Persicaria punctata
Dotted Knotweed, Dotted Smart Weed
Other regional names: Dotted Smartweed +2 more
- Dotted Smartweed
- Dotted Water Smartweed
- Water Smartweed
Also known as: Discolenta punctata (Elliott) Raf. +17 more
- Discolenta punctata (Elliott) Raf.
- Mitesia punctata (Elliott) Raf.
- Persicaria acre M.Gómez
- Persicaria punctata var. breviciliata (Meisn.) H.Hara
- Persicaria punctata var. confertiflora (Meisn.) D.Löve & J.-P.Bernard
- Persicaria punctata var. eciliata (Small) Small
- Persicaria punctata var. tacubayana Nieuwl.
- Peutalis punctata (Elliott) Raf.
- Polygonum acre f. albiflorum Kuntze
- Polygonum acre var. aquatile (Mart.) Meisn.
- Polygonum acre var. brachystachyum Meisn.
- Polygonum acre var. breviciliatum Meisn.
- Polygonum acre var. riparium (Mart.) Meisn.
- Polygonum antihaemorrhoidale f. aquatile Mart.
- Polygonum antihaemorrhoidale f. riparium Mart.
- Polygonum antihaemorrhoidale Mart.
- Polygonum antihaemorrhoidale var. aquatile (Mart.) Mart.
- Polygonum antihaemorrhoidale var. riparium (Mart.) Mart.
Botanical Data
- Taxonomic Rank: Species
- Botanical Family: Polygonaceae
- WCVP Morphological Data: Recorded natively as a annual or helophyte.
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Naturally occurring in North America and South America, Persicaria punctata (commonly known as Dotted Knotweed or Dotted Smart Weed) is an annual or wetland plant belonging to the Polygonaceae family. Within its native range, this species is most commonly linked to temperate conditions.
Macro Climate
Temperate
Plant Type
Herbaceous Perennial
Plant Type
Annual
Plant Type
Aquatic Plant
Native Range
Continents (WGSRPD)
NORTHERN AMERICA, SOUTHERN AMERICA
Regions (WGSRPD)
Brazil, Caribbean, Central America, Eastern Canada, Mexico, North-Central U.S.A., Northeastern U.S.A., Northern South America, Northwestern U.S.A., South-Central U.S.A., Southeastern U.S.A., Southern South America, Southwestern U.S.A., Western Canada, Western South America
Botanical Countries (WGSRPD L3)
Alabama, Argentina Northeast, Argentina Northwest, Arizona, Arkansas, Bahamas, Belize, Bermuda, Bolivia, Brazil North, Brazil Northeast, Brazil South, Brazil Southeast, Brazil West-Central, British Columbia, California, Cayman Is., Colombia, Colorado, Connecticut, Costa Rica, Cuba, Delaware, District of Columbia, Dominican Republic, Ecuador, El Salvador, Florida, French Guiana, Galápagos, Georgia, Guatemala, Guyana, Haiti, Honduras, Idaho, Illinois, Indiana, Iowa, Jamaica, Kansas, Kentucky, Leeward Is., Louisiana, Maine, Manitoba, Maryland, Massachusetts, Mexico Central, Mexico Northeast, Mexico Northwest, Mexico Southeast, Mexico Southwest, Michigan, Minnesota, Mississippi, Missouri, Montana, Nebraska, New Brunswick, New Hampshire, New Jersey, New Mexico, New York, Nicaragua, North Carolina, North Dakota, Nova Scotia, Ohio, Oklahoma, Ontario, Oregon, Panama, Paraguay, Pennsylvania, Peru, Prince Edward I., Puerto Rico, Québec, Rhode I., Saskatchewan, South Carolina, South Dakota, Surinam, Tennessee, Texas, Trinidad-Tobago, Uruguay, Venezuela, Vermont, Virginia, Washington, West Virginia, Windward Is., Wisconsin, Wyoming
Introduced Range
An “Introduced” distribution indicates that the plant is recorded outside its native range in that region as a result of deliberate or accidental human introduction. Introduced records may include casual, naturalized or invasive populations, but do not include plants that are only cultivated or planted without self-sustaining populations.
Botanical Countries (Non-Native)
Hawaii, Nepal, West Himalaya