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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 Scientific Name
Common Name
Source Native Status*
CARDU
 
Carduus
thistle
STATE
 
CIRSI
 
Cirsium
thistle
STATE
 
ONOPO
 
Onopordum
thistle
STATE
 
PORO12
 
Pontederia rotundifolia
tropical pickerelweed
STATE
 
SALSO
 
Salsola
thistle
STATE
 
SCOLY
 
Scolymus
thistle
STATE
 
SILYB
 
Silybum
thistle
STATE
 
TIBOU
 
Tibouchina
tibouchina
STATE
 
CEOB
 
Cecropia obtusifolia
trumpet tree
HEAR
 
HI (I)
DECA15
 
Desmodium cajanifolium
tropical ticktrefoil
HEAR
 
HI (I)
MOHI
 
Montanoa hibiscifolia
tree daisy
STATE, HEAR
 
HI (I)
TIHE2
 
Tibouchina herbacea
tibouchina
HEAR
 
HI (I)
RURO
 
Rubus rosifolius
thimbleberry
HEAR, N'EAST
 
HI (I), PR (I)
PUPH2
 
Pueraria phaseoloides
tropical kudzu
STATE
 
HI (I), PR (I), VI (I)
BOFR2
 
Bocconia frutescens
tree poppy
STATE, HEAR
 
HI (I), PR (N)
ACAU
 
Acacia auriculiformis
tuhkehn pweimau
FLEPPC
 
L48 (I)
ARELB
 
 
Arrhenatherum elatius var. bulbosum
tall oatgrass
tuber oatgrass
WSWS
 
 
L48 (I)
ELPU2
 
 
Elaeagnus pungens
thorny elaeagnus
thorny olive
FLEPPC, SEEPPC
 
 
L48 (I)
EMAU
 
Emex australis
three-cornered jack
US, STATE
 
L48 (I)
ISRU
 
Ischaemum rugosum
tho muraina
US, STATE
 
L48 (I)
LILU2
 
Ligustrum lucidum
tree privet
FLEPPC
 
L48 (I)
MIFL3
 
Miscanthus floridulus
tupon nette
STATE
 
L48 (I)
MUCO2
 
Muscari comosum
tassel hyacinth
SEEPPC
 
L48 (I)
ONIL
 
Onopordum illyricum
thistle
US, STATE
 
L48 (I)
ONTA
 
Onopordum tauricum
taurus cotton thistle
STATE
 
L48 (I)
PABI6
 
 
Passiflora biflora
twin-flowered passionvine
two-flower passionflower
FLEPPC
 
 
L48 (I)
SODI2
 
Solanum diphyllum
twinleaf nightshade
FLEPPC
 
L48 (I)
SOVI2
 
Solanum viarum
tropical soda apple
US, STATE, FLEPPC, SEEPPC, SWSS
 
L48 (I)
TAAR6
 
 
Tamarix aralensis
tamarisk
tamarix
FLEPPC
 
 
L48 (I)
TACH2
 
 
Tamarix chinensis
tamarisk
tamarix
STATE, Cal-IPC
 
 
L48 (I)
TAPA4
 
 
Tamarix parviflora
tamarisk
tamarix
STATE, Cal-IPC
 
 
L48 (I)
TARA
 
 
Tamarix ramosissima
tamarisk
tamarix
STATE, Cal-IPC, WSWS
 
 
L48 (I)
LOTA
 
Lonicera tatarica
Tartarian honeysuckle
STATE, N'EAST, WI
 
L48 (I), AK (I), CAN (I)
ELRE4
AGRE2
ELRE3
 
Elymus repens
Agropyron repens
Elytrigia repens
twitch

STATE, KY, NE&GP, SWSS
STATE, N'EAST, SWSS, WI, WSWS
 
L48 (I), AK (I), CAN (I), GL (I), SPM (I)
SCPR4
FEPR
 
Schedonorus pratensis
Festuca pratensis
tall fescue

SEEPPC
 
L48 (I), AK (I), CAN (I), GL (I), SPM (I)
MYSC
 
Myosotis scorpioides
true forget-me-not
WI
 
L48 (I), AK (I), CAN (I), SPM (I)
AMAL
 
 
Amaranthus albus
tumble pigweed
tumbleweed
N'EAST, NE&GP, SWSS, WSWS
 
 
L48 (I), AK (I), CAN (W), SPM (W)
SIAL2
 
 
 
Sisymbrium altissimum
tall mustard
tumble mustard
tumbleweed mustard
NE&GP, SWSS, WSWS
 
 
 
