Persicaria hydropiperoides

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Common Names: swamp smartweed[1]

Persicaria hydropiperoides
Persicaria hydropiperoides SEF.jpg
Photo by John Gwaltney hosted at Southeastern Flora.com
Scientific classification
Kingdom: Plantae
Division: Magnoliophyta - Flowering plants
Class: Magnoliopsida - Dicots
Order: Polygonales
Family: Polygonaceae
Genus: Persicaria
Species: P. hydropiperoides
Binomial name
Persicaria hydropiperoides
Michx.
PERS HYDR DIST.JPG
Natural range of Persicaria hydropiperoides from Weakley. [2]

Taxonomic Notes

Synonym:Persicaria opelousana (Small)

Variety: Polygonum hydropiperoides var. breviciliatum (Fernald), Polygonum hydropiperoides var. euronotorum (Fernald), Polygonum hydropiperoides var. oplousana (Riddell ex Small) J.S. Wilson,

Description

P. hydropiperoides is a perennial forb/herb of the Polygonaceae family that is native to North America. [1]

Distribution

Persicaria hydropiperoides is native throughout the continental United States excepting Colorado, Wyoming, and Utah, and has been introduced to Alaska. It is also found in British Columbia, Ontario, and Quebec.[1]

Ecology

Habitat

P. hydropiperoides has a high tolerance for anaerobic conditions and fire, but has a low tolerance for drought. It also requires full sunlight, extremely intolerant to shade. [1]

Habitats for Persicaria hydropiperoides include edges of cypress pond, slash pine flatwoods, and wet swale near bayou. [3]

Seed bank and germination

Seeding begins in spring and lasts until the end of summer. [1]

Conservation and Management

P. hydropiperoides is on the threatened list in Indiana and New York. [1]

Cultivation and restoration

Photo Gallery

References and notes

  1. 1.0 1.1 1.2 1.3 1.4 1.5 USDA Plant Database
  2. Weakley, Alan S. 2015. Flora of the Southern and Mid-Atlantic States: Working Draft of 21 May 2015. University of North Carolina, Chapel Hill, North Carolina. 1320 pp.
  3. URL: http://herbarium.bio.fsu.edu. Last accessed: June 2018. Collectors: Richard Carter, Sidney McDaniel, Randy Haynes, Michael B. Brooks) States and counties: Georgia (Brantley) Mississippi (Pearl River, Jackson)