Carr. ex A.& C. Rivière Grass or Grasslike 50
common teasel Dipsacus fullonum L. Forbs/Herbs 68
Kentucky bluegrass Poa pratensis L. Grass or Grasslike 24
Chinese fir Cunninghamia lanceolata (Lamb.) Hook. Conifer Trees 10
common salsify Tragopogon porrifolius L. Forbs/Herbs 6
yellow nutsedge Cyperus esculentus L. Grass or Grasslike 98
true forget-me-not Myosotis scorpioides L. Forbs/Herbs 76
round leaf bittersweet Celastrus orbiculatus Thunb. Vines 408
Norway spruce Picea abies (L.) Karst. Conifer Trees 93
Douglas-fir Pseudotsuga menziesii (Mirbel) Franco Conifer Trees 65
red sesbania Sesbania punicea (Cav.) Benth. Shrub or Subshrub 27
chicory Cichorium intybus L. Forbs/Herbs 73
longspine sandbur Cenchrus longispinus (Hack.) Fern Grass or Grasslike 31
broadleaf rush Juncus planifolius R. Br. Grass or Grasslike 3
cypress spurge Euphorbia cyparissias L. Forbs/Herbs 95
European red raspberry Rubus idaeus L. Shrub or Subshrub 20
broadleaf plantain Plantago major L. Forbs/Herbs 71
common purslane Portulaca oleracea L. Forbs/Herbs 106
Japanese angelica tree Aralia elata (Miq.) Seem Shrub or Subshrub 13
knapweeds Centaurea L. Forbs/Herbs 23
Chinese privet Ligustrum sinense Lour. Shrub or Subshrub 145
eastern white pine Pinus strobus L. Conifer Trees 115
cane fruit (blackberry, raspberry) Rubus spp. L. Shrub or Subshrub 79
balloonvine Cardiospermum halicacabum L. Vines 5
large crabgrass Digitaria sanguinalis (L.) Scop Grass or Grasslike 29
bulbous canarygrass Phalaris aquatica L. Grass or Grasslike 4
Amur corktree Phellodendron amurense Rupr. Hardwood Trees 35
common comfrey Symphytum officinale L. Forbs/Herbs 34
yellow glandweed Parentucellia viscosa (L.) Caruel Forbs/Herbs 10
apple-of-Peru Nicandra physalodes (L.) Gaertn. Forbs/Herbs 29
tall buttercup Ranunculus acris L. Forbs/Herbs 26
herb bennet Geum urbanum L. Forbs/Herbs 6
moleplant Euphorbia lathyris L. Forbs/Herbs 3
pomegranate Punica granatum L. Hardwood Trees 14
bigpod sesbania Sesbania herbacea (P. Mill.) McVaugh Forbs/Herbs 20
doublefile viburnum Viburnum plicatum tomentosum Miq. Shrub or Subshrub 2
common mouse-ear chickweed Cerastium fontanum Baumg. Forbs/Herbs 19
common cattail Typha latifolia L. Forbs/Herbs 32
Korean lespedeza Kummerowia stipulacea (Maxim.) Makino Forbs/Herbs 17
Monterey cypress Cupressus macrocarpa Hartw. ex Gord. Conifer Trees 45
foxtail barley Hordeum jubatum L. Grass or Grasslike 21
common saltwort Salsola kali L. Forbs/Herbs 13
Argentine fleabane Erigeron bonariensis L. Forbs/Herbs 19
princesstree Paulownia tomentosa (Thunb.) Sieb. & Zucc. ex Steud. Hardwood Trees 241
Japanese knotweed Reynoutria japonica Sieb. & Zucc. Forbs/Herbs 376
cheatgrass, downy brome Bromus tectorum L. Grass or Grasslike 203
bahiagrass Paspalum notatum Fluegge Grass or Grasslike 8
red sorrel Rumex acetosella L. Forbs/Herbs 154
serrated tussock Nassella trichotoma Hackel ex Arech. Grass or Grasslike 9
sessile joyweed Alternanthera sessilis (L.) R. Br. ex DC. Aquatic Plants 3
smooth bedstraw Cruciata laevipes Opiz Forbs/Herbs 8
date palm Phoenix dactylifera L. Hardwood Trees 9
hoary cress Lepidium draba (L.) Desv Forbs/Herbs 156
intermediate wheatgrass Thinopyrum intermedium (Host) Barkworth & D.R. Dewey Grass or Grasslike 3
Gold Coast jasmine Jasminum dichotomum Vahl Vines 3
rose clover Trifolium hirtum All. Forbs/Herbs 9
small carpetgrass, joint-head grass Arthraxon hispidus (Thunb.) Makino Grass or Grasslike 56
Washington fan palm Washingtonia robusta H. Wendl. Hardwood Trees 14
strawflower Helichrysum petiolare Hilliard & Burtt Shrub or Subshrub 4
plum Prunus domestica L. Hardwood Trees 9
red valerian Centranthus ruber (L.) DC. Forbs/Herbs 14
black mustard Brassica nigra (L.) W.D.J. Koch Forbs/Herbs 9
hairypink Petrorhagia dubia (Raf.) G. López & Romo Forbs/Herbs 1
Standish's honeysuckle Lonicera standishii Jacques Shrub or Subshrub 1
fountain palm Livistona chinensis (Jacq.) R. Br. ex Mart. Hardwood Trees 7
bear's breech Acanthus mollis L. Forbs/Herbs 1
cat's claw Biancaea decapetala (Roth) O.Deg. Vines 4
padang cassia Cinnamomum burmanni (Nees & Th. Nees) Nees ex Blume Hardwood Trees 1
meadow campion Silene flos-cuculi (L.) Clairv. Forbs/Herbs 59
rattail fescue Vulpia myuros (L.) K.C. Gmel. Grass or Grasslike 4
Honduras pine Pinus elliottii var. elliottii Engelm. Conifer Trees 4
osier Salix viminalis L. Hardwood Trees 10
council tree Ficus altissima Blume Hardwood Trees 1
narrowleaf bittercress Cardamine impatiens L. Forbs/Herbs 144
Thunberg's geranium Geranium thunbergii Sieb. & Zucc. ex Lindl. & Paxton Forbs/Herbs 88
red fescue Festuca rubra L. Grass or Grasslike 1
amphibious yellowcress Rorippa amphibia (L.) Besser Aquatic Plants 117
primrose-willow Ludwigia peruviana (L.) Hara Forbs/Herbs 2
arrowleaf elephant's ear Xanthosoma sagittifolium (L.) Schott Forbs/Herbs 1
nettleleaf velvetberry Stachytarpheta urticifolia Sims Shrub or Subshrub 2
air-potato Dioscorea bulbifera L. Vines 37
yellow foxtail Setaria pumila (Poir.) Roemer & J.A. Schultes Grass or Grasslike 28
redosier dogwood Cornus sericea L. Hardwood Trees 38
balsam poplar Populus balsamifera L. Hardwood Trees 17
glossy buckthorn Frangula alnus Mill. Shrub or Subshrub 253
coltsfoot Tussilago farfara L. Forbs/Herbs 139
Chinese yam Dioscorea polystachya Turcz. Vines 44
hedge maple Acer campestre L. Hardwood Trees 50
sweet cherry Prunus avium (L.) L. Hardwood Trees 54
southern brassbuttons Cotula australis (Sieber) Hook. f. Forbs/Herbs 3
creeping bentgrass Agrostis stolonifera L. Grass or Grasslike 10
timothy Phleum pratense L. Grass or Grasslike 23
peacocksplume Falcataria moluccana (Miquel) Barneby & Grimes Hardwood Trees 7
tropic ageratum Ageratum conyzoides L. Forbs/Herbs 2
gingermint Mentha x gracilis Sole (pro sp.) [arvensis × spicata] Forbs/Herbs 6
Ohio buckeye Aesculus glabra Willd. Hardwood Trees 25
Chinese catalpa Catalpa ovata G. Don Hardwood Trees 3
bladder campion Silene vulgaris (Moench) Garcke Forbs/Herbs 7
St. Augustinegrass Stenotaphrum secundatum (Walt.) Kuntze Grass or Grasslike 7
Brazilian jasmine Jasminum fluminense Vell. Vines 9
Benghal dayflower Commelina benghalensis L. Forbs/Herbs 58
bittersweet nightshade Solanum dulcamara L. Vines 123
houndstongue Cynoglossum officinale L. Forbs/Herbs 34
white mulberry Morus alba L. Hardwood Trees 94
beach vitex Vitex rotundifolia L. f. Shrub or Subshrub 108
telegraph weed Heterotheca grandiflora Nutt. Forbs/Herbs 13
little mallow Malva parviflora L. Forbs/Herbs 27
inchplant Tradescantia zebrina hort. ex Bosse Forbs/Herbs 2
miramar weed Hygrophila polysperma (Roxb.) T. Anders. Aquatic Plants 6
thorny olive Elaeagnus pungens Thunb. Shrub or Subshrub 51
water lettuce Pistia stratiotes L. Aquatic Plants 98
foxglove Digitalis purpurea L. Forbs/Herbs 17
smooth brome Bromus inermis Leyss. Grass or Grasslike 47
Jerusalem artichoke Helianthus tuberosus L. Forbs/Herbs 63
English holly Ilex aquifolium L. Hardwood Trees 3
water fern Salvinia minima Baker Aquatic Plants 28
soapbush Clidemia hirta (L.) D. Don Shrub or Subshrub 4
maunaloa Canavalia cathartica Thouars Vines 1
gray dogwood Cornus racemosa Lam. Hardwood Trees 6
spotted knapweed Centaurea stoebe L. Forbs/Herbs 177
deeprooted sedge Cyperus entrerianus Boeckl. Aquatic Plants 20
Mahaleb cherry Prunus mahaleb L. Hardwood Trees 63
Canary Island St. Johnswort Hypericum canariense L. Shrub or Subshrub 13
castor aralia Kalopanax septemlobus (Thunb.) Koidz Hardwood Trees 7
evergreen clematis Clematis vitalba L. Vines 21
American lotus Nelumbo lutea Willd. Aquatic Plants 32
water-bent Polypogon viridis (Gouan) Breistr. Grass or Grasslike 6
European frog-bit Hydrocharis morsus-ranae L. Aquatic Plants 2
carrotwood Cupaniopsis anacardioides (A. Rich.) Radlk. Hardwood Trees 24
glossy shower Senna surattensis (Burm. f.) Irwin & Barneby Hardwood Trees 1
false strawberry Potentilla indica (Andr.) Wolf Forbs/Herbs 5
white willow Salix alba L. Hardwood Trees 42
red ginger Alpinia purpurata (Vieill.) K. Schum. Forbs/Herbs 25
black medic Medicago lupulina L. Forbs/Herbs 25
didymo, rock snot Didymosphenia geminata (Lyngbye) M. Schmidt Aquatic Plants 7
garden vetch Vicia sativa ssp. nigra (L.) Ehrh. Vines 7
