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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 Scientific Name =T*
65 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,and J.M. DiTomaso. Weeds of the Northeast. Cornell University Press, Ithaca, New York.
NE&GP Stubbendieck, J., G.Y. Friisoe,and 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.
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*

TECA3
American germander
Teucrium canadense

NE&GP, SWSS

L48 (N), CAN (N)

TRMA20
TRMA4
arrowgrass
Triglochin maritima
Triglochin maritimum


NE&GP, WSWS

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

TOCI
Australian redcedar
Toona ciliata

HEAR

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

TAOF
blowball
Taraxacum officinale

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

(I,N), L48 (NI), AK (NI), HI (I), PR (I), CAN (NI), GL (NI), SPM (I)

TRSP8
boatlily
Tradescantia spathacea

FLEPPC

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

TYLA
broadleaf cattail
Typha latifolia

NE&GP, SWSS, WSWS

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

TRTE
bullhead
Tribulus terrestris

STATE, NE&GP, SEEPPC, SWSS, WSWS

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

TRRH
burr bush
Triumfetta rhomboidea

STATE

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

TRPR5
cadillo chisaca
Tridax procumbens

US, STATE

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

TRTE
caltrop
Tribulus terrestris

STATE, NE&GP, SEEPPC, SWSS, WSWS

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

TECA3
Canada germander
Teucrium canadense

NE&GP, SWSS

L48 (N), CAN (N)

TIHE2
cane ti
Tibouchina herbacea

HEAR

HI (I)

TYLA
cattail
Typha latifolia

NE&GP, SWSS, WSWS

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

TEVO4
chestnut vine
Tetrastigma voinieranum

HEAR


TRSE6
SASE5
chicken tree
Triadica sebifera
Sapium sebiferum


STATE, Cal-IPC, FLEPPC

L48 (I)

TRRH
Chinese burr
Triumfetta rhomboidea

STATE

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

TRSE6
SASE5
Chinese tallow tree
Triadica sebifera
Sapium sebiferum


STATE, Cal-IPC, FLEPPC

L48 (I)

TACH2
Chinese tamarisk
Tamarix chinensis

STATE, Cal-IPC

L48 (I)

TRPE4
clasping bellwort
Triodanis perfoliata

N'EAST, NE&GP

L48 (N), CAN (N)

TRPE4
clasping Venus' lookingglass
Triodanis perfoliata

N'EAST, NE&GP

L48 (N), CAN (N)

TRPR5
coatbuttons
Tridax procumbens

US, STATE

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

TUFA
colt's foot
Tussilago farfara

STATE, SEEPPC

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

TYLA
common cattail
Typha latifolia

NE&GP, SWSS, WSWS

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

TAOF
common dandelion
Taraxacum officinale

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

(I,N), L48 (NI), AK (NI), HI (I), PR (I), CAN (NI), GL (NI), SPM (I)

TAVU
common tansy
Tanacetum vulgare

STATE, SWSS, WSWS

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

TRPE4
common Venus' lookingglass
Triodanis perfoliata

N'EAST, NE&GP

L48 (N), CAN (N)

TRAE
common wheat
Triticum aestivum

SWSS

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

THPRA
THSE
creeping thyme
Thymus praecox ssp. arcticus
Thymus serpyllum


N'EAST

L48 (I), CAN (I), GL (I)

TRIN3
crimson clover
Trifolium incarnatum

SWSS

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

TRRH
dadangsi
Triumfetta rhomboidea

STATE

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

TRSE4
dadangsi
Triumfetta semitriloba

STATE

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

TAOF
dandelion
Taraxacum officinale

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

(I,N), L48 (NI), AK (NI), HI (I), PR (I), CAN (NI), GL (NI), SPM (I)

TRTR7
demon de China
Triphasia trifolia

FLEPPC

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

TRRE3
Dutch clover
Trifolium repens

N'EAST, NE&GP

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

TRDA3
eastern gamagrass
Tripsacum dactyloides

SWSS

L48 (N)

TORA2
Eastern poison ivy
Toxicodendron radicans

STATE, N'EAST, SWSS, WSWS

L48 (N), CAN (N)

TAOF
faceclock
Taraxacum officinale

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

(I,N), L48 (NI), AK (NI), HI (I), PR (I), CAN (NI), GL (NI), SPM (I)

TECA
false kamani
Terminalia catappa

FLEPPC

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

THAR5
fanweed
Thlaspi arvense

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

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

TRCA5
field clover
Trifolium campestre

KY

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

THAR5
field pennycress
Thlaspi arvense

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

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

TACH2
five-stamen tamarisk
Tamarix chinensis

STATE, Cal-IPC

L48 (I)

