Dotted smartweed

Persicaria punctata

''Persicaria punctata'' is a species of flowering plant in the knotweed family known by the common names dotted smartweed and dotted knotweed.
Dotted Knotweed (Persicaria punctata) In a moist forested area near a lake re-regulation reservoir.  Dotted smartweed,Geotagged,Persicaria punctata,Summer,United States

Appearance

''Persicaria punctata''grows from a rhizome and produces decumbent or erect stems which may just exceed one meter in length. The branching stems may root at nodes that come in contact with the substrate. The lance-shaped leaves are up to 15 centimeters long and have stipules widened into bristly brown ochrea that wrap around the stems. The inflorescence is a number of branching clusters of dotted greenish flowers with white edges, sometimes tinged pink.
Dotted Smartweed  Geotagged,Persicaria punctata,Summer,United States

Distribution

''Persicaria punctata'' is native to the Americas, where it can be found in moist and wet habitat types from Canada to Argentina including the West Indies. It is an extremely variable plant. It may be annual or perennial.

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Taxonomy
KingdomPlantae
DivisionAngiosperms
ClassEudicots
OrderCaryophyllales
FamilyPolygonaceae
GenusPersicaria
SpeciesP. punctata