About Weeds of the U.S.
NRCS Invasive Species Policy
Invasive Species Executive Order 13112
U.S. Weeds with Scientific Name =P*
176 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 |
Scientific Name
Common Name |
Source |
Native Status* |
PHAQ |
Phalaris aquatica Hardinggrass |
Cal-IPC |
L48 (I), HI (I) |
PABI6 |
Passiflora biflora twin-flowered passionvine two-flower passionflower |
FLEPPC |
L48 (I) |
PAFO2 |
Passiflora foetida fetid passionflower stinking passionflower |
FLEPPC |
(I), L48 (I,N), HI (I), PR (N), VI (N) |
PEPU2 |
Pennisetum purpureum bokso elephant grass herbe elephant merker grass napier grass puk-soh |
FLEPPC |
(I), L48 (I), HI (I), PR (I), VI (I) |
PHRE |
Phoenix reclinata Senegal date palm reclining date palm |
FLEPPC |
L48 (I) |
PTVI |
Pteris vittata Chinese brake ladder brake |
FLEPPC |
(I), L48 (I), HI (I), PR (I), VI (I) |
PTEL |
Ptychosperma elegans solitary palm |
FLEPPC |
L48 (I) |
PHAU8 |
Phyllostachys aurea golden bamboo |
FLEPPC, HEAR |
L48 (I) |
PSCA |
Psidium cattleianum Chinese guava cattley guava cherry guava kuahpa purple guava strawberry guava |
FLEPPC, HEAR |
(I), L48 (I), HI (I), PR (I) |
PAEL6 DEEL3 |
Paraderris elliptica Derris elliptica derris oiltree |
HEAR HEAR |
(N) |
PALOM ALMO14 |
Paraserianthes lophantha ssp. montana Albizia montana |
HEAR |
|
PACO14 |
Paspalum conjugatum Hilo grass herbe creole muhsrasre rehn wei sour grass ti grass |
HEAR |
(I), L48 (N), HI (I), PR (N), VI (N) |
PAED |
Passiflora edulis purple granadilla |
HEAR |
L48 (I), HI (I), PR (I), VI (I) |
PALA14 |
Passiflora laurifolia golden bellapple |
HEAR |
(I), HI (I), PR (N), VI (N) |
PALI8 |
Passiflora ligularis sweet granadilla yellow passionfruit |
HEAR |
HI (I) |
PASU3 |
Passiflora suberosa corky passionflower devil's pumpkin huehue haole indigo berry wild passionfruit |
HEAR |
HI (I), PR (N), VI (N) |
PHTE8 |
Phormium tenax New Zealand flax New Zealand hemp |
HEAR |
HI (I) |
PHNI80 |
Phyllostachys nigra black bamboo |
HEAR |
L48 (I), HI (I) |
PIDI2 |
Pimenta dioica allspice |
HEAR |
L48 (I), HI (I), PR (I), VI (I) |
PIRA |
Pimenta racemosa bayrumtree |
HEAR |
PR (N), VI (N) |
PIELE2 PICA2 |
Pinus elliottii var. elliottii Pinus caribaea Hondurus pine |
HEAR |
L48 (N) |
PIPA13 |
Pinus patula Mexican weeping pine |
HEAR |
HI (I) |
PIPI6 |
Pinus pinaster cluster pine |
HEAR |
L48 (I), HI (I) |
PIRA2 |
Pinus radiata Monterey pine |
HEAR |
L48 (N) |
PITA |
Pinus taeda loblolly pine |
HEAR |
L48 (N) |
PLCA10 PLSY |
Pluchea carolinensis Pluchea symphytifolia cure for all |
HEAR |
(I), L48 (N), HI (I), PR (N), VI (N) |
PLIN4 |
Pluchea indica Indian fleabane Indian pluchea |
HEAR |
(I), HI (I) |
PSGU |
Psidium guajava abas goyavier guabang guava kautonga kuahpa |
HEAR |
(I), L48 (I), HI (I), PR (I), VI (I) |
PAUR2 |
Paspalum urvillei Vasey grass |
HEAR, SWSS |
(I), L48 (I), HI (I), PR (I) |
PALA10 |
Paspalum laeve field paspalum |
KY |
L48 (N) |
PHAM4 |
Phytolacca americana American pokeweed common pokeweed inkberry pigeonberry pokeberry pokeweed |
KY, N'EAST, NE&GP, SWSS |
L48 (N), CAN (N) |
POPE2 |