TRSE6
SASE5
Florida aspen
Triadica sebifera
Sapium sebiferum


STATE, Cal-IPC, FLEPPC

L48 (I)

TEBI
Florida clover ash
Tetrazygia bicolor

HEAR

L48 (N), HI (I)

TAGA
French tamarisk
Tamarix gallica

Cal-IPC

L48 (I), PR (I)

THAR5
Frenchweed
Thlaspi arvense

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

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

TAVU
garden tansy
Tanacetum vulgare

STATE, SWSS, WSWS

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

TRPE21
MAPE2
German chamomile
Tripleurospermum perforatum
Matricaria perforata


STATE

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

TECA3
germander
Teucrium canadense

NE&GP, SWSS

L48 (N), CAN (N)

TIHE2
glorybush
Tibouchina herbacea

HEAR

HI (I)

TIUR
glorybush
Tibouchina urvilleana

HEAR

HI (I), PR (I)

TRDU
goat's beard
Tragopogon dubius

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

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

TRTE
goathead
Tribulus terrestris

STATE, NE&GP, SEEPPC, SWSS, WSWS

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

THRH
goldenpea
Thermopsis rhombifolia

WSWS

L48 (N), CAN (N)

TECA2
gray horsebrush
Tetradymia canescens

WSWS

L48 (N), CAN (N)

TRAR4
hare's foot clover
Trifolium arvense

N'EAST

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

TOAR
hedge parsley
Torilis arvensis

STATE, SEEPPC

L48 (I), CAN (N)

TIHE2
herbaceous glorytree
Tibouchina herbacea

HEAR

HI (I)

THPRA
THSE
hillwort
Thymus praecox ssp. arcticus
Thymus serpyllum


N'EAST

L48 (I), CAN (I), GL (I)

TRPO2
horse purslane
Trianthema portulacastrum

SWSS

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

TEIN
incised halberd fern
Tectaria incisa

FLEPPC

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

TECA
Indian almond
Terminalia catappa

FLEPPC

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

TRRE3
ladino clover
Trifolium repens

N'EAST, NE&GP

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

TRCA5
large hop clover
Trifolium campestre

KY

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

TIUR
lasiandra
Tibouchina urvilleana

HEAR

HI (I), PR (I)

THPRA
THSE
lemon thyme
Thymus praecox ssp. arcticus
Thymus serpyllum


N'EAST

L48 (I), CAN (I), GL (I)

TRTR7
lime berry
Triphasia trifolia

FLEPPC

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

TRTR7
limon-China
Triphasia trifolia

FLEPPC

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

TRTR7
limoncito
Triphasia trifolia

FLEPPC

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

TILO
longleaf glorytree
Tibouchina longifolia

HEAR

HI (I)

THVI2
Lyon's grass
Themeda villosa

STATE

HI (I)

TAMI3
marigold
Tagetes minuta

STATE

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

TRRH
masiksik lahe
Triumfetta rhomboidea

STATE

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

TRSE4
masiksik lahe
Triumfetta semitriloba

STATE

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

TACA8
medusahead
Taeniatherum caput-medusae

STATE, Cal-IPC, SWSS, WSWS

L48 (I)

TACA8
medusahead rye
Taeniatherum caput-medusae

STATE, Cal-IPC, SWSS, WSWS

L48 (I)

TRTE
Mexican sandbur
Tribulus terrestris

STATE, NE&GP, SEEPPC, SWSS, WSWS

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

TRRH
mo'osipo
Triumfetta rhomboidea

STATE

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

THPRA
THSE
mother of thyme
Thymus praecox ssp. arcticus
Thymus serpyllum


N'EAST

L48 (I), CAN (I), GL (I)

TETE3
New Zealand spinach
Tetragonia tetragonioides

HEAR

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

TRAR4
oldfield clover
Trifolium arvense

N'EAST

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

TROR
oriental trema
Trema orientalis

HEAR

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

TRSP8
oyster plant
Tradescantia spathacea

FLEPPC

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

TRRH
paroquet bur
Triumfetta rhomboidea

STATE

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

THPRA
THSE
penny mountain
Thymus praecox ssp. arcticus
Thymus serpyllum


N'EAST

L48 (I), CAN (I), GL (I)

THAR5
pennycress
Thlaspi arvense

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

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

TOPU2
RHTO8
poison ivy
Toxicodendron pubescens
Rhus toxicodendron


STATE

L48 (N)

TORAR
RHRA6
poison ivy
Toxicodendron radicans ssp. radicans
Rhus radicans


KY

L48 (N), CAN (N)

TORA2
poison ivy
Toxicodendron radicans

STATE, N'EAST, SWSS, WSWS

L48 (N), CAN (N)

TORY
poison ivy
Toxicodendron rydbergii

NE&GP

L48 (N), CAN (N)