L48 (I), AK (I), HI (I), CAN (I)
BRTE
 
Bromus tectorum
thatch bromegrass
STATE, Cal-IPC, FLEPPC, HEAR, N'EAST, NE&GP, SEEPPC, SWSS, WSWS
 
L48 (I), AK (I), HI (I), CAN (I), GL (I)
PHPR3
 
Phleum pratense
timothy
N'EAST
 
L48 (I), AK (I), HI (I), CAN (I), GL (I), SPM (I)
SCAR7
FEAR3
 
Schedonorus arundinaceus
Festuca arundinacea
tall fescue

Cal-IPC, N'EAST, NE&GP, SWSS, WSWS
 
L48 (I), AK (I), HI (I), CAN (I), SPM (I)
ACRE3
 
CERE6
Acroptilon repens
Turestan thistle
Centaurea repens
STATE
 
STATE, NE&GP, SWSS, WSWS
L48 (I), CAN (I)
CETE5
RATE
 
Ceratocephala testiculata
Ranunculus testiculatus
testiculate buttercup

NE&GP, WSWS
 
L48 (I), CAN (I)
DIFU2
 
DISY
Dipsacus fullonum
teasel
Dipsacus sylvestris
STATE, KY, N'EAST, SEEPPC, SWSS, WSWS
 
WI
L48 (I), CAN (I)
FATA
 
Fagopyrum tataricum
tartary buckwheat
SWSS
 
L48 (I), CAN (I)
FRAL4
RHFR
 
Frangula alnus
Rhamnus frangula
tall hedge buckthorn
STATE
STATE, SEEPPC, WI
 
L48 (I), CAN (I)
LELA2
 
Lepidium latifolium
tall whitetop
STATE, Cal-IPC, WSWS
 
L48 (I), CAN (I)
MACO10
 
Macleaya cordata
tree celandine
SEEPPC
 
L48 (I), CAN (I)
SILO3
 
Sisymbrium loeselii
tallhedge mustard
NE&GP
 
L48 (I), CAN (I)
VEBI2
 
Veronica biloba
twolobed speedwell
WSWS
 
L48 (I), CAN (I)
VEFI
 
Veronica filiformis
threadstalk speedwell
N'EAST
 
L48 (I), CAN (I)
SEJA
 
Senecio jacobaea
tansy ragwort
STATE, Cal-IPC, SWSS, WSWS
 
L48 (I), CAN (I), SPM (I)
SCDU2
 
Sclerochloa dura
tufted hardgrass
WSWS
 
L48 (I), CAN (N)
CHTE2
 
Chorispora tenella
tenella mustard
STATE, NE&GP, SWSS, WSWS
 
L48 (I), CAN (W)
SAKA
 
Salsola kali
tumbleweed
STATE
 
L48 (I), CAN (W), SPM (W)
BIJA
 
 
Bischofia javanica
tongotongo
toog
FLEPPC
 
 
L48 (I), HI (I)
NIGL
 
Nicotiana glauca
tree tobacco
HEAR
 
L48 (I), HI (I)
PARE3
 
Panicum repens
torpedo grass
STATE, FLEPPC
 
L48 (I), HI (I)
AIAL
 
Ailanthus altissima
tree-of-heaven
STATE, Cal-IPC, SEEPPC, WI
 
L48 (I), HI (I), CAN (I)
CEME2
 
Centaurea melitensis
tocalote
STATE, Cal-IPC
 
L48 (I), HI (I), CAN (I)
SATR12
 
SAIB
 
 
SAKAT6
 
Salsola tragus
thistle
Salsola iberica
tumbleweed
tumbling thistle
Salsola kali ssp. tenuifolia
tumbleweed
STATE
 
