Home/Species/ Marshpepper Smartweed

Persicaria hydropiper

(L.) Delarbre

Marshpepper Smartweed

GNRUnranked Found in 2 roadless areas NatureServe Explorer →

GNRUnrankedGlobal Rank

Least concernIUCN

Identity

Unique IDELEMENT_GLOBAL.2.150995

Element CodePDPGN0L160

Record TypeSPECIES

ClassificationSpecies

Classification StatusStandard

Name CategoryVascular Plant

IUCNLeast concern

Endemicoccurs (regularly, as a native taxon) in multiple nations

KingdomPlantae

PhylumAnthophyta

ClassDicotyledoneae

OrderPolygonales

FamilyPolygonaceae

GenusPersicaria

Synonyms

Polygonum hydropiperL.

Other Common Names

Marsh-pepper Knotweed (EN) marshpepper knotweed (EN) Mild Water-pepper (EN) Renouée poivre-d'eau (FR)

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 hydropiper to Persicaria hydropiper.

Conservation Status

Change Date2005-11-28

Ecology & Habitat

Other Nations (2)

United StatesNNA

Province	Rank	Native
Oklahoma	SNA	No
Minnesota	SNA	No
Maryland	SNA	No
Texas	SNA	No
District of Columbia	SNA	No
Connecticut	SNA	No
Ohio	SNA	No
Oregon	SNA	No
Nevada	SNA	No
Maine	SNA	No
Colorado	SNA	No
New York	SNA	No
West Virginia	SNA	No
Illinois	SNA	No
Utah	SNA	No
Pennsylvania	SNA	No
Hawaii	SNA	No
Massachusetts	SNR	Yes
North Carolina	SNA	No
Alaska	SNA	No
North Dakota	SNA	No
South Dakota	SNA	No
Florida	SNR	Yes
Alabama	SNA	No
Kentucky	SNA	No
Indiana	SNA	No
Idaho	SNR	Yes
Nebraska	SNA	No
California	SNA	No
New Mexico	SNA	No
Georgia	SNA	No
New Hampshire	SNA	No
South Carolina	SNA	No
New Jersey	SNA	No
Delaware	SNA	No
Michigan	SNA	No
Louisiana	SNA	No
Vermont	SNA	No
Virginia	SNA	No
Tennessee	SNA	No
Montana	SNA	No
Missouri	SNA	No
Iowa	SU	Yes
Wyoming	SNA	No
Mississippi	SNA	No
Kansas	SNA	No
Arkansas	SNA	No
Wisconsin	SNA	No
Washington	SNA	No
Rhode Island	SNA	No

CanadaNNA

Province	Rank	Native
Prince Edward Island	SNA	No
Island of Newfoundland	SNA	No
Alberta	SNA	No
Nova Scotia	SNA	No
Quebec	SNA	No
Manitoba	SNA	No
British Columbia	SNA	No
Ontario	SNA	No
New Brunswick	SNA	No

Plant Characteristics

Economic Value (Genus)No

Roadless Areas (2)

Idaho (1)

Area	Forest	Acres
Bighorn - Weitas	Nez Perce-Clearwater National Forest	254,845

West Virginia (1)

Area	Forest	Acres
Cheat Mountain	Monongahela National Forest	8,191

References (2)

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.
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.