Polygonum pensylvanicum Pennsylvania knotweed Pennsylvania smartweed pinweed |
KY, N'EAST, NE&GP, SWSS |
L48 (N), AK (N), CAN (N) |
PADI |
Panicum dichotomiflorum fall panicum western witchgrass |
KY, N'EAST, NE&GP, SWSS, WSWS |
L48 (N), HI (I), PR (N), CAN (I) |
POAV |
Polygonum aviculare prostrate knotweed |
KY, N'EAST, SWSS, WSWS |
L48 (I), AK (I), HI (I), CAN (I), GL (I), SPM (I) |
PHHE5 |
Physalis heterophylla clammy groundcherry |
KY, NE&GP, SWSS |
L48 (N), CAN (N) |
PAIN6 |
Passiflora incarnata purple passionflower |
KY, SWSS |
L48 (N) |
PEFR4 |
Perilla frutescens beefsteak mint |
KY, SWSS |
L48 (I), CAN (I) |
PHPR3 |
Phleum pratense timothy |
N'EAST |
L48 (I), AK (I), HI (I), CAN (I), GL (I), SPM (I) |
POTR2 |
Poa trivialis rough bluegrass |
N'EAST |
L48 (I), AK (I), CAN (I), GL (I), SPM (I) |
PODE3 |
Populus deltoides common cottonwood eastern cottonwood |
N'EAST |
L48 (N), CAN (N) |
POSI2 |
Potentilla simplex common cinquefoil oldfield cinquefoil oldfield fivefingers |
N'EAST |
L48 (N), CAN (N), SPM (I) |
PRSE2 |
Prunus serotina black cherry |
N'EAST |
L48 (N), CAN (N) |
PRVU |
Prunella vulgaris common selfheal healall selfheal |
N'EAST, NE&GP |
(I,N), L48 (N), AK (N), HI (I), CAN (NI), SPM (N) |
PRVI |
Prunus virginiana chokecherry common chokecherry |
N'EAST, NE&GP |
(I,N), L48 (N), AK (I), CAN (N), SPM (N) |
PACA6 |
Panicum capillare panicgrass ticklegrass tumble panic tumbleweed grass witches hair witchgrass |
N'EAST, NE&GP, SWSS, WSWS |
L48 (N), VI (N), CAN (N) |
POAN |
Poa annua annual bluegrass walkgrass |
N'EAST, NE&GP, SWSS, WSWS |
(I), L48 (I), AK (I), HI (I), PR (I), CAN (I), GL (I), SPM (I) |
POCO10 |
Polygonum convolvulus black bindweed climbing buckwheat cornbind dullseed cornbind wild buckwheat |
N'EAST, NE&GP, SWSS, WSWS |
L48 (I), AK (I), HI (I), CAN (I), GL (I), SPM (I) |
PAQU2 |
Parthenocissus quinquefolia American ivy Virginia creeper fiveleaved ivy woodbine |
N'EAST, SWSS |
L48 (N), CAN (N) |
PHLOS PHSU8 |
Physalis longifolia var. subglabrata Physalis subglabrata husk tomato longleaf groundcherry smooth groundcherry |
N'EAST, SWSS |
L48 (N), CAN (N) |
PADI3 |
Paspalum dilatatum dallis grass herbe de miel herbe sirop hiku nua palpalum dilate water grass |
N'EAST, SWSS, WSWS |
(I), L48 (I), HI (I), PR (I) |
PLMA2 |
Plantago major broadleaf plantain buckhorn plantain common plantain rippleseed plantain |
N'EAST, WSWS |
(I), L48 (I), AK (I), HI (I), PR (I), VI (I), CAN (I), GL (I), SPM (I) |
PAPE5 |
Parietaria pensylvanica Pennsylvania pellitory |
NE&GP |
L48 (N), CAN (N) |
POBI2 |
Polygonatum biflorum Solomon's seal smooth Solomon's seal |
NE&GP |
L48 (N), CAN (N) |
POAC3 |
Polygonum achoreum leathery knotweed striate knotweed |
NE&GP |
L48 (N), AK (N), CAN (N) |
POAR11 |
Polygonum arenastrum common knotweed doorweed matweed ovalleaf knotweed prostrate knotweed |
NE&GP |
L48 (I), AK (I), HI (I), VI (I), CAN (I) |
PORA3 |
Polygonum ramosissimum bushy knotweed tall knotweed |
NE&GP |
L48 (N), AK (I?), CAN (N) |
PLRU |
Plantago rugelii Rugel's plantain blackseed plantain |
NE&GP, SWSS |
L48 (N), CAN (I) |
