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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 =U*
21 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.
WI Hoffman, R.and 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*

URLO
aramina
Urena lobata

STATE, FLEPPC

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

URPL2
BRPL2
broadleaf signalgrass
Urochloa platyphylla
Brachiaria platyphylla


KY, SWSS

L48 (N)

URRA
BRRA80
browntop millet
Urochloa ramosa
Brachiaria ramosa


SWSS

L48 (I)

URFU2
PAFA6
browntop signalgrass
Urochloa fusca
Panicum fasciculatum


SWSS

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

URMU
buffalo grass
Urochloa mutica

FLEPPC

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

URLO
Caesar weed
Urena lobata

STATE, FLEPPC

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

URMU
California grass
Urochloa mutica

FLEPPC

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

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


N'EAST

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

URDI
California nettle
Urtica dioica

NE&GP, SEEPPC, WSWS

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

ULPA
Chinese elm
Ulmus parvifolia

WI

L48 (I), CAN (I)

ULPU
Chinese elm
Ulmus pumila

STATE, NE&GP, SEEPPC

L48 (I), CAN (I)

URLO
chosuched e kui
Urena lobata

STATE, FLEPPC

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

URLO
dadangsi apaka
Urena lobata

STATE, FLEPPC

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

URRA
BRRA80
dixie signalgrass
Urochloa ramosa
Brachiaria ramosa


SWSS

L48 (I)

ULEU
furze
Ulex europaeus

STATE, Cal-IPC, HEAR, WSWS

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

ULEU
gorse
Ulex europaeus

STATE, Cal-IPC, HEAR, WSWS

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

URMA3
PAMA4
guineagrass
Urochloa maxima
Panicum maximum


HEAR

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

URLO
hibiscus burr
Urena lobata

STATE, FLEPPC

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

URLO
jute africain
Urena lobata

STATE, FLEPPC

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

ULPA
lacebark elm
Ulmus parvifolia

WI

L48 (I), CAN (I)

URPA
liveseed grass
Urochloa panicoides

US, STATE

L48 (I)

URMU
Mauritius grass
Urochloa mutica

FLEPPC

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

URMU
para grass
Urochloa mutica

FLEPPC

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

URMU
BRMU
para grass
Urochloa mutica
Brachiaria mutica

FLEPPC
HEAR

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

URMU
puakatau
Urochloa mutica

FLEPPC

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

ULPU
Siberian elm
Ulmus pumila

STATE, NE&GP, SEEPPC

L48 (I), CAN (I)

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


N'EAST

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

URDI
slender nettle
Urtica dioica

NE&GP, SEEPPC, WSWS

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

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


N'EAST

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

URDI
stinging nettle
Urtica dioica

NE&GP, SEEPPC, WSWS

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

UTIN
swollen bladderwort
Utricularia inflata

STATE

L48 (N)

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)

URTE2
PATE14
Texas signalgrass
Urochloa texana
Panicum texanum


SWSS

L48 (N)

ULEU
whin
Ulex europaeus

STATE, Cal-IPC, HEAR, WSWS

L48 (I), HI (I), CAN (I)
 
   
*CodeNative Status
I Introduced
N Native

*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: 08/22/2014 11:47 PM MDT