Roadless Areas
Home/Species/ Virginia Knotweed

Persicaria virginiana

Gaertn.

Virginia Knotweed

G5Secure Found in 55 roadless areas NatureServe Explorer →
G5SecureGlobal Rank
Virginia Knotweed (Persicaria virginiana). Photo by Emily Summerbell, CC BY 4.0, via iNaturalist.
Emily Summerbell, CC BY 4.0
Virginia Knotweed (Persicaria virginiana). Photo by Emily Summerbell, CC BY 4.0, via iNaturalist.
Emily Summerbell, CC BY 4.0
Virginia Knotweed (Persicaria virginiana). Photo by Emily Summerbell, CC BY 4.0, via iNaturalist.
Emily Summerbell, CC BY 4.0
Virginia Knotweed (Persicaria virginiana). Photo by Martin Dovciak, CC BY-NC 4.0, via iNaturalist.
Martin Dovciak, CC BY-NC 4.0
Identity
Unique IDELEMENT_GLOBAL.2.157060
Element CodePDPGN0L2F0
Record TypeSPECIES
ClassificationSpecies
Classification StatusStandard
Name CategoryVascular Plant
Endemicoccurs (regularly, as a native taxon) in multiple nations
KingdomPlantae
PhylumAnthophyta
ClassDicotyledoneae
OrderPolygonales
FamilyPolygonaceae
GenusPersicaria
Synonyms
Polygonum virginianumL.Tovara virginiana(L.) Raf.
Other Common Names
jumpseed (EN) Jumpseed (EN) Renouée de Virginie (FR) Virginia Smartweed (EN)
Concept Reference
Kartesz, J.T. 1994. A synonymized checklist of the vascular flora of the United States, Canada, and Greenland. 2nd edition. 2 vols. Timber Press, Portland, OR.
Taxonomic Comments
FNA (vol. 5, 2005) transfers Polygonum virginianum to Persicaria virginiana.
Conservation Status
Rank MethodExpertise without calculation
Review Date2015-09-03
Change Date1988-08-04
Ecology & Habitat
Other Nations (2)
United StatesN5
ProvinceRankNative
VirginiaS5Yes
KentuckyS5Yes
MichiganSNRYes
FloridaSNRYes
OhioSNRYes
AlabamaSNRYes
North CarolinaS5Yes
NebraskaSNRYes
IllinoisS5Yes
KansasS4Yes
VermontS4Yes
IowaS4Yes
District of ColumbiaSNRYes
New HampshireSNRYes
MassachusettsSNRYes
New YorkS5Yes
ConnecticutSNRYes
ArkansasSNRYes
MissouriSNRYes
New JerseyS5Yes
MinnesotaSNRYes
OklahomaSNRYes
PennsylvaniaS5Yes
TennesseeSNRYes
LouisianaSNRYes
West VirginiaS5Yes
DelawareS4Yes
TexasSNRYes
GeorgiaSNRYes
IndianaS5Yes
MarylandSNRYes
MississippiSNRYes
Rhode IslandSNRYes
South CarolinaS5Yes
WisconsinSNRYes
CanadaN4
ProvinceRankNative
OntarioS4Yes
QuebecS3Yes
Plant Characteristics
Economic Value (Genus)No
Roadless Areas (55)
Arkansas (4)
AreaForestAcres
Clifty CanyonOzark-St. Francis National Forest1,963
Gee CreekOzark-St. Francis National Forest7,957
Hurricane CreekOzark-St. Francis National Forest2,279
Pedestal RocksOzark-St. Francis National Forest21,957
Georgia (4)
AreaForestAcres
Joe GapChattahoochee National Forest5,321
Kelly RidgeChattahoochee National Forest8,325
Lance CreekChattahoochee National Forest9,025
Pink KnobChattahoochee National Forest12,127
Illinois (2)
AreaForestAcres
Burke BranchShawnee National Forest6,231
Ripple HollowShawnee National Forest3,788
Kentucky (1)
AreaForestAcres
WolfpenDaniel Boone National Forest2,835
Missouri (1)
AreaForestAcres
Irish Rare II Study AreaMark Twain National Forest1,226
New Hampshire (1)
AreaForestAcres
Pemigewasset ExtWhite Mountain National Forest15,840
North Carolina (11)
AreaForestAcres
Bald MountainPisgah National Forest11,085
Cheoah BaldNantahala National Forest7,795
Chunky Gal (addition)Nantahala National Forest3,336
Harper CreekPisgah National Forest7,325
Laurel MountainPisgah National Forest5,683
Lost CovePisgah National Forest5,944
Tusquitee BaldNantahala National Forest13,670
Wesser BaldNantahala National Forest4,061
Wilson CreekPisgah National Forest4,863
Woods MountainPisgah National Forest9,602
Yellowhammer Branch (add.)Nantahala National Forest1,255
Oklahoma (1)
AreaForestAcres
Beech CreekOuachita National Forest8,303
Pennsylvania (3)
AreaForestAcres
Allegheny FrontAllegheny National Forest7,430
Minister ValleyAllegheny National Forest1,417
Tracy RidgeAllegheny National Forest9,034
Tennessee (7)
AreaForestAcres
Bald MountainCherokee National Forest11,743
Beaver Dam CreekCherokee National Forest5,070
Flint Mill GapCherokee National Forest9,494
Rogers RidgeCherokee National Forest4,738
Sampson Mountain AdditionCherokee National Forest3,064
Stone MountainCherokee National Forest5,367
Upper Bald RiverCherokee National Forest9,202
Texas (1)
AreaForestAcres
Winters BayouNational Forests in Texas730
Vermont (1)
AreaForestAcres
Griffith Lake 09084Green Mountain and Finger Lakes National Forests1,833
Virginia (12)
AreaForestAcres
Bear CreekJefferson National Forest18,274
Beards MountainGeorge Washington National Forest7,505
Beartown Addition BJefferson National Forest2,985
Beaver Dam CreekJefferson National Forest1,135
Broad RunJefferson National Forest10,971
Hoop HoleJefferson National Forest4,652
New London Bridge BranchJefferson National Forest844
North MountainJefferson National Forest8,377
Northern MassanuttenGeorge Washington National Forest9,444
Patterson MountainJefferson National Forest4,865
Price MountainJefferson National Forest9,119
The PriestGeorge Washington National Forest5,737
West Virginia (6)
AreaForestAcres
Cheat MountainMonongahela National Forest8,191
Dolly Sods Roaring PlainMonongahela National Forest13,392
East Fork Of GreenbrierMonongahela National Forest7,167
Glady ForkMonongahela National Forest3,239
Mcgowan MountainMonongahela National Forest10,504
North Mountain HopevilleMonongahela National Forest6,525
References (2)
  1. Flora of North America Editorial Committee (FNA). 2005. Flora of North America north of Mexico. Vol. 5. Magnoliophyta: Caryophyllidae: Caryophyllales, Polygonales, and Plumbaginales. Oxford Univ. Press, New York. vii + 656 pp.
  2. Kartesz, J.T. 1994. A synonymized checklist of the vascular flora of the United States, Canada, and Greenland. 2nd edition. 2 vols. Timber Press, Portland, OR.