POLA4 |
Polygonum lapathifolium curltop ladysthumb curlytop knotweed pale smartweed |
NE&GP, SWSS, WSWS |
L48 (N), AK (I), CAN (I), GL (I), SPM (I) |
POPR |
Poa pratensis Kentucky bluegrass |
NE&GP, WI |
(I,N), L48 (I,N), AK (NI), HI (I), PR (I), CAN (NI), GL (I,N), SPM (I) |
PHVI5 |
Physalis virginiana Virginia groundcherry lanceleaf groundcherry |
NE&GP, WSWS |
L48 (N), CAN (N) |
PLPA2 |
Plantago patagonica woolly Indianwheat woolly plantain |
NE&GP, WSWS |
L48 (N), CAN (N) |
PADU |
Papaver dubium poppy |
SEEPPC |
L48 (I), CAN (W), GL (W) |
PATO2 |
Paulownia tomentosa princess tree |
SEEPPC |
L48 (I) |
PHCA5 |
Phalaris canariensis canary grass |
SEEPPC |
L48 (I), AK (I), HI (I), CAN (I) |
POCE4 POCA49 |
Polygonum cespitosum Polygonum caespitosum bristled knotweed bunchy knotweed |
SEEPPC |
L48 (I), CAN (I) |
POOR2 |
Polygonum orientale Prince's feather |
SEEPPC |
L48 (I), CAN (I) |
POPE3 |
Polygonum persicaria lady's thumb ladysthumb smartweed smartweed |
SEEPPC, SWSS, WSWS |
L48 (I), AK (I), CAN (I), GL (I), SPM (I) |
POAL7 |
Populus alba white poplar |
SEEPPC, WI |
L48 (I), CAN (I) |
PAAN4 |
Panicum antidotale blue panicgrass |
STATE |
L48 (I), HI (I) |
PASO2 |
Papaver somniferum opium poppy |
STATE |
L48 (I), CAN (W), GL (W) |
PABI5 PAPU13 |
Passiflora bicornis Passiflora pulchella wingleaf passionfruit |
STATE |
HI (I) |
PECI CECI |
Pennisetum ciliare buffelgrass Cenchrus ciliaris buffelgrass |
STATE HEAR |
(I), L48 (I), HI (I), PR (I), VI (I) |
PHTE5 |
Phyllanthus tenellus longstalked phyllanthus |
STATE |
L48 (I), HI (I), PR (I) |
PHLO4 |
Physalis longifolia long-leaf groundcherry |
STATE |
L48 (N), CAN (N) |
PHVI17 |
Physalis viscosa grape groundcherry groundcherry |
STATE |
L48 (N) |
PIHI |
Picris hieracioides hawkweed oxtongue |
STATE |
L48 (NI), AK (N), HI (I), CAN (I) |
PIAD |
Piper aduncum spiked pepper |
STATE |
L48 (N), PR (N), VI (N) |
POPO5 |
Polygonum polystachyum Himalyan knotweed |
STATE |
L48 (I), CAN (I), SPM (I) |
PORO12 |
Pontederia rotundifolia tropical pickerelweed |
STATE |
|
PROSO |
Prosopis mesquite |
STATE |
(I), L48 (I,N) |
PRJU3 |
Prosopis juliflora mesquite |
STATE |
HI (I) |
PUMO |
Pueraria montana kudzu |
STATE |
(I), L48 (I), HI (I) |
PUPH2 |
Pueraria phaseoloides puero tropical kudzu |
STATE |
HI (I), PR (I), VI (I) |
PESE3 |
Pennisetum setaceum fountaingrass |
STATE, Cal-IPC, HEAR |
L48 (I), HI (I) |
POCR3 |
Potamogeton crispus curly pondweed curly-leaved pondweed |
STATE, Cal-IPC, SEEPPC, WI |
L48 (I), CAN (I) |
PACR15 |
Paederia cruddasiana onion vine sewer vine |
STATE, FLEPPC |
L48 (I) |
PAFO3 PASC15 |
Paederia foetida skunk vine Paederia scandans stinkvine |
STATE, FLEPPC HEAR |
L48 (I), HI (I) |
PARE3 |
Panicum repens couch panicum creeping panic panic rampant torpedo grass wainaku grass |
STATE, FLEPPC |
(N), L48 (I), HI (I) |
PIST2 |
Pistia stratiotes apon-apon laitue d'eau lechuguita de qgua pistie tropical duckweed water lettuce |
STATE, FLEPPC |
L48 (N), HI (I), PR (N), VI (N) |
PUMOL PULO PUTH |