common hempnettle Galeopsis tetrahit L. Forbs/Herbs 10
Scottish rose Rosa spinosissima L. Shrub or Subshrub 8
laurel clockvine Thunbergia laurifolia Lindl. Vines 3
Oriental lady's thumb Polygonum posumbu Buch.-Ham. ex D. Don Forbs/Herbs 1
common coleus Coleus scutellarioides (L.) Benth. Forbs/Herbs 6
golden bellapple Passiflora laurifolia L. Vines 4
redtop Agrostis gigantea Roth Grass or Grasslike 1
meadow foxtail Alopecurus pratensis Linnaeus Grass or Grasslike 4
Canada goldenrod Solidago canadensis var. scabra Torr. & Gray Forbs/Herbs 1
rice flatsedge Cyperus iria L. Grass or Grasslike 2
slender speedwell Veronica filiformis Sm. Forbs/Herbs 2
orange jessamine Murraya paniculata (L.) Jack Hardwood Trees 32
boreal chickweed Cerastium tomentosum L. Forbs/Herbs 2
creeping liriope Liriope spicata (Thunb.) Lour. Forbs/Herbs 4
common water hyacinth Pontederia crassipes Martius Aquatic Plants 209
western salsify Tragopogon dubius Scop. Forbs/Herbs 57
common burdock, lesser burdock Arctium minus Bernh. Forbs/Herbs 56
bouncingbet Saponaria officinalis L. Forbs/Herbs 45
orange Citrus x sinensis (L.) Osbeck (pro sp.) [maxima × reticulata] Hardwood Trees 51
fennel Foeniculum vulgare P. Mill. Forbs/Herbs 28
spotted knapweed Centaurea stoebe ssp. micranthos (Gugler) Hayek Forbs/Herbs 130
slenderflower thistle Carduus tenuiflorus W. Curtis Forbs/Herbs 5
Norway maple Acer platanoides L. Hardwood Trees 333
English daisy Bellis perennis L. Forbs/Herbs 6
black knapweed Centaurea nigra L. Forbs/Herbs 8
shamel ash Fraxinus uhdei (Wenzig) Lingelsh Hardwood Trees 39
creeping waterprimrose Ludwigia peploides (Kunth) Raven Aquatic Plants 23
Madagascar olive Noronhia emarginata (Lam.) Hook Shrub or Subshrub 2
European water-clover Marsilea quadrifolia L. Aquatic Plants 94
common crupina Crupina vulgaris Cass. Forbs/Herbs 29
shrubby lespedeza Lespedeza bicolor Turcz. Shrub or Subshrub 32
purple starthistle Centaurea calcitrapa L. Forbs/Herbs 21
Canadian horseweed Erigeron canadensis L. Forbs/Herbs 93
ivyleaf morning-glory Ipomoea hederacea Jacq. Vines 64
field pennycress Thlaspi arvense L. Forbs/Herbs 67
wine grape Vitis vinifera L. Vines 38
woolly distaff thistle Carthamus lanatus L. Forbs/Herbs 4
redpurple ragwort Senecio elegans L. Forbs/Herbs 3
big quakinggrass Briza maxima L. Grass or Grasslike 9
Tasmanian bluegum Eucalyptus globulus Labill. Hardwood Trees 23
African tuliptree Spathodea campanulata Beauv. Hardwood Trees 21
tropical almond Terminalia catappa L. Shrub or Subshrub 21
autumn olive Elaeagnus umbellata Thunb. Shrub or Subshrub 450
Amur honeysuckle Lonicera maackii (Rupr.) Herder Shrub or Subshrub 169
trumpet creeper Campsis radicans (L.) Seem. ex Bureau Vines 87
blessed milkthistle, milk thistle Silybum marianum (L.) Gaertn. Forbs/Herbs 40
crownbeard Verbesina encelioides (Cav.) Benth. & Hook. f. ex Gray Forbs/Herbs 27
staghorn sumac Rhus typhina L. Shrub or Subshrub 49
cathedral bells Kalanchoe pinnata (Lam.) Pers. Shrub or Subshrub 4
hairy galinsoga Galinsoga quadriradiata Cav Forbs/Herbs 25
American black nightshade Solanum americanum P. Mill. Shrub or Subshrub 37
rabbitfoot polypogon Polypogon monspeliensis (L.) Desf. Grass or Grasslike 12
European beachgrass Ammophila arenaria (L.) Link Grass or Grasslike 16
ragweed parthenium Parthenium hysterophorus L. Forbs/Herbs 5
Pacific bentgrass Agrostis avenacea J.F. Gmel. Grass or Grasslike 8
crapemyrtle Lagerstroemia indica L. Hardwood Trees 29
avocado Persea americana P. Mill. Hardwood Trees 12
Canada thistle Cirsium arvense (L.) Scop. Forbs/Herbs 323
Italian plumeless thistle Carduus pycnocephalus L. Forbs/Herbs 20
cranberry viburnum, European highbush cranberry Viburnum opulus ssp. opulus Linnaeus Shrub or Subshrub 10
birdsfoot trefoil Lotus corniculatus L. Forbs/Herbs 52
wild garlic Allium vineale L. Forbs/Herbs 65
narrow-leaved iceplant Conicosia pugioniformis (L.) N.E. Br Shrub or Subshrub 2
pineapple-weed Matricaria discoidea DC. Forbs/Herbs 32
barbwire Russian-thistle Salsola paulsenii Litv. Forbs/Herbs 5
roughstalk bluegrass Poa trivialis L. Grass or Grasslike 1
perilla mint Perilla frutescens (L.) Britton Forbs/Herbs 59
English elm Ulmus procera Salisb. Hardwood Trees 15
stinkgrass Eragrostis cilianensis (All.) Vign. ex Janchen Grass or Grasslike 15
European spindletree Euonymus europaeus L. Shrub or Subshrub 20
Colombian bluestem Schizachyrium condensatum (Kunth) Nees Grass or Grasslike 7
linden viburnum Viburnum dilatatum Thunb. Shrub or Subshrub 1
Europe sage Salvia sclarea L. Forbs/Herbs 2
canistel Pouteria campechiana (Kunth) Baehni Hardwood Trees 5
Egyptian broomrape Phelipanche aegyptiaca (Pers.) Pomel Forbs/Herbs 8
corkscrew willow Salix matsudana Koidzumi Shrub or Subshrub 7
spurgelaurel Daphne laureola L. Hardwood Trees 4
stinging nettle Urtica dioica L. Forbs/Herbs 4
incised halberd fern Tectaria incisa Cav. Forbs/Herbs 1
denseflower cordgrass Spartina densiflora Brongn. Grass or Grasslike 4
dotted smartweed Persicaria punctata (Ell.) Small Forbs/Herbs 6
African rue Peganum harmala L. Forbs/Herbs 6
palmgrass Setaria palmifolia (Koenig) Stapf Grass or Grasslike 2
European centaury Centaurium erythraea Rafn Forbs/Herbs 1
firethorn Pyracantha spp. L. Shrub or Subshrub 1
diffuse knapweed Centaurea diffusa Lam. Forbs/Herbs 65
Monterey pine Pinus radiata D. Don Conifer Trees 50
eastern redcedar Juniperus virginiana L. Conifer Trees 49
Japanese barberry Berberis thunbergii DC. Shrub or Subshrub 475
Tatarian honeysuckle Lonicera tatarica L. Shrub or Subshrub 107
eclipta Eclipta prostrata (L.) L. Forbs/Herbs 5
annual wormwood Artemisia annua L. Forbs/Herbs 2
pride of Madeira Echium candicans L. f. Shrub or Subshrub 7
Florida betony Stachys floridana Shuttlw. ex Benth. Forbs/Herbs 24
big periwinkle Vinca major L. Vines 46
black locust Robinia pseudoacacia L. Hardwood Trees 324
ivy gourd Coccinia grandis (L.) Voigt Vines 8
birdsrape mustard Brassica rapa L. Forbs/Herbs 30
Asian kelp Undaria pinnatifida (Harvey) Suringar Aquatic Plants 6
dames rocket Hesperis matronalis L. Forbs/Herbs 100
white horehound Marrubium vulgare L. Shrub or Subshrub 19
West Indian raspberry Rubus rosifolius Sm. Shrub or Subshrub 4
swollen fingergrass Chloris barbata Sw. Grass or Grasslike 34
chinaberry Melia azedarach L. Hardwood Trees 108
vaseygrass Paspalum urvillei Steud. Grass or Grasslike 36
oxeye daisy Leucanthemum vulgare Lam. Forbs/Herbs 108
mayweed, scentless chamomile Tripleurospermum inodorum (L.) Sch. Bip. Forbs/Herbs 45
Peruvian peppertree Schinus molle L. Hardwood Trees 15
shepherd's-purse Capsella bursa-pastoris (L.) Medik. Forbs/Herbs 88
clasping pepperweed Lepidium perfoliatum L. Forbs/Herbs 11
tropical burnweed Erechtites valerianifolius (Spreng.) DC. Forbs/Herbs 1
sweet breath of spring Lonicera fragrantissima Lindl. & Paxton Shrub or Subshrub 5
common St. Johnswort Hypericum perforatum L. Forbs/Herbs 64
buckhorn plantain Plantago lanceolata L. Forbs/Herbs 57
Russian thistle Salsola tragus L. Forbs/Herbs 64
Himalayan blackberry Rubus armeniacus Focke Shrub or Subshrub 49
Virginia pepperweed Lepidium virginicum L. Forbs/Herbs 31
perennial ryegrass Lolium perenne L. Grass or Grasslike 34
banana poka Passiflora tarminiana Coppens & V. E. Barney Vines 18
green foxtail Setaria viridis (L.) Beauv. Grass or Grasslike 53
porcelain-berry Ampelopsis glandulosa var. brevipedunculata (Maxim.) Momiy. Vines 228
sweet granadilla Passiflora ligularis Juss. Vines 5
Japanese clover Kummerowia striata (Thunb.) Schindl. Forbs/Herbs 11
tumble mustard Sisymbrium altissimum L. Forbs/Herbs 23
North African knapweed Centaurea diluta Ait. Forbs/Herbs 2
black bamboo Phyllostachys nigra (Lodd.) Munro Grass or Grasslike 6
marsh thistle Cirsium palustre (L.) Scop. Forbs/Herbs 4
European waterstarwort Callitriche stagnalis Scop. Aquatic Plants 43
peregrine saltbush Atriplex suberecta I. Verd. Forbs/Herbs 3
Australian cheesewood Pittosporum undulatum Vent. Hardwood Trees 15
woodland bittercress Cardamine flexuosa With. Forbs/Herbs 3
Japanese pachysandra Pachysandra terminalis Sieb. & Zucc. Shrub or Subshrub 14
striated broom Cytisus striatus (Hill) Rothm Shrub or Subshrub 2
