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Introduced, Invasive, and Noxious Plants

About Weeds of the U.S.
NRCS Invasive Species Policy
Invasive Species Executive Order 13112

U.S. Weeds with Common Name =T*
151 records returned

Click on an accepted name below to view its PLANTS Profile with more information, and web links if available. Invasive plants that are synonyms are indented beneath the current PLANTS accepted name. You may view invasive lists by source by clicking on the source acronyms at the top of the report.

U.S. USDA, Animal and Plant Health Inspection Service (APHIS), Plant Protection and Quarantine (PPQ). Federal noxious weed list (1 February 2012). USDA, APHIS, PPQ, Washington, DC.
USDA, Animal and Plant Health Inspection Service (APHIS), Plant Protection and Quarantine (PPQ). State Plant Regulatory Officials letters. National Plant Board
STATE Assorted authors. State noxious weed lists for 46 states. State agriculture or natural resource departments.
Cal-IPC California Invasive Plant Council. California Invasive Plant Inventory. Cal-IPC Publication 2006-02 (1 February 2007). California Invasive Plant Council, Berkeley, California.
FLEPPC Florida Exotic Pest Plant Council. Invasive plant list. Florida Exotic Pest Plant Council, Florida.
HEAR USDI, Geological Survey. Information index for selected alien plants in Hawaii (20 October 2003). Hawaiian Ecosystems at Risk Project, Biological Resources Division, Haleakala Field Station, Makawao, Hawaii.
KY Haragan, P.D. Weeds of Kentucky and adjacent states: a field guide. The University Press of Kentucky, Lexington, Kentucky.
N'EAST Uva, R.H., J.C. Neal, & J.M. DiTomaso. Weeds of the Northeast. Cornell University Press, Ithaca, New York.
NE&GP Stubbendieck, J., G.Y. Friisoe, & M.R. Bolick. Weeds of Nebraska and the Great Plains. Nebraska Department of Agriculture, Bureau of Plant Industry, Lincoln, Nebraska.
SEEPPC Southeast Exotic Pest Plant Council. Invasive exotic pest plants in Tennessee (19 October 1999). Research Committee of the Tennessee Exotic Pest Plant Council, Tennessee.
SWSS Southern Weed Science Society. Weeds of the United States and Canada. CD-ROM. Southern Weed Science Society, Champaign, Illinois.
WI Hoffman, R. & K. Kearns (eds.). Wisconsin manual of control recommendations for ecologically invasive plants. Wisconsin Dept. Natural Resources, Madison, Wisconsin.
WSWS Whitson, T.D. (ed.) et al. Weeds of the West. Western Society of Weed Science in cooperation with Cooperative Extension Services, University of Wyoming, Laramie, Wyoming.

 

Symbol Common Name
Scientific Name
Source Native Status*

AMTU
AMRU
tall amaranth
Amaranthus tuberculatus
Amaranthus rudis

SWSS
NE&GP

L48 (N), CAN (N)

RAAC3
tall buttercup
Ranunculus acris

STATE, WSWS

L48 (NI), AK (I), CAN (I), GL (N?), SPM (I)

SCAR7
FEAR3
tall fescue
Schedonorus arundinaceus
Festuca arundinacea


Cal-IPC, N'EAST, NE&GP, SWSS, WSWS

L48 (I), AK (I), HI (I), CAN (I), SPM (I)

SCPR4
FEPR
tall fescue
Schedonorus pratensis
Festuca pratensis


SEEPPC

L48 (I), AK (I), CAN (I), GL (I), SPM (I)

FRAL4
RHFR
tall hedge buckthorn
Frangula alnus
Rhamnus frangula

STATE
STATE, SEEPPC, WI

L48 (I), CAN (I)

VEGI
tall ironweed
Vernonia gigantea

KY

L48 (N), CAN (N)

EUAL3
tall joepyeweed
Eupatorium altissimum

NE&GP

L48 (N), CAN (N)

PORA3
tall knotweed
Polygonum ramosissimum

NE&GP

L48 (N), AK (I?), CAN (N)

IPPU2
tall morningglory
Ipomoea purpurea

KY, N'EAST, NE&GP, SWSS, WSWS

L48 (I), HI (I), PR (I), CAN (I)

SIAL2
tall mustard
Sisymbrium altissimum

NE&GP, SWSS, WSWS

L48 (I), AK (I), HI (I), CAN (I)

