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beach knotweed
Polygonum paronychia
beach knotweed Smartweed-Buckwheat Family
Polygonum paronychia Polygonaceae
--more--
common names
  beach knotweed
  dune knotweed
  black knotweed
accepted scientific name
  Polygonum paronychia Cham. & Schltdl.
rules for finding collection records
  Polygonum paronychia (738)
family name
  Polygonaceae
Image Author: ©2007 Steve Matson
Image License: Author's permission
Image Source
Category: Wildflowers
Flowers: Five petals
Petal colors: color color color
Flower size is about 0.2 inches
Leaf: Alternate
Plant Observed All Year

How Likely at this Location (20%)
Name Match (100%)
Plant Showiness (36%)
base map where plant found
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Native Plant Status
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native Native
native Not Present

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