firetree Morella faya (Ait.) Wilbur Hardwood Trees 18
bladder senna Colutea arborescens L. Hardwood Trees 20
wild marigold Tagetes minuta L. Forbs/Herbs 5
twolobe speedwell Veronica biloba L. Forbs/Herbs 4
clover dodder Cuscuta epithymum (L.) L. Vines 2
smallseed alfalfa dodder Cuscuta approximata Bab. Vines 2
Java waterdropwort Oenanthe javanica (Blume) DC. Forbs/Herbs 2
tiny vetch Vicia hirsuta (L.) S.F. Gray Vines 1
Japanese flowering crabapple Malus floribunda Sieb. Ex Van Houtte Hardwood Trees 9
spring whitlowgrass Draba verna L. Forbs/Herbs 3
mazapan Malvaviscus penduliflorus DC. Shrub or Subshrub 3
milkflower cotoneaster Cotoneaster coriaceus Franch. Shrub or Subshrub 2
Chinese pistache Pistacia chinensis Bunge Hardwood Trees 3
sapodilla Manilkara zapota (L.) van Royen Hardwood Trees 6
hedionda macho Senna septemtrionalis (Viviani) Irwin & Barneby Hardwood Trees 1
horsenettle Solanum carolinense L. Forbs/Herbs 52
wayfaringtree Viburnum lantana L. Hardwood Trees 22
velvetleaf Abutilon theophrasti Medik Forbs/Herbs 111
Japanese hedge-parsley, erect hedgeparsley Torilis japonica (Houtt.) DC. Forbs/Herbs 15
showy milkweed Asclepias speciosa Torr Forbs/Herbs 10
broadleaf forget-me-not Myosotis latifolia Poir. Forbs/Herbs 3
yellow rocket Barbarea vulgaris Ait. f. Forbs/Herbs 33
birdseye pearlwort Sagina procumbens L. Forbs/Herbs 1
littleseed canarygrass Phalaris minor Retz. Grass or Grasslike 8
false mayweed Tripleurospermum maritimum (L.) W.D.J. Koch Forbs/Herbs 11
buttercup oxalis Oxalis pes-caprae L. Forbs/Herbs 14
floating bladderwort Utricularia inflata Walter Forbs/Herbs 14
sweet vernalgrass Anthoxanthum odoratum L. Grass or Grasslike 19
cutleaf geranium Geranium dissectum L. Forbs/Herbs 20
redfruit passionflower Passiflora foetida L. Vines 16
spiny fiddlewood Citharexylum spinosum L. Hardwood Trees 4
Chinese parasoltree Firmiana simplex (L.) W. Wight Shrub or Subshrub 34
Japanese sedge Carex kobomugi Ohwi Grass or Grasslike 119
white campion Silene latifolia Poir. Forbs/Herbs 7
mimosa Albizia julibrissin Durazz. Hardwood Trees 92
English oak Quercus robur L. Hardwood Trees 96
white cockle Silene latifolia ssp. alba (Mill.) Greuter & Burdet Forbs/Herbs 58
slenderleaf iceplant Mesembryanthemum nodiflorum L. Forbs/Herbs 2
spiny cocklebur Xanthium spinosum L. Forbs/Herbs 10
Indian mustard Brassica juncea (L.) Czern Forbs/Herbs 7
French broom Genista monspessulana (L.) L. Johnson Shrub or Subshrub 10
tall vervain Verbena bonariensis L. Forbs/Herbs 30
common vetch Vicia sativa Linnaeus Forbs/Herbs 23
herbaceous glorytree Tibouchina herbacea (DC.) Cogn. Shrub or Subshrub 3
passionflower Passiflora edulis Sims Vines 19
English ivy Hedera helix L. Vines 178
Scotch thistle Onopordum acanthium L. Forbs/Herbs 97
reed canarygrass Phalaris arundinacea L. Aquatic Plants 305
common chickweed Stellaria pallida (Dumort.) Crépin Forbs/Herbs 23
tawny daylily Hemerocallis fulva (L.) L. Forbs/Herbs 24
pigweed Amaranthus spp. L. Forbs/Herbs 22
Venice mallow Hibiscus trionum L. Forbs/Herbs 40
spiny sowthistle Sonchus asper (L.) Hill Forbs/Herbs 44
brassbuttons Cotula coronopifolia L. Forbs/Herbs 4
silversheath knotweed Polygonum argyrocoleon Steud. Ex Kunze Forbs/Herbs 3
wild oat Avena fatua L. Grass or Grasslike 58
montbretia Crocosmia x crocosmiiflora (V. Lemoine) N.E. Br. [aurea × pottsii] Forbs/Herbs 6
tree tobacco Nicotiana glauca Graham Hardwood Trees 34
Mexican tulip poppy Hunnemannia fumariifolia Sweet Forbs/Herbs 12
ptychosperma Ptychosperma elegans (R. Br.) Blume Hardwood Trees 13
knotweed Polygonum spp. L. Forbs/Herbs 14
puncturevine Tribulus terrestris L. Vines 82
tansy ragwort Jacobaea vulgaris Gaertn. Forbs/Herbs 181
Japanese dodder Cuscuta japonica Choisy Vines 48
tall morning-glory Ipomoea purpurea (L.) Roth Vines 92
lambsquarters Chenopodium album L Forbs/Herbs 63
water speedwell Veronica anagallis-aquatica L. Forbs/Herbs 25
old world climbing fern Lygodium microphyllum (Cav.) R. Br. Vines 107
hawkweeds Hieracium spp. L. Forbs/Herbs 31
smutgrass Sporobolus indicus (L.) R. Br. Grass or Grasslike 11
mouse barley Hordeum murinum L. Grass or Grasslike 5
creeping croftonweed Ageratina riparia (Regel) King & H.E. Robins. Shrub or Subshrub 6
mango Mangifera indica L. Hardwood Trees 11
Sprenger's asparagus fern Asparagus aethiopicus L. Shrub or Subshrub 13
Carolina fanwort, fanwort Cabomba caroliniana A. Gray Aquatic Plants 65
princess-feather Persicaria orientalis (L.) Spach Forbs/Herbs 5
giant sensitiveplant Mimosa diplotricha C. Wright ex Sauvalle Shrub or Subshrub 8
Caesarweed Urena lobata L. Forbs/Herbs 3
miniature flatsedge Cyperus prolifer Lam Grass or Grasslike 3
chayote Sechium edule (Jacq.) Sw. Vines 3
large gray willow Salix cinerea L. Hardwood Trees 44
slender amaranth Amaranthus viridis L Forbs/Herbs 6
foxtail millet Setaria italica (L.) Beauv. Grass or Grasslike 7
field madder Sherardia arvensis L. Forbs/Herbs 9
tall oatgrass Arrhenatherum elatius (L.) Beauv. ex J.& K. Presl Grass or Grasslike 2
sweetbriar Rosa rubiginosa L. Shrub or Subshrub 9
European common reed, Phragmites Phragmites australis ssp. australis (Cavanilles) Trinius ex Steudel Aquatic Plants 11
Brazilian satintail Imperata brasiliensis Trinius Grass or Grasslike 4
wayside speedwell Veronica polita Fr. Forbs/Herbs 9
simpleleaf chastetree Vitex trifolia L. Vines 4
watermilfoil Myriophyllum spp. Aquatic Plants 3
devil's thorn Rumex spinosus (Linnaeus) Campdera Forbs/Herbs 1
bur buttercup Ceratocephala testiculata (Crantz) Bess. Forbs/Herbs 2
Japanese zelkova Zelkova serrata (Thunb.) Makino Hardwood Trees 5
waterwheel plant Aldrovanda vesiculosa L. Aquatic Plants 4
purple nutsedge Cyperus rotundus L. Grass or Grasslike 47
cutleaf evening-primrose Oenothera laciniata Hill Forbs/Herbs 27
slender Russian thistle Salsola collina Pallas Forbs/Herbs 5
mother of thyme Thymus praecox Opiz Forbs/Herbs 2
sawtooth oak Quercus acutissima Carruthers Hardwood Trees 48
cup rosinweed Silphium perfoliatum L. Forbs/Herbs 63
sicklepod Senna obtusifolia (L.) Irwin & Barneby Forbs/Herbs 37
lettuce Lactuca Forbs/Herbs 2
Japanese laurel Aucuba japonica Thunb. Shrub or Subshrub 6
edible fig Ficus carica L. Hardwood Trees 49
earleaf acacia Acacia auriculiformis A. Cunningham ex Benth. Shrub or Subshrub 5
Uruguayan pampas grass Cortaderia selloana (Schult. & Schult. f.) Asch. & Graebn. Grass or Grasslike 25
kiawe Prosopis pallida (Humb. & Bonpl. ex Willd.) Kunth Hardwood Trees 51
white sweetclover Melilotus albus Medikus Forbs/Herbs 38
yellow toadflax Linaria vulgaris P. Mill. Forbs/Herbs 80
hydrilla Hydrilla verticillata (L. f.) Royle Aquatic Plants 205
small broomrape Orobanche minor Smith Forbs/Herbs 52
jointed goatgrass Aegilops cylindrica Host Grass or Grasslike 25
matgrass Nardus stricta L. Grass or Grasslike 4
grape Vitis spp. L. Vines 40
motherwort Leonurus cardiaca L. Forbs/Herbs 27
yellow floating heart Nymphoides peltata (S.G. Gmel.) Kuntze Aquatic Plants 71
bristly oxtongue Helminthotheca echioides (L.) Holub Forbs/Herbs 4
black wattle Acacia mearnsii de Wildeman. Hardwood Trees 30
cassava Manihot esculenta Crantz Shrub or Subshrub 11
sacred bamboo Nandina domestica Thunb. Shrub or Subshrub 51
multiflora rose Rosa multiflora Thunb. Shrub or Subshrub 246
white clover Trifolium repens L. Forbs/Herbs 41
Sycamore maple Acer pseudoplatanus L. Hardwood Trees 89
creeping buttercup Ranunculus repens L. Forbs/Herbs 92
willowleaf lettuce Lactuca saligna L. Forbs/Herbs 6
common velvetgrass Holcus lanatus L. Grass or Grasslike 29
beach strawberry Fragaria chiloensis (L.) P. Mill. Forbs/Herbs 3
southern sandbur Cenchrus echinatus L. Grass or Grasslike 65
rabbitfoot clover Trifolium arvense L. Forbs/Herbs 15
Russian knapweed Rhaponticum repens (L.) Hidalgo Forbs/Herbs 43
sorghum (type unspecified) Sorghum bicolor (L.) Moench Grass or Grasslike 55
Siberian peashrub Caragana arborescens Lam. Shrub or Subshrub 17
common mullein Verbascum thapsus L. Forbs/Herbs 147
Austrian pine Pinus nigra Arnold Conifer Trees 47
babysbreath Gypsophila paniculata L. Forbs/Herbs 7
castorbean Ricinus communis L. Shrub or Subshrub 32
Japanese privet Ligustrum japonicum Thunb. Shrub or Subshrub 44
