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.

1129 Records

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