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Polygonum californicum
California knotweed Smartweed-Buckwheat Family
Polygonum californicum Polygonaceae
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common name
  California knotweed
accepted scientific name
  Polygonum californicum Meisn.
rules for finding collection records
  Polygonum californicum (232)
family name
  Polygonaceae
Image Author: ©2004 Steve Matson
Image License: Author's permission
Image Source
Category: Wildflowers
Flowers: Five petals
Petal colors: color color
Leaf: Alternate
Plant Observed last week of April thru 3rd week of November

How Likely at this Location (14%)
Name Match (100%)
Plant Showiness (36%)
Links to Plant Photos
Cal Photos (19)
Paul Slichter (6)
base map where plant found
mag select

Grassland
Forest
Rocky
Riparian
Disturbed
Native Plant Status
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native Native
native Not Present

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