tuna cactus Opuntia ficus-indica (L.) P. Mill. Cactus 18
queen palm Syagrus romanzoffiana (Cham.) Glassman Hardwood Trees 13
Japanese pagoda tree Styphnolobium japonicum (L.) Schott Hardwood Trees 5
knotroot foxtail Setaria parviflora (Poir.) Kerguélen Grass or Grasslike 10
mission grass Cenchrus polystachios (L.) Morrone Grass or Grasslike 11
Arabian coffee Coffea arabica L. Hardwood Trees 7
yellow foxtail Setaria pumila ssp. pumila (Poir.) Roem. & Schult. Grass or Grasslike 1
star-of-Bethlehem Ornithogalum umbellatum L. Forbs/Herbs 94
orchardgrass Dactylis glomerata L. Grass or Grasslike 51
river redgum Eucalyptus camaldulensis Dehnhardt Hardwood Trees 5
lily of the valley vine Salpichroa origanifolia (Lam.) Thell. Forbs/Herbs 7
rattlesnake brome Bromus briziformis Fisch. & C.A. Mey. Grass or Grasslike 5
bluebuttons, field scabious Knautia arvensis (L.) Coult. Forbs/Herbs 1
golden polypody Phlebodium aureum (L.) J. Sm. Forbs/Herbs 1
broom teatree Leptospermum scoparium J.R. & G. Forst. Hardwood Trees 2
rye brome Bromus secalinus L. Grass or Grasslike 6
giantseed goosefoot Chenopodiastrum simplex (Torr.) S. Fuentes et al. Forbs/Herbs 1
crested floating heart Nymphoides cristata (Roxb.) O. Ktze. Aquatic Plants 5
French tamarisk Tamarix gallica L. Shrub or Subshrub 1
European birch Betula pendula Roth Hardwood Trees 71
carpet bugle Ajuga reptans L. Forbs/Herbs 10
black henbane Hyoscyamus niger L. Forbs/Herbs 58
curly dock Rumex crispus L. Forbs/Herbs 56
halogeton, saltlover Halogeton glomeratus (Bieb.) C.A. Mey. Forbs/Herbs 34
osage-orange Maclura pomifera (Raf.) Schneid. Hardwood Trees 48
coconut palm Cocos nucifera Linnaeus Palms 113
wetland nightshade Solanum tampicense Dunal Vines 26
heather Calluna vulgaris (L.) Hull Forbs/Herbs 15
common buckthorn, European buckthorn Rhamnus cathartica L. Shrub or Subshrub 177
Asiatic dayflower Commelina communis L. Forbs/Herbs 43
brown knapweed Centaurea jacea L. Forbs/Herbs 20
jimsonweed Datura stramonium L. Forbs/Herbs 149
giant ragweed Ambrosia trifida L. Shrub or Subshrub 41
marsh dayflower Murdannia keisak (Hassk.) Hand.-Maz. Forbs/Herbs 10
red morning-glory Ipomoea coccinea L. Vines 15
black nightshade Solanum nigrum L. Shrub or Subshrub 16
Algerian ivy Hedera canariensis Willd. Vines 3
fivehook bassia Bassia hyssopifolia (Pallas) Kuntz Vines 11
bristly foxtail Setaria verticillata (L.) Beauv. Grass or Grasslike 32
bagpod Sesbania vesicaria (Jacq.) Ell. Forbs/Herbs 6
hoary alyssum Berteroa incana (L.) DC Forbs/Herbs 5
black dog-strangling vine, black swallowwort Vincetoxicum nigrum (L.) Moench Vines 178
Cuban bulrush Oxycaryum cubense (Poepp. & Kunth) Lye Grass or Grasslike 3
juniper berry Citharexylum caudatum L. Hardwood Trees 25
bristle basketgrass Oplismenus hirtellus (L.) Beauv. Grass or Grasslike 9
cutleaf nightshade Solanum triflorum Nutt. Forbs/Herbs 15
papaya Carica papaya L. Hardwood Trees 49
Callery pear (Bradford pear) Pyrus calleryana Decne. Hardwood Trees 290
white snakeroot Ageratina altissima var. altissima (L.) King & H. Rob. Forbs/Herbs 16
annual bluegrass Poa annua L. Grass or Grasslike 28
purpletop vervain Verbena incompta P. W. Michael Forbs/Herbs 27
winged yam Dioscorea alata L. Vines 42
European water chestnut Trapa natans L. Aquatic Plants 60
crystalline iceplant Mesembryanthemum crystallinum L. Forbs/Herbs 9
Canary Island date palm Phoenix canariensis hort. ex Chabaud Palms 11
common tarweed Centromadia pungens ssp. pungens (Hook. & Arn.) Greene Forbs/Herbs 21
Arabian schismus Schismus arabicus Nees Grass or Grasslike 8
cutleaf teasel Dipsacus laciniatus L. Forbs/Herbs 49
Japanese black pine Pinus thunbergii Parl. Conifer Trees 1
kudzu Pueraria montana var. lobata (Willd.) Maesen & S. Almeida Vines 564
smallflower morningglory Jacquemontia tamnifolia (L.) Griseb. Vines 65
squarrose knapweed Centaurea virgata Lam. Forbs/Herbs 24
Dalmatian toadflax Linaria dalmatica (L.) P. Mill. Forbs/Herbs 95
Dyer's woad Isatis tinctoria L. Forbs/Herbs 58
paper-mulberry Broussonetia papyrifera (L.) L'Hér. ex Vent. Hardwood Trees 76
lettuce Lactuca sativa L. Forbs/Herbs 101
common ragweed Ambrosia artemisiifolia L. Forbs/Herbs 43
Austrian fieldcress Rorippa austriaca (Crantz) Bess. Forbs/Herbs 5
squirreltail fescue Vulpia bromoides (L.) S.F. Gray Grass or Grasslike 3
shoebutton ardisia Ardisia elliptica Thunb Hardwood Trees 52
perennial soybean Neonotonia wightii (Wight & Arn.) Vines 2
European black alder Alnus glutinosa (L.) Gaertn. Hardwood Trees 132
smooth sumac Rhus glabra L. Hardwood Trees 63
Japanese spiraea Spiraea japonica L. f. Shrub or Subshrub 50
henbit Lamium amplexicaule L. Forbs/Herbs 56
cotoneaster Cotoneaster spp. Medik. Shrub or Subshrub 1
cultivated garlic Allium sativum L. Forbs/Herbs 11
hairy beggarticks Bidens pilosa L. Forbs/Herbs 10
radish Raphanus sativus L. Forbs/Herbs 20
corn spurry Spergula arvensis L. Forbs/Herbs 8
buffelgrass Cenchrus ciliaris L. Grass or Grasslike 20
large hop clover Trifolium campestre Schreb. Forbs/Herbs 14
Australian redcedar Toona ciliata Roemer Hardwood Trees 6
limnophila Limnophila sessiliflora (Vahl) Blume Forbs/Herbs 6
grassy arrowhead Sagittaria graminea Michx. Forbs/Herbs 7
silverleaf nightshade Solanum elaeagnifolium Cavanaugh Forbs/Herbs 25
swampmahogany Eucalyptus robusta Sm. Hardwood Trees 1
field poppy Papaver dubium L. Forbs/Herbs 2
five-leaf aralia Eleutherococcus sieboldianus (Makino.) Koidz. Shrub or Subshrub 5
African asparagus fern Asparagus asparagoides (L.) Druce Vines 4
false green kyllinga Cyperus brevifolioides Thieret & Delahouss Grass or Grasslike 2
tea viburnum Viburnum setigerum Hance Shrub or Subshrub 3
birch-leaf pear Pyrus betulifolia Bunge Hardwood Trees 1
myrtle spurge Euphorbia myrsinites L Forbs/Herbs 4
parsley Petroselinum crispum (P. Mill.) Nyman ex A.W. Hill Forbs/Herbs 1
common four-o'clock Mirabilis jalapa L. Forbs/Herbs 1
Javanese bishopwood Bischofia javanica Blume Hardwood Trees 10
paradise poinciana Caesalpinia gilliesii (Wall. ex Hook.) Wall. ex D. Dietr. Shrub or Subshrub 6
Japanese netvein hollyfern Cyrtomium falcatum (L. f.) C. Presl Forbs/Herbs 2
tussock paspalum Paspalum quadrifarium Lam. Grass or Grasslike 19
helleborine Epipactis helleborine (L.) Crantz Forbs/Herbs 5
white-flowered spiderwort Tradescantia fluminensis Vell. Forbs/Herbs 1
petty spurge Euphorbia peplus L. Forbs/Herbs 5
prickly-ash Zanthoxylum americanum P. Mill. Hardwood Trees 8
fivestamen tamarisk Tamarix chinensis Lour. Hardwood Trees 2
twoleaf nightshade Solanum diphyllum L. Forbs/Herbs 4
corn gromwell Buglossoides arvensis (L.) I.M. Johnston Forbs/Herbs 1
biddy-biddy Acaena novae-zelandiae Kirk Forbs/Herbs 2
boatlily Tradescantia spathacea Sw. Forbs/Herbs 2
Siebold's arrowwood Viburnum sieboldii Miq. Hardwood Trees 2
hairy Indian mallow Abutilon grandifolium (Willd.) Sweet Shrub or Subshrub 5
common hawthorn Crataegus monogyna Jacq. Hardwood Trees 28
coco yam, wild taro Colocasia esculenta (L.) Schott Forbs/Herbs 56
woodland groundsel Senecio sylvaticus L. Forbs/Herbs 13
blue mustard Chorispora tenella (Pallas) DC. Forbs/Herbs 9
red clover Trifolium pratense L. Forbs/Herbs 43
raintree Samanea saman (Jacq.) Merr. Hardwood Trees 22
yellow groove bamboo Phyllostachys aureosulcata McClure Grass or Grasslike 20
yellow archangel Lamium galeobdolon (L.) Crantz Forbs/Herbs 6
goatsrue Galega officinalis L. Forbs/Herbs 42
field bindweed Convolvulus arvensis L. Vines 162
eastern cottonwood Populus deltoides Bartr. ex Marsh. Hardwood Trees 40
hooked hair hops Humulus japonicus Siebold & Zucc. Vines 85
Queen Anne's lace, wild carrot Daucus carota L. Forbs/Herbs 66
coral vine Antigonon leptopus Hook. & Arn. Vines 26
Siberian elm Ulmus pumila L. Hardwood Trees 23
Russian olive Elaeagnus angustifolia L. Shrub or Subshrub 201
rose myrtle Rhodomyrtus tomentosa (Ait.) Hassk. Hardwood Trees 15
calla lily Zantedeschia aethiopica (L.) Spreng. Forbs/Herbs 36
balloon plant Gomphocarpus physocarpus Meyer Forbs/Herbs 6
field horsetail Equisetum arvense L Forbs/Herbs 52
portia tree Thespesia populnea (L.) Soland. ex Correa Hardwood Trees 46
catnip Nepeta cataria L. Forbs/Herbs 21