URDIG
URDIP2
tall nettle
Urtica dioica ssp. gracilis
Urtica dioica var. procera


N'EAST

L48 (N), AK (N), CAN (N), SPM (N)

URDI
tall nettle
Urtica dioica

NE&GP, SEEPPC, WSWS

L48 (NI), AK (NI), CAN (NI), GL (I), SPM (NI)

ARELB
tall oatgrass
Arrhenatherum elatius var. bulbosum

WSWS

L48 (I)

CIAL2
tall thistle
Cirsium altissimum

NE&GP

L48 (N)

EUAL3
tall thoroughwort
Eupatorium altissimum

NE&GP

L48 (N), CAN (N)

VEST
tall vervain
Verbena stricta

NE&GP

L48 (N), CAN (N)

AMTU
tall waterhemp
Amaranthus tuberculatus

SWSS

L48 (N), CAN (N)

LELA2
tall whitetop
Lepidium latifolium

STATE, Cal-IPC, WSWS

L48 (I), CAN (I)

SILO3
tallhedge mustard
Sisymbrium loeselii

NE&GP

L48 (I), CAN (I)

TAAR6
tamarisk
Tamarix aralensis

FLEPPC

L48 (I)

TACH2
tamarisk
Tamarix chinensis

STATE, Cal-IPC

L48 (I)

TAGA
tamarisk
Tamarix gallica

Cal-IPC

L48 (I), PR (I)

TAPA4
tamarisk
Tamarix parviflora

STATE, Cal-IPC

L48 (I)

TARA
tamarisk
Tamarix ramosissima

STATE, Cal-IPC, WSWS

L48 (I)

TAAR6
tamarix
Tamarix aralensis

FLEPPC

L48 (I)

TACH2
tamarix
Tamarix chinensis

STATE, Cal-IPC

L48 (I)

TAGA
tamarix
Tamarix gallica

Cal-IPC

L48 (I), PR (I)

TAPA4
tamarix
Tamarix parviflora

STATE, Cal-IPC

L48 (I)

TARA
tamarix
Tamarix ramosissima

STATE, Cal-IPC, WSWS

L48 (I)

HECO10
tanglehead
Heteropogon contortus

STATE

L48 (N), HI (N), PR (N), VI (N)

SEJA
tansy ragwort
Senecio jacobaea

STATE, Cal-IPC, SWSS, WSWS

L48 (I), CAN (I), SPM (I)

DEPI
tansymustard
Descurainia pinnata

NE&GP, SWSS

L48 (N), CAN (N)

ERACA
ERGR4
tapertip cupgrass
Eriochloa acuminata var. acuminata
Eriochloa gracilis


SWSS, WSWS

L48 (N)

CYAC2
tapertip flatsedge
Cyperus acuminatus

SWSS

L48 (N), CAN (N)

ARDR4
tarragon
Artemisia dracunculus

NE&GP

L48 (N), AK (I?), CAN (N)

LOTA
Tartarian honeysuckle
Lonicera tatarica

STATE, N'EAST, WI

L48 (I), AK (I), CAN (I)

FATA
tartary buckwheat
Fagopyrum tataricum

SWSS

L48 (I), CAN (I)

GRSQ
tarweed
Grindelia squarrosa

NE&GP, SWSS, WSWS

L48 (N), CAN (N)

MASA
tarweed
Madia sativa

STATE, WSWS

L48 (N), AK (N), HI (I), CAN (I)

MUCO2
tassel hyacinth
Muscari comosum

SEEPPC

L48 (I)

ONTA
taurus cotton thistle
Onopordum tauricum

STATE

L48 (I)

DIFU2
teasel
Dipsacus fullonum

STATE, KY, N'EAST, SEEPPC, SWSS, WSWS

L48 (I), CAN (I)

CHTE2
tenella mustard
Chorispora tenella

STATE, NE&GP, SWSS, WSWS

L48 (I), CAN (W)

MEDE2
tenpetal blazingstar
Mentzelia decapetala

NE&GP

L48 (N), CAN (N)

MEDE2
tenpetal mentzelia
Mentzelia decapetala

NE&GP

L48 (N), CAN (N)

MEDE2
tenpetal stickleaf
Mentzelia decapetala

NE&GP

L48 (N), CAN (N)

CEDI6
tentanchinu
Cestrum diurnum

FLEPPC, HEAR

L48 (I), HI (I), PR (I?), VI (I)

ABPR3
tento muido
Abrus precatorius

FLEPPC

L48 (I), HI (I), PR (I), VI (I)

