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Persicaria lapathifolia
pale smartweed Smartweed-Buckwheat Family
Persicaria lapathifolia Polygonaceae
common names
  pale smartweed
  curlytop knotweed
  willow weed
accepted scientific name
  Persicaria lapathifolia (L.) Gray
rules for finding collection records
  Persicaria lapathifolia (3100)
  Polygonum lapathifolium (4269)
  exclude Polygonum lapathifolium nodosum
family name
Image Author: ©2004-2014 John Hilty, Illinois Wildflowers
Image License: Author's permission
Image Source
Category: Wildflowers
Flowers: No obvious petals, Four petals, Five petals
Petal colors: color color
Leaf: Alternate
Plant Observed 2nd week of May thru 2nd week of November

How Likely at this Location (100%)
Name Match (100%)
Plant Showiness (36%)
base map where plant found
mag select

grid lines base