spiny amaranth Amaranthus spinosus L Forbs/Herbs 26
purple deadnettle Lamium purpureum L. Forbs/Herbs 47
butterflybush Buddleja davidii Franch. Shrub or Subshrub 87
pale yellow iris, yellow flag iris Iris pseudacorus L. Aquatic Plants 146
yellow woodsorrel Oxalis stricta L. Forbs/Herbs 31
flixweed Descurainia sophia (L.) Webb ex Prantl Forbs/Herbs 25
Australian saltbush Atriplex semibaccata R. Br. Shrub or Subshrub 22
smilograss Piptatherum miliaceum (L.) Coss. Grass or Grasslike 4
camelthorn Alhagi maurorum Medik Shrub or Subshrub 14
molassesgrass Melinis minutiflora Beauv. Grass or Grasslike 29
corkystemmed passionflower Passiflora suberosa L. Vines 12
Chinese tallowtree Triadica sebifera (L.) Small Hardwood Trees 153
Chinese wisteria Wisteria sinensis (Sims) DC. Vines 149
Scotch broom Cytisus scoparius (L.) Link Shrub or Subshrub 99
nightshade Solanum spp. L. Forbs/Herbs 16
lesser celandine, fig buttercup Ficaria verna Huds. Forbs/Herbs 233
stinking chamomile Anthemis cotula L Forbs/Herbs 22
white bladderflower Araujia sericifera Brot. Vines 4
Fuller's teasel Dipsacus sativus (L.) Honckeny Forbs/Herbs 4
hyssop loosestrife Lythrum hyssopifolia L. Forbs/Herbs 12
scarlet spiderling Boerhavia coccinea P. mill. Forbs/Herbs 9
pearl millet Cenchrus americanus L. Grass or Grasslike 28
Cretan rockrose Cistus incanus ssp. creticus (L.) Heywood Shrub or Subshrub 1
crack willow Salix fragilis L. Aquatic Plants 90
Java plum Syzygium cumini (L.) Skeels Hardwood Trees 5
border privet Ligustrum obtusifolium Sieb. & Zucc. Shrub or Subshrub 125
Seaside rose Rosa rugosa Thunb. Shrub or Subshrub 231
rose of Sharon Hibiscus syriacus L. Hardwood Trees 24
Chinese elm Ulmus parvifolia Jacq. Hardwood Trees 16
Italian woodbine Lonicera caprifolium L. Vines 2
watercress Nasturtium officinale R. Brown Aquatic Plants 10
Philippine ground orchid Spathoglottis plicata Blume Forbs/Herbs 1
Indian rubberplant Ficus elastica Roxb. Hardwood Trees 3
Long's sedge Carex longii Mackenzie Grass or Grasslike 4
Kentucky bluegrass Poa pratensis ssp. pratensis L. Grass or Grasslike 6
hairy willowherb Epilobium hirsutum L. Forbs/Herbs 21
rough mannagrass Glyceria maxima (Hartman) Holmb. Aquatic Plants 64
poverty brome Bromus sterilis L. Grass or Grasslike 13
everlasting peavine Lathyrus latifolius L. Vines 2
hairy nightshade Solanum physalifolium Rusby Forbs/Herbs 21
moist sowthistle Sonchus arvensis ssp. uliginosus (M. Bieb.) Nyman Forbs/Herbs 1
banana passionflower Passiflora tripartita var. mollissima (Kunth) Holm-Niesen & P.M. Jørg. Vines 2
maritime pine Pinus pinaster Soland., non Ait. Conifer Trees 8
Persian speedwell Veronica persica Poir. Forbs/Herbs 6
cherry plum Prunus cerasifera Ehrh. Hardwood Trees 17
large yellow vetch Vicia grandiflora Scop. Vines 1
false spiraea Sorbaria sorbifolia (L.) A. Braun Shrub or Subshrub 5
tievine Ipomoea cordatotriloba var. cordatotriloba Dennst. Vines 1
Browne's blechum Ruellia blechum L. Forbs/Herbs 2
junglerice Echinochloa colona (L.) Link Grass or Grasslike 5
American sweetflag Acorus calamus L. Forbs/Herbs 4
cootamundra wattle Acacia baileyana F. Muell. Hardwood Trees 1
sour cherry Prunus cerasus L. Hardwood Trees 2
ngaio tree Myoporum laetum G. Forst. Hardwood Trees 4
artilleryweed Pilea microphylla (L.) Liebm. Forbs/Herbs 1
glossy privet Ligustrum lucidum W.T. Aiton Shrub or Subshrub 59
Japanese stiltgrass Microstegium vimineum (Trin.) A. Camus Grass or Grasslike 652
common horse chestnut Aesculus hippocastanum L. Hardwood Trees 56
bigtooth aspen Populus grandidentata Michx. Hardwood Trees 21
common pear Pyrus communis L. Hardwood Trees 2
tall fescue Festuca arundinacea Schreb. Grass or Grasslike 67
redroot pigweed Amaranthus retroflexus L. Forbs/Herbs 69
American burnweed Erechtites hieraciifolius (L.) Raf. ex DC. Forbs/Herbs 19
Uruguayan vervain Verbena montevidensis Spreng. Forbs/Herbs 5
wild chervil Anthriscus sylvestris (L.) Hoffmann Forbs/Herbs 141
Job's tears Coix lacryma-jobi L. Grass or Grasslike 6
Indian camphorweed Pluchea indica (L.) Less. Shrub or Subshrub 12
cardoon Cynara cardunculus L. Forbs/Herbs 10
yellow sweet-clover Melilotus officinalis (L.) Lam. Forbs/Herbs 57
prickly lettuce Lactuca serriola L. Forbs/Herbs 109
crabapple and apple Malus spp. P. Mill. Hardwood Trees 243
dovefoot geranium Geranium molle L. Forbs/Herbs 4
bristle miscanthus Miscanthus sinensis Anderss. Grass or Grasslike 213
common bugloss Anchusa officinalis L. Forbs/Herbs 11
purple cudweed Gamochaeta purpurea (L.) Cabrera Forbs/Herbs 10
common lilac Syringa vulgaris L. Shrub or Subshrub 41
sweet autumn virginsbower Clematis terniflora DC Vines 54
quackgrass Elymus repens (L.) Gould Grass or Grasslike 63
witchweed Striga asiatica (L.) Kuntze Forbs/Herbs 13
black acacia Acacia melanoxylon R. Br. ex Ait. f. Hardwood Trees 5
blue morning-glory Ipomoea indica (Burm. f.) Merr. Vines 21
garden spurge Chamaesyce hirta (L.) Millsp. Forbs/Herbs 7
tropical soda apple Solanum viarum Dunal Shrub or Subshrub 193
Amur maple Acer ginnala Maxim. Hardwood Trees 136
European crabapple Malus sylvestris P. Mill. Hardwood Trees 19
hairy vetch Vicia villosa Roth Vines 19
common pearlbrush Exochorda racemosa (Lindl.) Rehd. Shrub or Subshrub 2
giant reed Arundo donax L. Grass or Grasslike 144
Japanese callicarpa Callicarpa japonica Thunb. Shrub or Subshrub 1
narrowleaf firethorn Pyracantha angustifolia (Franch.) Schneid. Shrub or Subshrub 5
brittleleaf naiad Najas minor All. Aquatic Plants 45
guineagrass Megathyrsus maximus (Jacq.) R. Webster Grass or Grasslike 48
cornflower Centaurea cyanus L. Forbs/Herbs 23
smallflower tamarisk Tamarix parviflora DC. Hardwood Trees 12
pale flax Linum bienne Mill. Forbs/Herbs 2
sourgrass Digitaria insularis (L.) Mez ex Ekman Grass or Grasslike 31
bulbous bluegrass Poa bulbosa L. Grass or Grasslike 17
small Philippine acacia Acacia confusa Merr Hardwood Trees 17
beach wormwood Artemisia stelleriana Bess. Forbs/Herbs 2
umbrella plant Cyperus involucratus Rottb Grass or Grasslike 4
Indian coralbean Erythrina variegata L. Hardwood Trees 1
Japanese snowball Viburnum plicatum Thunb. Shrub or Subshrub 3
wavyleaf basketgrass Oplismenus undulatifolius (Ard.) Roem. & Schult. Grass or Grasslike 18
canarygrass Phalaris canariensis L. Grass or Grasslike 13
creeping yellow loosestrife, creeping Jenny Lysimachia nummularia L. Forbs/Herbs 38
Mediterranean clone of caulerpa Caulerpa taxifolia (Vahl) C. Agardth Aquatic Plants 8
Oriental lady's thumb Persicaria longiseta (Bruijn) Kitagawa Forbs/Herbs 9
Scots heath Erica cinerea L. Shrub or Subshrub 1
tall lettuce Lactuca canadensis L. Forbs/Herbs 20
golden trumpet Allamanda cathartica L. Vines 4
East Indian crabgrass Digitaria setigera Roth ex Roemer & J.A. Schultes Grass or Grasslike 3
centipede tongavine Epipremnum pinnatum (L.) Engl Vines 1
Tasmanian wallaby grass Rytidosperma biannulare (Zotov) Connor & Edgar Grass or Grasslike 2
silver wattle Acacia dealbata Link Shrub or Subshrub 3
East Indian almond Terminalia myriocarpa van Heurck & Muell.-Arg. Hardwood Trees 2
vinegartree Lophostemon confertus (R. Br.) P.G. Wilson & Waterhouse Hardwood Trees 9
Rangoon creeper Quisqualis indica L. Vines 3
Cape-ivy, cape ivy Delairea odorata Lem Forbs/Herbs 20
perennial false-brome Brachypodium sylvaticum (Huds.) Beauv. Grass or Grasslike 1
mouse-eared hawkweed Pilosella officinarum Vaillant Forbs/Herbs 4
largeleaf lantana Lantana camara L. Shrub or Subshrub 83
musk mallow Malva moschata L. Forbs/Herbs 20
blackthorn Prunus spinosa L. Hardwood Trees 32
orbicular whitetop, lens-podded hoary cress Lepidium chalepense L. Forbs/Herbs 12
thymeleaf sandwort Arenaria serpyllifolia L. Forbs/Herbs 3
clammy goosefoot Dysphania pumilio (R. Br.) Mosyakin & Clemants Forbs/Herbs 3
saltcedar Tamarix ramosissima Ledeb. Hardwood Trees 158
ground ivy Glechoma hederacea L. Forbs/Herbs 131
absinth wormwood Artemisia absinthium L. Shrub or Subshrub 30
oriental mustard Sisymbrium orientale L. Forbs/Herbs 10
Spanish arborvine Merremia tuberosa (L.) Rendle Vines 2
California burclover Medicago polymorpha L. Vines 25
dotted duckmeat Landoltia punctata (G.F.W. Mey.) D.H. Les & D.J. Crawford Aquatic Plants 3