Pueraria montana var. lobata Japanese arrowroot acha aka kudzu nepalem wa yaka Pueraria lobata kudzu kudzu vine Pueraria thunbergiana kudzu |
STATE, FLEPPC STATE, HEAR, KY, N'EAST, SEEPPC, SWSS STATE |
(I), L48 (I), HI (I) |
PATA6 PAMO20 |
Passiflora tarminiana Passiflora mollissima banana passionfruit banana poka bananadilla |
STATE, HEAR |
L48 (I), HI (I) |
PATRM PAMO5 |
Passiflora tripartita var. mollissima Passiflora mollissima banana passionfruit banana poka bananadilla |
STATE, HEAR |
|
PIUN2 |
Pittosporum undulatum Australian cheesewood Victorian box Victorian laurel mock orange sweet pittosporum |
STATE, HEAR |
L48 (I), HI (I) |
POOL |
Portulaca oleracea akulikuli-kula common purslane duckweed pursley pusley wild portulaca |
STATE, HEAR, KY, N'EAST, NE&GP, SWSS, WSWS |
(NI), L48 (I,N), HI (I), PR (I), VI (I), CAN (NI) |
PLLA |
Plantago lanceolata English plantain buckhorn plantain lanceleaf plantain narrowleaf plantain ribgrass ribwort |
STATE, KY, N'EAST, NE&GP, SWSS, WSWS |
(I), L48 (I), AK (I), HI (I), PR (I), CAN (I), GL (I), SPM (I) |
POCU6 FAJA2 |
Polygonum cuspidatum Japanese bamboo Japanese knotweed fleeceflower Fallopia japonica Japanese knotweed |
STATE, KY, N'EAST, SEEPPC, WSWS STATE |
L48 (I), AK (I), CAN (I), SPM (I) |
PASA2 |
Pastinaca sativa parsnip wild parsnip |
STATE, KY, NE&GP, SEEPPC, WI |
L48 (I), AK (I), CAN (W), SPM (W) |
PAGL17 SEGL |
Packera glabella Senecio glabellus cressleaf cressleaf groundsel |
STATE, KY, SWSS |
L48 (N), CAN (W) |
POPE10 |
Polygonum perfoliatum mile-a-minute weed |
STATE, N'EAST |
L48 (I) |
PHAR3 |
Phalaris arundinacea canary grass reed canarygrass |
STATE, N'EAST, NE&GP, SEEPPC, SWSS, WI, WSWS |
L48 (N), AK (I), CAN (N), SPM (I) |
PAMI2 |
Panicum miliaceum blackseeded proso millet broomcorn millet panic millet proso wild millet wild proso millet |
STATE, N'EAST, NE&GP, SWSS, WSWS |
L48 (I), HI (I), PR (I), VI (I), CAN (I) |
PHAU7 PHCO15 |
Phragmites australis common reed Phragmites communis common reed |
STATE, N'EAST, SEEPPC STATE |
(I,N), L48 (N), HI (I), CAN (N) |
PRLO |
Proboscidea louisianica aphid trap devil's claw unicorn-plant |
STATE, NE&GP, SWSS |
L48 (N), CAN (I) |
PORE5 |
Potentilla recta roughfruit cinquefoil sulfur cinquefoil |
STATE, NE&GP, WSWS |
L48 (I), CAN (I) |
POSA4 |
Polygonum sachalinense giant knotweed |
STATE, SEEPPC |
L48 (I), AK (I), CAN (I) |
PHUR |
Phyllanthus urinaria chamber bitter |
STATE, SWSS |
(NI), L48 (I), PR (I) |
PLAR3 |
Plantago aristata largebracted plantain |
STATE, SWSS |
L48 (N), HI (I), CAN (I) |
PEHA |
Peganum harmala African rue Syrian rue harmal shrub isband ozallaik steppenraute |
STATE, WSWS |
L48 (I) |
PAVI2 |
Panicum virgatum switchgrass |
SWSS |
L48 (N), HI (I), CAN (N) |
PAHY |
Parthenium hysterophorus Santa Maria feverfew |
SWSS |
L48 (I), HI (I), PR (I), VI (I) |
PADE24 PALI7 |
Paspalum denticulatum Paspalum lividum longtom |
SWSS |
L48 (N) |
PANO2 |
Paspalum notatum Bahia grass |
SWSS |
L48 (I,N), HI (I), PR (N), VI (N) |
PALU2 |
Passiflora lutea yellow passionflower |
SWSS |
L48 (N) |
PHAN5 |
Physalis angulata cutleaf groundcherry |
SWSS |
(I), L48 (N), HI (I), PR (N), VI (N) |