STATE, NE&GP, SWSS, WSWS
 
 
STATE
 
L48 (I), HI (I), CAN (I)
TRTE
 
Tribulus terrestris
Texas sandbur
STATE, NE&GP, SEEPPC, SWSS, WSWS
 
L48 (I), HI (I), CAN (W)
FRUH
 
Fraxinus uhdei
tropical ash
HEAR
 
L48 (I), HI (I), PR (I)
PEPO14
PEPO4
 
Pennisetum polystachion
Pennisetum polystachyon
thin napiergrass

US, STATE
 
L48 (I), HI (I), PR (I)
IPPU2
 
Ipomoea purpurea
tall morningglory
KY, N'EAST, NE&GP, SWSS, WSWS
 
L48 (I), HI (I), PR (I), CAN (I)
ABPR3
 
Abrus precatorius
tento muido
FLEPPC
 
L48 (I), HI (I), PR (I), VI (I)
CENO
 
Cestrum nocturnum
thauthau ni mbongi
HEAR
 
L48 (I), HI (I), PR (I), VI (I)
NECO3
 
Nephrolepis cordifolia
tuber ladder fern
FLEPPC
 
L48 (I), HI (I), PR (I), VI (I)
RICO3
 
Ricinus communis
toto ni vavalagi
Cal-IPC, FLEPPC, WSWS
 
L48 (I), HI (I), PR (I), VI (I)
SOTO4
 
Solanum torvum
turkeyberry
US, STATE, FLEPPC, WSWS
 
L48 (I), HI (I), PR (I), VI (I)
SPCA2
 
Spathodea campanulata
tulipier du Gabon
HEAR
 
L48 (I), HI (I), PR (I), VI (I)
TECA
 
Terminalia catappa
tropical almond
FLEPPC
 
L48 (I), HI (I), PR (I), VI (I)
TRPR5
 
Tridax procumbens
tridax
US, STATE
 
L48 (I), HI (I), PR (I), VI (I)
DAST
 
Datura stramonium
thorn apple
STATE, KY, N'EAST, NE&GP, SWSS, WSWS
 
L48 (I), HI (I), PR (I), VI (I), CAN (I)
CEDI6
 
 
 
Cestrum diurnum
tentanchinu
thauthau
tintan china
FLEPPC, HEAR
 
 
 