TOVE
poison sumac
Toxicodendron vernix

STATE

L48 (N), CAN (N)

TRSE6
SASE5
popcorn tree
Triadica sebifera
Sapium sebiferum


STATE, Cal-IPC, FLEPPC

L48 (I)

THRH
prairie thermopsis
Thermopsis rhombifolia

WSWS

L48 (N), CAN (N)

TIUR
princessflower
Tibouchina urvilleana

HEAR

HI (I), PR (I)

TRCI2
puncture vine
Tribulus cistoides

FLEPPC

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

TRTE
puncturevine
Tribulus terrestris

STATE, NE&GP, SEEPPC, SWSS, WSWS

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

TRAR4
rabbitfoot clover
Trifolium arvense

N'EAST

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

TRPE4
roundleaved triodanis
Triodanis perfoliata

N'EAST, NE&GP

L48 (N), CAN (N)

TAAR6
Russian tamarisk
Tamarix aralensis

FLEPPC

L48 (I)

TRSE4
Sacramento bur
Triumfetta semitriloba

STATE

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

TRDU
salsifis majeur
Tragopogon dubius

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

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

TAAR6
saltcedar
Tamarix aralensis

FLEPPC

L48 (I)

TACH2
saltcedar
Tamarix chinensis

STATE, Cal-IPC

L48 (I)

TAGA
saltcedar
Tamarix gallica

Cal-IPC

L48 (I), PR (I)

TAPA4
saltcedar
Tamarix parviflora

STATE, Cal-IPC

L48 (I)

TARA
saltcedar
Tamarix ramosissima

STATE, Cal-IPC, WSWS

L48 (I)

TAMAR2
saltcedar
Tamarix

STATE

(I), L48 (I)

TRPE21
MAPE2
scentless mayweed
Tripleurospermum perforatum
Matricaria perforata


STATE

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

TRMA20
TRMA4
seaside arrowgrass
Triglochin maritima
Triglochin maritimum


NE&GP, WSWS

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

THPO3
seaside mahoe
Thespesia populnea

FLEPPC

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

TAPA4
smallflower tamarisk
Tamarix parviflora

STATE, Cal-IPC

L48 (I)

TECA2
spineless horsebrush
Tetradymia canescens

WSWS

L48 (N), CAN (N)

THPA7
spurge flax
Thymelaea passerina

STATE

L48 (I), CAN (N)

TAMI3
stinkweed
Tagetes minuta

STATE

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

THAR5
stinkweed
Thlaspi arvense

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

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

TRAR4
stone clover
Trifolium arvense

N'EAST

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

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)

TRTE
Texas sandbur
Tribulus terrestris

STATE, NE&GP, SEEPPC, SWSS, WSWS

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

TIHE2
tibouchina
Tibouchina herbacea

HEAR

HI (I)

TIBOU
tibouchina
Tibouchina

STATE

(I)

TRPR5
tridax
Tridax procumbens

US, STATE

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

TECA
tropical almond
Terminalia catappa

FLEPPC

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

TRSE6
SASE5
vegetable tallow
Triadica sebifera
Sapium sebiferum


STATE, Cal-IPC, FLEPPC

L48 (I)

TRPE4
Venus lookingglass
Triodanis perfoliata

N'EAST, NE&GP

L48 (N), CAN (N)

TRNA
water chestnut
Trapa natans

STATE

L48 (I), CAN (I)

TRAPA
water-chestnut
Trapa

STATE

(I), L48 (I)

TRDU
Western goat's beard
Tragopogon dubius

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

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

TORY
Western poison ivy
Toxicodendron rydbergii

NE&GP

L48 (N), CAN (N)

TRDU
western salsify
Tragopogon dubius

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

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

TRRE3
white clover
Trifolium repens

N'EAST, NE&GP

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

TRSE6
SASE5
white wax berry
Triadica sebifera
Sapium sebiferum


STATE, Cal-IPC, FLEPPC

L48 (I)

TRFL
white-flowered wandering jew
Tradescantia fluminensis

FLEPPC

L48 (I)

TAMI3
wild marigold
Tagetes minuta

STATE

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

TRDU
wild oysterplant
Tragopogon dubius

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

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

THPRA
THSE
wild thyme
Thymus praecox ssp. arcticus
Thymus serpyllum


N'EAST

L48 (I), CAN (I), GL (I)

TECA3
wood sage
Teucrium canadense

NE&GP, SWSS

L48 (N), CAN (N)

TRDU
yellow goat's beard
Tragopogon dubius

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

L48 (I), AK (I), CAN (I)
 
   
*CodeNative Status
I Introduced
I,N None
I,W None
N Native
W Waif

*CodeNative Status Jurisdiction
None
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: 12/14/2017 11:09 AM CST