CETE5
RATE
testiculate buttercup
Ceratocephala testiculata
Ranunculus testiculatus


NE&GP, WSWS

L48 (I), CAN (I)

HECI
Texas blueweed
Helianthus ciliaris

STATE, SWSS, WSWS

L48 (N)

CRTE4
Texas croton
Croton texensis

NE&GP

L48 (N)

ANVE2
ANLE6
Texas madieravine
Anredera vesicaria
Anredera leptostachys


FLEPPC

L48 (N), PR (I), VI (N)

TRTE
Texas sandbur
Tribulus terrestris

STATE, NE&GP, SEEPPC, SWSS, WSWS

L48 (I), HI (I), CAN (W)

URTE2
PATE14
Texas signalgrass
Urochloa texana
Panicum texanum


SWSS

L48 (N)

SORO
Texas thistle
Solanum rostratum

STATE, NE&GP, SWSS, WSWS

L48 (N), CAN (W)

CAPA11
Texasweed
Caperonia palustris

SWSS

L48 (I), PR (N), VI (I)

ALTE
textile onion
Allium textile

WSWS

L48 (N), CAN (N)

BRTE
thatch bromegrass
Bromus tectorum

STATE, Cal-IPC, FLEPPC, HEAR, N'EAST, NE&GP, SEEPPC, SWSS, WSWS

L48 (I), AK (I), HI (I), CAN (I), GL (I)

CEDI6
thauthau
Cestrum diurnum

FLEPPC, HEAR

L48 (I), HI (I), PR (I?), VI (I)

CENO
thauthau ni mbongi
Cestrum nocturnum

HEAR

L48 (I), HI (I), PR (I), VI (I)

FRVI
thickleaved wild strawberry
Fragaria virginiana

N'EAST

L48 (N), AK (N), CAN (N), SPM (N)

RURO
thimbleberry
Rubus rosifolius

HEAR, N'EAST

HI (I), PR (I)

PEPO14
PEPO4
thin napiergrass
Pennisetum polystachion
Pennisetum polystachyon


US, STATE

L48 (I), HI (I), PR (I)

CARDU
thistle
Carduus

STATE


CIRSI
thistle
Cirsium

STATE


ONIL
thistle
Onopordum illyricum

US, STATE

L48 (I)

ONOPO
thistle
Onopordum

STATE


SATR12
thistle
Salsola tragus

STATE

L48 (I), HI (I), CAN (I)

SALSO
thistle
Salsola

STATE


SCOLY
thistle
Scolymus

STATE


SILYB
thistle
Silybum

STATE


ARPO2
thistle poppy
Argemone polyanthemos

NE&GP, WSWS

L48 (N)

ISRU
tho muraina
Ischaemum rugosum

US, STATE

L48 (I)

DAST
thorn apple
Datura stramonium

STATE, KY, N'EAST, NE&GP, SWSS, WSWS

L48 (I), HI (I), PR (I), VI (I), CAN (I)

ELPU2
thorny elaeagnus
Elaeagnus pungens

FLEPPC, SEEPPC

L48 (I)

ELPU2
thorny olive
Elaeagnus pungens

FLEPPC, SEEPPC

L48 (I)

MIPE2
MIPI
thorny sensitive plant
Mimosa pellita
Mimosa pigra


US, STATE, FLEPPC

L48 (N), PR (N)

VEFI
threadstalk speedwell
Veronica filiformis

N'EAST

L48 (I), CAN (I)

EMAU
three-cornered jack
Emex australis

US, STATE

L48 (I)

IPTR2
three-lobed morning glory
Ipomoea triloba

STATE

L48 (I), HI (I), PR (N), VI (N)

ACVI
threeseeded mercury
Acalypha virginica

N'EAST, SWSS

L48 (N)

PACO14
ti grass
Paspalum conjugatum

HEAR

L48 (N), HI (I), PR (N), VI (N)

TIHE2
tibouchina
Tibouchina herbacea

HEAR

HI (I)

TIBOU
tibouchina
Tibouchina

STATE


PACA6
ticklegrass
Panicum capillare

N'EAST, NE&GP, SWSS, WSWS

L48 (N), VI (N), CAN (N)

BIAR
tickseed sunflower
Bidens aristosa

KY

L48 (N), CAN (I)

BIFR
tickseed sunflower
Bidens frondosa

N'EAST, NE&GP

L48 (N), AK (I), CAN (I)

IPCOC2
IPTR
tievine
Ipomoea cordatotriloba var. cordatotriloba
Ipomoea trichocarpa