L48 (I), HI (I), PR (I?), VI (I)
HYPE3
 
Hyptis pectinata
timothi ni vavalangi
STATE
 
L48 (I), HI (I), PR (N), VI (N)
IPTR2
 
Ipomoea triloba
three-lobed morning glory
STATE
 
L48 (I), HI (I), PR (N), VI (N)
TAGA
 
 
Tamarix gallica
tamarisk
tamarix
Cal-IPC
 
 
L48 (I), PR (I)
VEFO
ALFO
 
Vernicia fordii
Aleurites fordii
tung oil tree

FLEPPC
 
L48 (I), PR (I)
CAPA11
 
Caperonia palustris
Texasweed
SWSS
 
L48 (I), PR (N), VI (I)
ACVI
 
Acalypha virginica
threeseeded mercury
N'EAST, SWSS
 
L48 (N)
ARPO2
 
Argemone polyanthemos
thistle poppy
NE&GP, WSWS
 
L48 (N)
CHVE2
 
Chloris verticillata
tumble windmill grass
NE&GP
 
L48 (N)
CIAL2
 
Cirsium altissimum
tall thistle
NE&GP
 
L48 (N)
CRSE11
ERSE3
 
Croton setigerus
Eremocarpus setigerus
turkey mullein

WSWS
 
L48 (N)
CRTE4
 
Croton texensis
Texas croton
NE&GP
 
L48 (N)
ERACA
ERGR4
 
Eriochloa acuminata var. acuminata
Eriochloa gracilis
tapertip cupgrass

SWSS, WSWS
 
L48 (N)
HECI
 
Helianthus ciliaris
Texas blueweed
STATE, SWSS, WSWS
 
L48 (N)
IPCOC2
IPTR
 
Ipomoea cordatotriloba var. cordatotriloba
Ipomoea trichocarpa
tievine

SWSS
 
L48 (N)
PRRE2
 
Prosopis reptans
tornillo
US, STATE
 
L48 (N)
SODI
 
Solanum dimidiatum
Torrey's nightshade
STATE
 
L48 (N)
URTE2
PATE14
 
Urochloa texana
Panicum texanum
Texas signalgrass

SWSS
 
L48 (N)
BIFR
 
Bidens frondosa
tickseed sunflower
N'EAST, NE&GP
 
L48 (N), AK (I), CAN (I)
ARDR4
 
Artemisia dracunculus
tarragon
NE&GP
 
L48 (N), AK (I?), CAN (N)
PORA3
 
Polygonum ramosissimum
tall knotweed
NE&GP
 
L48 (N), AK (I?), CAN (N)
FRVI
 
Fragaria virginiana
thickleaved wild strawberry
N'EAST
 
L48 (N), AK (N), CAN (N), SPM (N)
URDIG
URDIP2
 
Urtica dioica ssp. gracilis
Urtica dioica var. procera
tall nettle

N'EAST
 
L48 (N), AK (N), CAN (N), SPM (N)
MASA
 
Madia sativa
tarweed
STATE, WSWS
 
L48 (N), AK (N), HI (I), CAN (I)
JUBU
 
Juncus bufonius
toad rush
WSWS
 
L48 (N), AK (N), HI (I), CAN (N), SPM (N)
BIAR
 
Bidens aristosa
tickseed sunflower
KY
 
L48 (N), CAN (I)
OXST
 
Oxalis stricta
toad sorrel
KY, N'EAST, NE&GP, SWSS
 
L48 (N), CAN (I)
ALTE
 
Allium textile
textile onion
WSWS
 
L48 (N), CAN (N)
AMTU
 
AMRU
 
Amaranthus tuberculatus
tall waterhemp
Amaranthus rudis
tall amaranth
SWSS
 
NE&GP
 
L48 (N), CAN (N)
ANGE
 
Andropogon gerardii
turkeyfoot
SWSS
 
L48 (N), CAN (N)
ASBI2
 
Astragalus bisulcatus
twogrooved milkvetch
WSWS
 
L48 (N), CAN (N)
CARA2
 
Campsis radicans
trumpet creeper
KY, N'EAST, SWSS
 
L48 (N), CAN (N)
CYAC2
 
Cyperus acuminatus
tapertip flatsedge
SWSS
 
L48 (N), CAN (N)
DENU2
 
Delphinium nuttallianum
twolobe larkspur
WSWS
 
L48 (N), CAN (N)
DEPI
 
Descurainia pinnata
tansymustard
NE&GP, SWSS
 
L48 (N), CAN (N)
EUAL3
 
 
Eupatorium altissimum
tall joepyeweed
tall thoroughwort
NE&GP
 
 
L48 (N), CAN (N)
EUFI14
EUFI
 
Eutrochium fistulosum
Eupatorium fistulosum
trumpetweed

KY
 
L48 (N), CAN (N)
GRSQ
 
Grindelia squarrosa
tarweed
NE&GP, SWSS, WSWS
 
L48 (N), CAN (N)
GUSA2
 
Gutierrezia sarothrae
turpentine weed
NE&GP, WSWS
 
L48 (N), CAN (N)
MEDE2
 
 
 
Mentzelia decapetala
tenpetal blazingstar
tenpetal mentzelia
tenpetal stickleaf
NE&GP
 
 
 
L48 (N), CAN (N)
VEST
 
Verbena stricta
tall vervain
NE&GP
 
L48 (N), CAN (N)
VEGI
 
Vernonia gigantea
tall ironweed
KY
 
L48 (N), CAN (N)
SORO
 
Solanum rostratum
Texas thistle
STATE, NE&GP, SWSS, WSWS
 
L48 (N), CAN (W)
SCPA
 
Schedonnardus paniculatus
tumblegrass
NE&GP
 
L48 (N), HI (I), CAN (N)
SOEL
 
 
Solanum elaeagnifolium
tomato weed
trompillo
STATE, SWSS, WSWS
 
 
L48 (N), HI (I), PR (N)
DICI
 
Digitaria ciliaris
tropical crabgrass
SWSS
 
L48 (N), HI (I), PR (N), VI (N)
IPAL
 
Ipomoea alba
tropical white morningglory
HEAR
 
L48 (N), HI (I), PR (N), VI (N)
PACO14
 
Paspalum conjugatum
ti grass
HEAR
 
L48 (N), HI (I), PR (N), VI (N)
PIST2
 
Pistia stratiotes
tropical duckweed
STATE, FLEPPC
 
L48 (N), HI (I), PR (N), VI (N)
HECO10
 
Heteropogon contortus
tanglehead
STATE
 
L48 (N), HI (N), PR (N), VI (N)
ANVE2
ANLE6
 
Anredera vesicaria
Anredera leptostachys
Texas madieravine

FLEPPC
 
L48 (N), PR (I), VI (N)
MIPE2
MIPI
 
Mimosa pellita
Mimosa pigra
thorny sensitive plant

US, STATE, FLEPPC
 
L48 (N), PR (N)
PACA6
 
 
 
Panicum capillare
ticklegrass
tumble panic
tumbleweed grass
N'EAST, NE&GP, SWSS, WSWS
 
 
 
L48 (N), VI (N), CAN (N)
EUDE4
 
 
Euphorbia dentata
toothed spurge
toothedleaf poinsettia
STATE, NE&GP, SWSS, WSWS
 
 
L48 (NI)
RAAC3
 
Ranunculus acris
tall buttercup
STATE, WSWS
 
L48 (NI), AK (I), CAN (I), GL (N?), SPM (I)
URDI
 
Urtica dioica
tall nettle
NE&GP, SEEPPC, WSWS
 
L48 (NI), AK (NI), CAN (NI), GL (I), SPM (NI)
 
   
*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: 07/26/2014 02:10 AM CDT