POAM8 |
Polygonum amphibium water knotweed |
SWSS |
L48 (N), AK (N), CAN (N), SPM (N) |
POCO14 |
Pontederia cordata pickerelweed |
SWSS |
L48 (N), CAN (N) |
PTAQ |
Pteridium aquilinum bracken bracken fern |
SWSS |
L48 (N), AK (N), HI (N), CAN (N), SPM (N) |
PYCA2 |
Pyrrhopappus carolinianus Carolina desert chicory |
SWSS |
L48 (N) |
PASC6 |
Paspalum scrobiculatum kodomillet |
US, STATE |
(NI), L48 (I), HI (I) |
PEMA80 |
Pennisetum macrourum African feathergrass |
US, STATE |
L48 (I), HI (I) |
PEPE24 |
Pennisetum pedicellatum Kyasuma grass |
US, STATE |
L48 (I) |
PEPO14 PEPO4 |
Pennisetum polystachion Pennisetum polystachyon feathery pennisetum mission grass queue de chat thin napiergrass |
US, STATE |
(I), L48 (I), HI (I), PR (I) |
PRAL11 |
Prosopis alpataco mesquite |
US, STATE |
|
PRAR6 |
Prosopis argentina mesquite |
US, STATE |
|
PRBU2 |
Prosopis burkartii mesquite |
US, STATE |
|
PRCA9 |
Prosopis caldenia mesquite |
US, STATE |
|
PRCA10 |
Prosopis calingastana mesquite |
US, STATE |
|
PRCA11 |
Prosopis campestris mesquite |
US, STATE |
|
PRCA12 |
Prosopis castellanosii mesquite |
US, STATE |
|
PRDE4 |
Prosopis denudans mesquite |
US, STATE |
|
PREL5 |
Prosopis elata mesquite |
US, STATE |
|
PRFA2 |
Prosopis farcta Syrian mesquite |
US, STATE |
L48 (I) |
PRFE2 |
Prosopis ferox mesquite |
US, STATE |
|
PRFI4 |
Prosopis fiebrigii mesquite |
US, STATE |
|
PRHA4 |
Prosopis hassleri mesquite |
US, STATE |
|
PRHU3 |
Prosopis humilis mesquite |
US, STATE |
|
PRKU2 |
Prosopis kuntzei mesquite |
US, STATE |
|
PRPA10 |
Prosopis palmeri mesquite |
US, STATE |
|
PRRE2 |
Prosopis reptans tornillo |
US, STATE |
L48 (N) |
PRRO4 |
Prosopis rojasiana mesquite |
US, STATE |
|
PRRU4 |
Prosopis ruizlealii mesquite |
US, STATE |
|
PRRU5 |
Prosopis ruscifolia mesquite |
US, STATE |
|
PRSE5 |
Prosopis sericantha mesquite |
US, STATE |
|
PRST3 |
Prosopis strombulifera Argentine screwbean |
US, STATE |
L48 (I) |
PRTO3 |
Prosopis torquata mesquite |
US, STATE |
|
PRVE PRAR4 |
Prosopis velutina Prosopis articulata velvet mesquite |
US, STATE |
L48 (N), HI (I) |
PRPA4 |
Prosopis pallida algaroba kiawe mesquite |
US, STATE, HEAR |
(I), HI (I), PR (I), VI (I) |
PECL2 |
Pennisetum clandestinum Kikuyu grass |
US, STATE, HEAR, WSWS |
L48 (I), HI (I), PR (I), VI (I) |
POCO |
Poa compressa Canada bluegrass |
WI |
L48 (I), AK (I), HI (I), CAN (I), SPM (I) |
PHMI3 |
Phalaris minor canarygrass littleseed canarygrass |
WSWS |
L48 (I), AK (I), HI (I), CAN (W) |
PHAC6 PHWR3 |
Physalis acutifolia Physalis wrightii Wright groundcherry sharpleaf groundcherry |
WSWS |
L48 (N) |
POBU |
Poa bulbosa bulbous bluegrass |
WSWS |
L48 (I) |
POER2 |
Polygonum erectum devil's shoestring erect knotweed wireweed |
WSWS |
L48 (N), CAN (N) |
POMO5 |
Polypogon monspeliensis rabbitfoot polypogon rabbitfootgrass |
WSWS |
(I), L48 (I), AK (I), HI (I), CAN (I) |
PRGL2 |
Prosopis glandulosa honey mesquite |
WSWS |
L48 (N), HI (I), VI (I) |
PTAQP2 |
Pteridium aquilinum var. pubescens bracken bracken fern eagle fern western bracken |
WSWS |
L48 (N), AK (N), CAN (N) |
|
|