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Polygonum aviculare (Common Knotweed) Detail of ocrea below flower. The ocrea is membranous and translucent (hyaline). Common Knotweed,Common knotgrass,Geotagged,Polygonum aviculare,Summer,United States,hyaline,ocrea Click/tap to enlarge

Polygonum aviculare (Common Knotweed)

Detail of ocrea below flower. The ocrea is membranous and translucent (hyaline).

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The Common knotgrass

''Polygonum aviculare'' or common knotgrass is a plant related to buckwheat and dock. It is an annual found in fields and wasteland, with white flowers from June to October. It is widespread across many countries in temperate regions, apparently native to Eurasia and North America, naturalized in temperate parts of the Southern Hemisphere.

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Similar species: Pinks, Cactuses, And Allies
Species identified by Gary B
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By Gary B

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Uploaded Sep 21, 2020. Captured Sep 20, 2020 19:59 in 4408 Miller Rd, Barnum, MN 55707, USA.
country flag of United States of America Explore United States of America 39,948 9,641 8
  • Canon EOS Rebel T6
  • f/2.8
  • 1/64s
  • ISO800
  • 100mm
Captured in the summer. More summer photos.