SWSS

L48 (N)

HYPE3
timothi ni vavalangi
Hyptis pectinata

STATE

L48 (I), HI (I), PR (N), VI (N)

PHPR3
timothy
Phleum pratense

N'EAST

L48 (I), AK (I), HI (I), CAN (I), GL (I), SPM (I)

CEDI6
tintan china
Cestrum diurnum

FLEPPC, HEAR

L48 (I), HI (I), PR (I?), VI (I)

JUBU
toad rush
Juncus bufonius

WSWS

L48 (N), AK (N), HI (I), CAN (N), SPM (N)

OXST
toad sorrel
Oxalis stricta

KY, N'EAST, NE&GP, SWSS

L48 (N), CAN (I)

CEME2
tocalote
Centaurea melitensis

STATE, Cal-IPC

L48 (I), HI (I), CAN (I)

SOEL
tomato weed
Solanum elaeagnifolium

STATE, SWSS, WSWS

L48 (N), HI (I), PR (N)

BIJA
tongotongo
Bischofia javanica

FLEPPC

L48 (I), HI (I)

BIJA
toog
Bischofia javanica

FLEPPC

L48 (I), HI (I)

EUDE4
toothed spurge
Euphorbia dentata

STATE, NE&GP, SWSS, WSWS

L48 (NI)

EUDE4
toothedleaf poinsettia
Euphorbia dentata

STATE, NE&GP, SWSS, WSWS

L48 (NI)

PRRE2
tornillo
Prosopis reptans

US, STATE

L48 (N)

PARE3
torpedo grass
Panicum repens

STATE, FLEPPC

L48 (I), HI (I)

SODI
Torrey's nightshade
Solanum dimidiatum

STATE

L48 (N)

RICO3
toto ni vavalagi
Ricinus communis

Cal-IPC, FLEPPC, WSWS

L48 (I), HI (I), PR (I), VI (I)

MACO10
tree celandine
Macleaya cordata

SEEPPC

L48 (I), CAN (I)

MOHI
tree daisy
Montanoa hibiscifolia

STATE, HEAR

HI (I)

BOFR2
tree poppy
Bocconia frutescens

STATE, HEAR

HI (I), PR (N)

LILU2
tree privet
Ligustrum lucidum

FLEPPC

L48 (I)

NIGL
tree tobacco
Nicotiana glauca

HEAR

L48 (I), HI (I)

AIAL
tree-of-heaven
Ailanthus altissima

STATE, Cal-IPC, SEEPPC, WI

L48 (I), HI (I), CAN (I)

TRPR5
tridax
Tridax procumbens

US, STATE

L48 (I), HI (I), PR (I), VI (I)

SOEL
trompillo
Solanum elaeagnifolium

STATE, SWSS, WSWS

L48 (N), HI (I), PR (N)

TECA
tropical almond
Terminalia catappa

FLEPPC

L48 (I), HI (I), PR (I), VI (I)

FRUH
tropical ash
Fraxinus uhdei

HEAR

L48 (I), HI (I), PR (I)

DICI
tropical crabgrass
Digitaria ciliaris

SWSS

L48 (N), HI (I), PR (N), VI (N)

PIST2
tropical duckweed
Pistia stratiotes

STATE, FLEPPC

L48 (N), HI (I), PR (N), VI (N)

PUPH2
tropical kudzu
Pueraria phaseoloides

STATE

HI (I), PR (I), VI (I)

PORO12
tropical pickerelweed
Pontederia rotundifolia

STATE


SOVI2
tropical soda apple
Solanum viarum

US, STATE, FLEPPC, SEEPPC, SWSS

L48 (I)

DECA15
tropical ticktrefoil
Desmodium cajanifolium

HEAR

HI (I)

IPAL
tropical white morningglory
Ipomoea alba

HEAR

L48 (N), HI (I), PR (N), VI (N)

MYSC
true forget-me-not
Myosotis scorpioides

WI

L48 (I), AK (I), CAN (I), SPM (I)

CARA2
trumpet creeper
Campsis radicans

KY, N'EAST, SWSS

L48 (N), CAN (N)

CEOB
trumpet tree
Cecropia obtusifolia

HEAR

HI (I)

EUFI14
EUFI
trumpetweed
Eutrochium fistulosum
Eupatorium fistulosum


KY

L48 (N), CAN (N)

NECO3
tuber ladder fern
Nephrolepis cordifolia

FLEPPC

L48 (I), HI (I), PR (I), VI (I)

