Page author: David Giblin
Persicaria punctata
dotted knotweed, dotted smartweed, water smartweed
Specimens
Photos
Distribution: Occurring chiefly east of the Cascades crest in Washington; British Columbia to California, east to the Atlantic Coast.
Habitat: Lake and pond shores, marshes, and wet forests.
Flowers: June-September
Origin: Native
Growth Duration: Annual, Perennial
Conservation Status: Not of concern
Pollination: Bees, flies
Description:
[none provided]
Accepted Name:
Persicaria punctata (Elliott) Small
Publication: Fl. S.E. U.S. 1903.
Publication: Fl. S.E. U.S. 1903.
Synonyms & Misapplications:
Polygonum acre Kunth
Polygonum acre Kunth var. leptostachyum Meisn.
Polygonum punctatum Elliott [HC, ILBC4, JPM]
Polygonum punctatum Elliott var. confertiflorum (Meisn.) Fassett [KZ99]
Polygonum punctatum Elliott var. ellipticum Fassett
Polygonum acre Kunth var. leptostachyum Meisn.
Polygonum punctatum Elliott [HC, ILBC4, JPM]
Polygonum punctatum Elliott var. confertiflorum (Meisn.) Fassett [KZ99]
Polygonum punctatum Elliott var. ellipticum Fassett
Additional Resources:
PNW Herbaria: Specimen records of Persicaria punctata in the Consortium of Pacific Northwest Herbaria database.
WA Flora Checklist: Persicaria punctata checklist entry.
OregonFlora: Persicaria punctata information.
E-Flora BC: Persicaria punctata atlas page.
CalPhotos: Persicaria punctata photos.
USDA Plants: Persicaria punctata information.
15 photographs:
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