European bird cherry Prunus padus L. Hardwood Trees 35
oriental virginsbower Clematis orientalis L. Vines 1
smallflower galinsoga Galinsoga parviflora Cav. Forbs/Herbs 19
sticky chickweed Cerastium glomeratum Thuill. Forbs/Herbs 12
gray sheoak Casuarina glauca Sieb. ex Spreng Hardwood Trees 7
wild bushbean Macroptilium lathyroides (L.) Urb. Forbs/Herbs 6
Cherokee rose Rosa laevigata Michx. Shrub or Subshrub 17
swamp morning-glory Ipomoea aquatica Forssk. Aquatic Plants 14
common periwinkle Vinca minor L. Forbs/Herbs 51
moth mullein Verbascum blattaria L. Forbs/Herbs 44
wild mustard Sinapis arvensis L. Forbs/Herbs 31
orange cotoneaster Cotoneaster franchetii Boiss. Shrub or Subshrub 13
Japanese wisteria Wisteria floribunda (Willd.) DC. Vines 4
vetch Vicia L. Vines 10
sea fig Carpobrotus chilensis (Molina) N.E. Br. Forbs/Herbs 5
green kyllinga Kyllinga brevifolia Rottb. Grass or Grasslike 9
Canada bluegrass Poa compressa L. Grass or Grasslike 65
purple pampasgrass Cortaderia jubata (Lem.) Stapf Grass or Grasslike 42
Chinese violet Asystasia gangetica (L.) T. Anders Vines 15
February daphne Daphne mezereum L. Shrub or Subshrub 27
common mallow Malva neglecta Wallr. Forbs/Herbs 62
torpedograss Panicum repens L. Aquatic Plants 56
hottentot fig Carpobrotus edulis (L.) N.E. Br Shrub or Subshrub 12
English catchfly Silene gallica L. Forbs/Herbs 10
barb goatgrass Aegilops triuncialis L Grass or Grasslike 5
seashore paspalum Paspalum vaginatum Sw. Grass or Grasslike 11
American frogbit Limnobium spongia (Bosc) L.C. Rich. ex Steud. Aquatic Plants 16
onionweed Asphodelus fistulosus Linnaeus Forbs/Herbs 22
Japanese honeysuckle Lonicera japonica Thunb. Vines 238
Macartney rose Rosa bracteata J.C. Wendl. Shrub or Subshrub 7
leafy spurge Euphorbia virgata Waldst. & Kit. Forbs/Herbs 177
pitted morning-glory Ipomoea lacunosa L. Vines 33
dog-strangling vine, European swallowwort, pale swallow-wort Vincetoxicum rossicum (Kleopov) Barbarich Vines 201
princess-flower Tibouchina urvilleana (DC.) Cogn. Hardwood Trees 4
tree marigold Tithonia diversifolia (Hemsl.) Gray Forbs/Herbs 1
common bamboo Bambusa vulgaris Schrad. ex J.C. Wendl. Grass or Grasslike 2
scarlet firethorn Pyracantha coccinea M. Roemer Shrub or Subshrub 5
paperflower Bougainvillea glabra Choisy Vines 8
horsetail Equisetum spp. L. Forbs/Herbs 6
Dixie silverback fern Pityrogramma calomelanos (L.) Link Forbs/Herbs 1
Lindley's butterflybush Buddleja lindleyana Fortune ex Lindl. Shrub or Subshrub 2
monkeygrass Liriope muscari (Dcne.) Bailey Forbs/Herbs 23
showy fly honeysuckle, Bell's honeysuckle Lonicera x bella Zabel [morrowii × tatarica] Shrub or Subshrub 101
hierba del soldado Melochia umbellata (Houtt.) Stapf Hardwood Trees 6
trumpet-tree Cecropia obtusifolia Bertol. Hardwood Trees 2
Geraldton carnation weed Euphorbia terracina L. Forbs/Herbs 6
Javanese glorybower Clerodendrum speciosissimum Van Geert ex Morr. Hardwood Trees 2
gray poplar Populus x canescens (Ait.) Sm. (pro sp.) [alba × tremula] Hardwood Trees 1
Bohemian knotweed, Hybrid Japanese knotweed Reynoutria x bohemica Chrtek & Chrtková Forbs/Herbs 31
Spanish heath Erica lusitanica K. Rudolphi Shrub or Subshrub 9
Madagascar periwinkle Catharanthus roseus (L.) G. Don Shrub or Subshrub 11
meadow salsify Tragopogon lamottei L. Forbs/Herbs 9
alsike clover Trifolium hybridum L. Forbs/Herbs 12
Jeffrey pine Pinus jeffreyi Grev. & Balf. Conifer Trees 5
bloodflower milkweed Asclepias curassavica L. Forbs/Herbs 2
day jessamine Cestrum diurnum L. Hardwood Trees 1
creeping miscanthus Miscanthus sacchariflorus (Maxim.) Franch. Grass or Grasslike 136
carpetgrass Axonopus fissifolius (Raddi) Kuhlm. Grass or Grasslike 4
prairie sunflower Helianthus petiolaris Nutt. Forbs/Herbs 1
yellow bedstraw Galium verum L. Forbs/Herbs 2
night jessamine Cestrum nocturnum L. Hardwood Trees 11
purple loosestrife Lythrum salicaria L. Aquatic Plants 379
spiny plumeless thistle, plumeless thistle Carduus acanthoides L. Forbs/Herbs 22
purple crown-vetch Securigera varia (L.) Lassen Forbs/Herbs 63
dallisgrass Paspalum dilatatum Poir. Grass or Grasslike 26
barnyardgrass Echinochloa crus-galli (L.) Beauv Grass or Grasslike 49
common chickweed Stellaria media (L.) Vill. Forbs/Herbs 28
medusahead Taeniatherum caput-medusae (L.) Nevski Grass or Grasslike 67
red brome Bromus rubens L. Grass or Grasslike 9
highbush blackberry Rubus argutus Link Shrub or Subshrub 25
lakeshore nutrush Scleria lacustris C. Wright Grass or Grasslike 3
Japanese maple Acer palmatum Thunb. Hardwood Trees 73
sulfur cinquefoil Potentilla recta L. Forbs/Herbs 40
lily of the valley Convallaria majalis L. Forbs/Herbs 4
wild buckwheat Fallopia convolvulus L. Vines 23
Athel tamarisk Tamarix aphylla (L.) Karst. Hardwood Trees 39
Australian-pine Casuarina equisetifolia L. Hardwood Trees 105
Australian teatree Leptospermum laevigatum (Sol. ex Gaertn.) F. Muell. Shrub or Subshrub 2
natal-plum Carissa macrocarpa (Ecklon) A. DC. Shrub or Subshrub 9
oakforest woodrush Luzula luzuloides (Lam.) Dandy & Wilmott Grass or Grasslike 34
Mediterranean sage Salvia aethiopis L. Forbs/Herbs 33
chocolate vine Akebia quinata (Houtt.) Dcne. Vines 207
perennial sowthistle Sonchus arvensis L. Forbs/Herbs 69
curly leaf pondweed Potamogeton crispus L. Aquatic Plants 34
smallflower umbrella sedge Cyperus difformis L. Grass or Grasslike 8
flowering rush Butomus umbellatus L. Aquatic Plants 39
Asian swordfern Nephrolepis brownii (Desv.) Hovenkamp & Miyam. Forbs/Herbs 1
fourleaf manyseed Polycarpon tetraphyllum (L.) L. Forbs/Herbs 1
narrow swordfern Nephrolepis cordifolia (L.) C. Presl Forbs/Herbs 7
wild basil Clinopodium vulgare L. Forbs/Herbs 2
northern catalpa Catalpa speciosa (Warder) Warder ex Engelm. Hardwood Trees 33
European mountain-ash Sorbus aucuparia L. Hardwood Trees 20
London rocket Sisymbrium irio L. Forbs/Herbs 8
hemp/marijuana (sativa) Cannabis sativa L Forbs/Herbs 6
witchgrass Panicum capillare L. Grass or Grasslike 27
southern catalpa Catalpa bignonioides Walt. Hardwood Trees 52
Jamaica vervain Stachytarpheta jamaicensis (L.) Vahl Forbs/Herbs 5
narrow-leaved cattail Typha angustifolia L. Aquatic Plants 5
exotic swallowwort Vincetoxicum L. Vines 24
cherry laurel Prunus laurocerasus L. Hardwood Trees 8
corn speedwell Veronica arvensis L. Forbs/Herbs 12
holly osmanthus Osmanthus heterophyllus (G. Don) P.S. Green Shrub or Subshrub 3
rosarypea Abrus precatorius L. Vines 6
spotted spurge Euphorbia maculata (L.) Small Forbs/Herbs 30
bird vetch Vicia cracca L. Vines 23
soft rush Juncus effusus L. Grass or Grasslike 3
sudangrass Sorghum bicolor ssp. drummondii (Nees ex Steud.) de Wet & Harlan Grass or Grasslike 40
jaraguagrass Hyparrhenia rufa (Nees) Stapf Grass or Grasslike 8
Brazilian nightshade Solanum seaforthianum Andr. Vines 4
hairy wallaby grass Rytidosperma penicillatum (Labill.) Connor & Edgar Grass or Grasslike 2
French rose Rosa gallica L. Shrub or Subshrub 6
summer snowflake Leucojum aestivum L. Forbs/Herbs 3
sticky sage Salvia glutinosa L. Forbs/Herbs 1
spearmint Mentha spicata L. Forbs/Herbs 3
quinine Cinchona pubescens Vahl Hardwood Trees 3
Chinese crab apple Malus hupehensis (Pamp.) Rehder Hardwood Trees 3
weeping lovegrass Eragrostis curvula (Schrad.) Nees Grass or Grasslike 31
snowbush Breynia disticha J.R. & G. Forst. Shrub or Subshrub 5
Italian arum Arum italicum P. Mill. Forbs/Herbs 3
narrowleaf hawksbeard Crepis tectorum L. Forbs/Herbs 9
white kyllinga Kyllinga nemoralis (J.R. Forst. & G. Forst.) Dandy ex Hutch. & Dalziel Grass or Grasslike 2
hairy buttercup Ranunculus sardous Crantz Forbs/Herbs 6
New Zealand flax Phormium tenax J.R. & G. Forst. Shrub or Subshrub 20
tara vine Actinidia arguta (Siebold & Zucc.) Planch. ex Miq. Vines 3
annual yellow sweetclover Melilotus indicus (L.) All. Forbs/Herbs 5
panic veldtgrass Ehrharta erecta Lam. Grass or Grasslike 6
high mallow Malva sylvestris L. Forbs/Herbs 4
annual false-brome Brachypodium distachyon (L.) Beauv. Grass or Grasslike 3
flat peavine Lathyrus sylvestris L. Forbs/Herbs 4
Amur privet Ligustrum amurense Carrière Shrub or Subshrub 1
corn buttercup Ranunculus arvensis L. Forbs/Herbs 2
