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.

1126 Records

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