ARELB
tuber oatgrass
Arrhenatherum elatius var. bulbosum

WSWS

L48 (I)

SCDU2
tufted hardgrass
Sclerochloa dura

WSWS

L48 (I), CAN (N)

ACAU
tuhkehn pweimau
Acacia auriculiformis

FLEPPC

L48 (I)

SPCA2
tulipier du Gabon
Spathodea campanulata

HEAR

L48 (I), HI (I), PR (I), VI (I)

SIAL2
tumble mustard
Sisymbrium altissimum

NE&GP, SWSS, WSWS

L48 (I), AK (I), HI (I), CAN (I)

PACA6
tumble panic
Panicum capillare

N'EAST, NE&GP, SWSS, WSWS

L48 (N), VI (N), CAN (N)

AMAL
tumble pigweed
Amaranthus albus

N'EAST, NE&GP, SWSS, WSWS

L48 (I), AK (I), CAN (W), SPM (W)

CHVE2
tumble windmill grass
Chloris verticillata

NE&GP

L48 (N)

SCPA
tumblegrass
Schedonnardus paniculatus

NE&GP

L48 (N), HI (I), CAN (N)

AMAL
tumbleweed
Amaranthus albus

N'EAST, NE&GP, SWSS, WSWS

L48 (I), AK (I), CAN (W), SPM (W)

SAKA
tumbleweed
Salsola kali

STATE

L48 (I), CAN (W), SPM (W)

SATR12
SAIB
tumbleweed
Salsola tragus
Salsola iberica

STATE
STATE, NE&GP, SWSS, WSWS

L48 (I), HI (I), CAN (I)

SATR12
SAKAT6
tumbleweed
Salsola tragus
Salsola kali ssp. tenuifolia

STATE
STATE

L48 (I), HI (I), CAN (I)

PACA6
tumbleweed grass
Panicum capillare

N'EAST, NE&GP, SWSS, WSWS

L48 (N), VI (N), CAN (N)

SIAL2
tumbleweed mustard
Sisymbrium altissimum

NE&GP, SWSS, WSWS

L48 (I), AK (I), HI (I), CAN (I)

SATR12
SAIB
tumbling thistle
Salsola tragus
Salsola iberica

STATE
STATE, NE&GP, SWSS, WSWS

L48 (I), HI (I), CAN (I)

VEFO
ALFO
tung oil tree
Vernicia fordii
Aleurites fordii


FLEPPC

L48 (I), PR (I)

MIFL3
tupon nette
Miscanthus floridulus

STATE

L48 (I)

ACRE3
Turestan thistle
Acroptilon repens

STATE

L48 (I), CAN (I)

CRSE11
ERSE3
turkey mullein
Croton setigerus
Eremocarpus setigerus


WSWS

L48 (N)

SOTO4
turkeyberry
Solanum torvum

US, STATE, FLEPPC, WSWS

L48 (I), HI (I), PR (I), VI (I)

ANGE
turkeyfoot
Andropogon gerardii

SWSS

L48 (N), CAN (N)

GUSA2
turpentine weed
Gutierrezia sarothrae

NE&GP, WSWS

L48 (N), CAN (N)

PABI6
twin-flowered passionvine
Passiflora biflora

FLEPPC

L48 (I)

SODI2
twinleaf nightshade
Solanum diphyllum

FLEPPC

L48 (I)

ELRE4
ELRE3
twitch
Elymus repens
Elytrigia repens


STATE, N'EAST, SWSS, WI, WSWS

L48 (I), AK (I), CAN (I), GL (I), SPM (I)

PABI6
two-flower passionflower
Passiflora biflora

FLEPPC

L48 (I)

ASBI2
twogrooved milkvetch
Astragalus bisulcatus

WSWS

L48 (N), CAN (N)

DENU2
twolobe larkspur
Delphinium nuttallianum

WSWS

L48 (N), CAN (N)

VEBI2
twolobed speedwell
Veronica biloba

WSWS

L48 (I), CAN (I)
 
   
*CodeNative Status
I Introduced
I? Probably Introduced
N Native
N? Probably Native
NI Native and Introduced
W Waif

*CodeNative Status Jurisdiction
L48 Lower 48 States
AK Alaska
HI Hawaii
PR Puerto Rico
VI Virgin Islands
CAN Canada
GL Greenland
SPM St. Pierre and Miquelon

 

Time Generated: 04/23/2014 08:29 PM CDT