tree-of-heaven Ailanthus altissima (P. Mill.) Swingle Hardwood Trees 477
garden loosestrife Lysimachia vulgaris L. Forbs/Herbs 61
white leadtree Leucaena leucocephala (Lam.) de Wit Hardwood Trees 61
Palay rubbervine Cryptostegia grandiflora (Roxb. ex R. Br.) R. Br. Vines 2
perennial pepperweed Lepidium latifolium L. Forbs/Herbs 191
ladysthumb Persicaria maculosa S.F. Gray Forbs/Herbs 24
jetbead Rhodotypos scandens (Thunb.) Makino Shrub or Subshrub 42
stinkwort Dittrichia graveolens (L.) W. Greuter Forbs/Herbs 4
oppositeleaf Russian thistle Salsola soda L. Forbs/Herbs 3
goutweed Aegopodium podagraria L. Forbs/Herbs 123
Port Orford cedar Chamaecyparis lawsoniana (A. Murr.) Parl. Conifer Trees 24
memorial rose Rosa lucieae Franch. & Rochebr. ex Crép. Shrub or Subshrub 1
Cupid's-shaving-brush Emilia fosbergii D.H. Nicols. Forbs/Herbs 17
New Zealand spinach Tetragonia tetragonioides (Pallas) Kuntze Shrub or Subshrub 15
hairy whitetop Lepidium appelianum Al-Shehbaz Forbs/Herbs 15
nightflowering catchfly Silene noctiflora L. Forbs/Herbs 6
panicled hydrangea Hydrangea paniculata Sieb. Shrub or Subshrub 7
field brome Bromus arvensis L. Grass or Grasslike 4
willow Salix spp. L. Hardwood Trees 59
gorse, common gorse Ulex europaeus L. Shrub or Subshrub 81
poison hemlock Conium maculatum L. Forbs/Herbs 97
meadow hawkweed Hieracium caespitosum Dumort. Forbs/Herbs 26
quaking aspen Populus tremuloides Michx. Hardwood Trees 175
tungoil tree Vernicia fordii (Hemsl.) Airy-Shaw Hardwood Trees 60
dog rose Rosa canina L. Shrub or Subshrub 32
coral ardisia Ardisia crenata Sims Shrub or Subshrub 41
Eurasian watermilfoil Myriophyllum spicatum L. Aquatic Plants 76
nettleleaf goosefoot Chenopodium murale L. Forbs/Herbs 14
ripgut brome Bromus diandrus Roth Grass or Grasslike 8
yellow bluestem Bothriochloa ischaemum (L.) Keng Grass or Grasslike 15
Bay Biscayne creeping-oxeye Sphagneticola trilobata (L.C. Rich.) Pruski Forbs/Herbs 10
guava Psidium guajava L. Shrub or Subshrub 15
plume poppy Bocconia frutescens L. Hardwood Trees 1
crowfootgrass Dactyloctenium aegyptium (L.) Willd Grass or Grasslike 17
catclaw mimosa Mimosa pigra L. Shrub or Subshrub 13
sericea lespedeza Lespedeza cuneata (Dum.-Cours.) G. Don Shrub or Subshrub 126
bull thistle Cirsium vulgare (Savi) Ten. Forbs/Herbs 164
common tansy Tanacetum vulgare L. Forbs/Herbs 61
European stinging nettle Urtica dioica ssp. dioica L. Forbs/Herbs 39
mugwort Artemisia vulgaris L. Forbs/Herbs 29
common groundsel Senecio vulgaris L. Forbs/Herbs 38
Japanese cedar Cryptomeria japonica (L. f.) D. Don Conifer Trees 27
giant foxtail Setaria faberi Herrm. Grass or Grasslike 40
little quakinggrass Briza minor L. Grass or Grasslike 6
Spanish broom Spartium junceum L. Shrub or Subshrub 8
redhot poker Kniphofia uvaria (L.) Oken Forbs/Herbs 5
red mangrove Rhizophora mangle L. Hardwood Trees 33
saltmeadow cordgrass Spartina patens (Ait.) Muhl. Grass or Grasslike 2
crimson clover Trifolium incarnatum L. Forbs/Herbs 20
nodding beggarticks Bidens cernua L Forbs/Herbs 30
mile-a-minute Mikania micrantha Kunth Vines 59
Japanese climbing fern Lygodium japonicum (Thunb. ex Murr.) Sw. Vines 163
smooth bedstraw Galium mollugo L. Forbs/Herbs 45
weeping willow Salix babylonica L. Hardwood Trees 6
feathertop Pennisetum villosum R. Br. ex Fresen. Grass or Grasslike 3
giant knotweed Reynoutria sachalinensis F. Schmidt ex Maxim. Forbs/Herbs 60
oleander Nerium oleander L. Hardwood Trees 18
balsamapple Momordica charantia L. Vines 12
roundleaf toothcup Rotala rotundifolia (Buch.-Ham. ex Roxb.) Koehne Aquatic Plants 21
silver hairgrass Aira caryophyllea L. Grass or Grasslike 15
Boston ivy Parthenocissus tricuspidata (Sieb. & Zucc.) Planch. Vines 9
Japanese brome Bromus japonicus Thunb. Grass or Grasslike 4
annual ryegrass Lolium multiflorum Lam. Grass or Grasslike 4
Chinese holly Ilex cornuta Lindl. & Paxton Hardwood Trees 48
purpleosier willow Salix purpurea L. Shrub or Subshrub 12
goldenrain tree Koelreuteria paniculata Laxm. Hardwood Trees 16
slender snakecotton Froelichia gracilis (Hook.) Moq. Forbs/Herbs 60
sugargum Eucalyptus cladocalyx F. Muell. Hardwood Trees 2
showy rattlebox Crotalaria spectabilis Roth Forbs/Herbs 43
rose campion Silene coronaria (L.) Clairv. Forbs/Herbs 2
Deptford pink Dianthus armeria L. Forbs/Herbs 16
germander speedwell Veronica chamaedrys L. Forbs/Herbs 5
hawkweed oxtongue Picris hieracioides L. Forbs/Herbs 1
Britton's wild petunia Ruellia simplex C. Wright Shrub or Subshrub 2
tall wheatgrass Thinopyrum ponticum (Podp.) Z.-W. Liu & R.-C. Wang Grass or Grasslike 1
pearlflower Heterocentron subtriplinervium (Link & Otto) A. Braun & Bouché Shrub or Subshrub 1
Chinese fountaingrass Cenchrus alopecuroides (L.) Thunb. Grass or Grasslike 7
Mauritius hemp Furcraea foetida (L.) Haw Shrub or Subshrub 8
Surinam cherry Eugenia uniflora L. Shrub or Subshrub 2
shining geranium Geranium lucidum L. Forbs/Herbs 3
Aaron's beard Hypericum calycinum L. Shrub or Subshrub 1
hanging sedge Carex pendula Huds. Grass or Grasslike 1
Jerusalem-cherry Solanum pseudocapsicum L. Shrub or Subshrub 2
Japanese rose Kerria japonica (L.) DC. Shrub or Subshrub 3
Thunberg lespedeza Lespedeza thunbergii (DC.) Nakai Forbs/Herbs 3
beautybush Kolkwitzia amabilis Graebn. Shrub or Subshrub 4
flamegold Koelreuteria elegans ssp. formosana (Hayata) F.G. Mey. Hardwood Trees 4
anil de pasto Indigofera suffruticosa P. Mill. Shrub or Subshrub 9
yellow starthistle Centaurea solstitialis L. Forbs/Herbs 143
eastern poison-ivy Toxicodendron radicans (L.)Kuntze Vines 114
mile-a-minute vine, Asiatic tearthumb Persicaria perfoliata (L.) H. Gross Vines 359
Scots pine Pinus sylvestris L. Conifer Trees 90
common filbert Corylus avellana L. Hardwood Trees 21
goat willow Salix caprea L. Shrub or Subshrub 27
European aspen Populus tremula L. Hardwood Trees 29
broadleaf dock Rumex obtusifolius L. Forbs/Herbs 35
wild four-o'clock Mirabilis nyctaginea (Michx.) MacM. Forbs/Herbs 40
swainsonpea Sphaerophysa salsula (Pallas) DC. Shrub or Subshrub 6
African mustard Brassica tournefortii Gouan Forbs/Herbs 14
yellow fieldcress Rorippa sylvestris (L.) Bess. Aquatic Plants 4
colonial bentgrass Agrostis capillaris L. Grass or Grasslike 2
fragrant waterlily Nymphaea odorata Ait. Aquatic Plants 71
redstem filaree Erodium cicutarium (L.) L'Hér. ex Ait. Forbs/Herbs 25
natalgrass Melinis repens (Willd.) Zizka Grass or Grasslike 16
Brazilian peppertree Schinus terebinthifolia Raddi Hardwood Trees 118
big chickweed Cerastium fontanum ssp. vulgare (Hartman) Greuter & Burdet Forbs/Herbs 34
kochia Bassia scoparia (L.) A.J. Scott Forbs/Herbs 113
wine raspberry Rubus phoenicolasius Maxim. Shrub or Subshrub 96
coppery mesemb Malephora crocea (Jacq.) Schwant. Forbs/Herbs 1
field pepperweed Lepidium campestre (L.) Ait. f. Forbs/Herbs 17
wild radish Raphanus raphanistrum L. Forbs/Herbs 22
ventenata Ventenata dubia (Leers) Coss. & Durieu Grass or Grasslike 1
hollyhock Alcea rosea L. Forbs/Herbs 6
Deodar cedar Cedrus deodara (Roxb. ex D. Don) G. Don f. Conifer Trees 33
boxelder Acer negundo L. Hardwood Trees 134
Dyer's greenweed Genista tinctoria L. Shrub or Subshrub 1
alligatorweed Alternanthera philoxeroides (Mart.) Griseb. Aquatic Plants 79
turkeyberry Solanum torvum Sw. Forbs/Herbs 28
miconia Miconia calvescens DC. Shrub or Subshrub 10
buffalobur Solanum rostratum Dunal Forbs/Herbs 63
smooth hawksbeard Crepis capillaris (L.) Wallr Forbs/Herbs 5
annual sowthistle Sonchus oleraceus L. Forbs/Herbs 55
common mediterraneangrass Schismus barbatus (Loefl. ex L.) Thellung Grass or Grasslike 10
great burdock Arctium lappa L. Forbs/Herbs 9
herb-robert Geranium robertianum L. Forbs/Herbs 19
lemon Citrus x limon (L.) Osbeck Hardwood Trees 19
Chinese banyan Ficus microcarpa L. f. Hardwood Trees 18
Japanese chaff flower Achyranthes japonica (Miq.) Nakai Forbs/Herbs 77
common viper's bugloss, blueweed Echium vulgare L. Forbs/Herbs 11
haspan flatsedge Cyperus haspan L. Grass or Grasslike 8
toringo crab Malus toringo (Siebold) Siebold ex de Vriese Shrub or Subshrub 4
white bryony Bryonia alba L. Vines 13
crested latesummer mint Elsholtzia ciliata (Thunb.) Hyl. Forbs/Herbs 116
California privet Ligustrum ovalifolium Hassk. Shrub or Subshrub 30
spotted deadnettle Lamium maculatum L. Forbs/Herbs 3
cutleaf blackberry Rubus laciniatus Willd. Vines 14
poinsettia Euphorbia pulcherrima Willd. ex Klotzsch Hardwood Trees 38
strawberry guava Psidium cattleyanum Sabine Shrub or Subshrub 8
Japanese yew Taxus cuspidata Sieb. & Zucc. Conifer Trees 5
field Indian paintbrush Castilleja arvensis Cham. & Schlecht Forbs/Herbs 1
forest redgum Eucalyptus tereticornis Sm. Hardwood Trees 22
formosa firethorn Pyracantha koidzumii (Hayata) Rehder Shrub or Subshrub 23
mulberryweed Fatoua villosa (Thunb.) Nakai Forbs/Herbs 13
elmleaf blackberry Rubus ulmifolius Schott Vines 3
Hispanic hyacinthoides Hyacinthoides hispanica (Mill.) Rothm. Forbs/Herbs 2
leatherleaf mahonia Mahonia bealei (Fortune) Carr. Shrub or Subshrub 32
fuzzy pride-of-Rochester Deutzia scabra Thunb. Shrub or Subshrub 2
punagrass Achnatherum brachychaetum (Godr.) Barkworth Grass or Grasslike 3
Asiatic pennywort Centella asiatica (L.) Urban Forbs/Herbs 4
woman's tongue tree Albizia lebbeck (L.) Benth Hardwood Trees 5
pale smartweed Persicaria lapathifolia (L.) S.F. Gray Forbs/Herbs 6
longflowered veldtgrass Ehrharta longiflora Sm. Grass or Grasslike 1
bellardia Bellardia trixago (L.) All Forbs/Herbs 4
slender false garlic Nothoscordum gracile (Aiton) Stearn Forbs/Herbs 4
longfruited primrose-willow Ludwigia octovalvis (Jacq.) Raven Shrub or Subshrub 3
kikuyugrass Cenchrus clandestinus L. Grass or Grasslike 38
winter creeper Euonymus fortunei (Turcz.) Hand.-Maz. Vines 22
melaleuca Melaleuca quinquenervia (Cav.) Blake Hardwood Trees 191
ricegrass paspalum Paspalum scrobiculatum Linnaeus Grass or Grasslike 7
johnsongrass Sorghum halepense (L.) Pers. Grass or Grasslike 158
lawn burweed Soliva sessilis Ruiz & Pavón Forbs/Herbs 5
dandelion Taraxacum officinale G.H. Weber ex Wiggers Forbs/Herbs 92
cultivated currant Ribes rubrum L. Shrub or Subshrub 21
fountaingrass Pennisetum spp. L.C. Rich. ex Pers Grass or Grasslike 4
Australian burnweed Senecio minimus Poir. Forbs/Herbs 3
salvation jane Echium plantagineum L. Forbs/Herbs 10
leporinum barley Hordeum murinum ssp. leporinum (Link) Arcang. Grass or Grasslike 15
subterranean clover Trifolium subterraneum L. Forbs/Herbs 1
beach naupaka Scaevola taccada Vahl Shrub or Subshrub 144
tall lodgepole pine Pinus contorta var. latifolia Engelm. ex S. Watson Conifer Trees 2
wild parsnip Pastinaca sativa L. Forbs/Herbs 111
twoleaf watermilfoil Myriophyllum heterophyllum Michx. Aquatic Plants 74
smooth cordgrass Spartina alterniflora Loisel. Grass or Grasslike 7
alpine knapweed, Tyrol knapweed Centaurea nigrescens Willd Forbs/Herbs 5
smooth barley Hordeum murinum ssp. glaucum (Steud.) Tzvelev Grass or Grasslike 9
mudmat Glossostigma cleistanthum W.R. Barker Forbs/Herbs 46
smallseed falseflax Camelina microcarpa DC. Forbs/Herbs 6
American evergreen Syngonium podophyllum Schott Vines 2
creeping bellflower Campanula rapunculoides L. Forbs/Herbs 4
Washington hawthorn Crataegus phaenopyrum (L. f.) Medik. Shrub or Subshrub 17
burmareed Neyraudia reynaudiana (Kunth) Keng ex A.S. Hitchc. Grass or Grasslike 4
broadleaf carpetgrass Axonopus compressus (Sw.) Beauv. Grass or Grasslike 3
Jamaica feverplant Tribulus cistoides L. Vines 70
lilac chastetree Vitex agnus-castus L. Shrub or Subshrub 4
bristly locust Robinia hispida L. Hardwood Trees 30
Kenilworth ivy Cymbalaria muralis P.G. Gaertn., B. Mey. & Scherb. Forbs/Herbs 4
Peruvian groundcherry Physalis peruviana L. Shrub or Subshrub 8
waterpurslane Ludwigia palustris (L.) Ell. Forbs/Herbs 7
Thunberg's meadowsweet Spiraea thunbergii Sieb. ex Blume Shrub or Subshrub 2
eastern waterleaf Hydrophyllum virginianum L. Forbs/Herbs 3
Syrian beancaper Zygophyllum fabago L. Shrub or Subshrub 10
mourningbride Scabiosa atropurpurea L. Forbs/Herbs 1
common cordgrass Spartina anglica C.E. Hubbard Grass or Grasslike 2
chameleon-plant Houttuynia cordata Thunb. Forbs/Herbs 3
squill Scilla siberica Haw. Forbs/Herbs 1
Bengal trumpet Thunbergia grandiflora Roxb. Vines 12
giant chickweed Myosoton aquaticum (L.) Moench Aquatic Plants 6
catchweed bedstraw Galium aparine L. Forbs/Herbs 36
ponderosa pine Pinus ponderosa P.& C. Lawson Conifer Trees 85
skunk-vine Paederia foetida L. Vines 53
trifoliate orange Citrus trifoliata (L.) Raf. Hardwood Trees 38
Himalayan balsam Impatiens glandulifera Royle Forbs/Herbs 307
European privet Ligustrum vulgare L. Shrub or Subshrub 39
white poplar Populus alba L. Hardwood Trees 107
skeletonleaf bursage Ambrosia tomentosa Nutt. Forbs/Herbs 24
shortpod mustard Hirschfeldia incana (L.) Lagrèze-Fossat Forbs/Herbs 12
Lehmann lovegrass Eragrostis lehmanniana Nees Grass or Grasslike 6
Kahila garland-lily Hedychium gardnerianum Shepard ex Ker-Gawl. Forbs/Herbs 24
pennyroyal Mentha pulegium L. Forbs/Herbs 7
waxy mannagrass Glyceria declinata Brébiss. Grass or Grasslike 10
Indian shot Canna indica L. Forbs/Herbs 1
silkoak Grevillea robusta A. Cunningham ex R. Br. Hardwood Trees 19
cape bugle-lily Watsonia borbonica (Pourret) Goldblatt Forbs/Herbs 2
sweet alyssum Lobularia maritima (L.) Desv. Forbs/Herbs 7
common barberry Berberis vulgaris L Shrub or Subshrub 143
winged burning bush Euonymus alatus (Thunb.) Sieb. Shrub or Subshrub 510
itchgrass Rottboellia cochinchinensis (Lour.) W.D. Clayton Grass or Grasslike 11
Brazilian waterweed, Brazilian elodea Egeria densa Planch. Aquatic Plants 56
broomsedge bluestem Andropogon virginicus L. Grass or Grasslike 55
cereal rye Secale cereale L. Grass or Grasslike 12
western waterhemlock Cicuta douglasii (DC.) Coult. & Rose Forbs/Herbs 12
cultivated knotweed Persicaria wallichii Greuter & Burdet Forbs/Herbs 3
parrotfeather Myriophyllum aquaticum (Vell.) Verdc. Aquatic Plants 48
ravennagrass Saccharum ravennae L. Grass or Grasslike 12
southern crabgrass Digitaria ciliaris (Retz.) Koel Grass or Grasslike 19
slender oat Avena barbata Pott ex Link Grass or Grasslike 9
bottlebrush Callistemon viminalis (Gaertn.)G.Don ex Loudon Aquatic Plants 3
blackeyed Susan vine Thunbergia alata Bojer ex Sims Vines 8
prostrate knotweed Polygonum aviculare L. Forbs/Herbs 21
Asiatic hawksbeard Youngia japonica (L.) DC. Forbs/Herbs 6
Illyrian cottonthistle Onopordum illyricum L. Forbs/Herbs 3
spanishneedles Bidens bipinnata L. Forbs/Herbs 3
silverleaf cotoneaster Cotoneaster pannosus Franch. Shrub or Subshrub 19
perennial veldtgrass Ehrharta calycina Sm. Grass or Grasslike 5
European cranberrybush Viburnum opulus L. Hardwood Trees 28
rough maidenhair fern Adiantum hispidulum Sw. Forbs/Herbs 5
weeping Higan cherry Prunus subhirtella var. pendula Y. Tanaka Hardwood Trees 8
Lombardy poplar Populus nigra L. Hardwood Trees 14
basketplant Callisia fragrans (Lindl.) Woods Forbs/Herbs 8
white garland-lily Hedychium coronarium Koenig Forbs/Herbs 9
greater celandine Chelidonium majus L. Forbs/Herbs 84
yellow hornpoppy Glaucium flavum Crantz Forbs/Herbs 16
Oriental photinia Photinia villosa (Thunb.) DC. Shrub or Subshrub 2
incense-cedar Calocedrus decurrens (Torr.) Florin Conifer Trees 16
kahiliflower Grevillea banksii R. Br. Hardwood Trees 1
treedaisy Montanoa hibiscifolia (Benth.) Standl. Hardwood Trees 14
wall lettuce Cicerbita muralis Forbs/Herbs 125
incised fumewort Corydalis incisa (Thunb.) Pers. Forbs/Herbs 3
winter-flowering cherry Prunus subhirtella Miq. Hardwood Trees 12
Siberian crabapple Malus baccata (L.) Borkh. Hardwood Trees 1
lime Citrus x aurantiifolia (Christm.) Swingle Hardwood Trees 8
wintergreen barberry Berberis julianae C.K. Schneid. Shrub or Subshrub 5
whorled pennywort Hydrocotyle verticillata Thunb. Forbs/Herbs 1
thinfruit sedge Carex flaccosperma Dewey Grass or Grasslike 1
turk's turbin Clerodendrum indicum (L.) Kuntze Shrub or Subshrub 2
Japanese false spleenwort Deparia petersenii (Kunze) M. Kato Forbs/Herbs 1
nit grass Gastridium phleoides (Nees & Meyen) C.E. Hubbard Grass or Grasslike 3
lady's-mantle Alchemilla mollis (Buser) Rothm. Shrub or Subshrub 3

Please cite as: Swearingen, J., C. Bargeron. 2016 Invasive Plant Atlas of the United States.
University of Georgia Center for Invasive Species and Ecosystem Health. http://www.invasiveplantatlas.org/.