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Persian knotweed
Polygonum argyrocoleon
Polygonum argyrocoleon
Persian knotweed Smartweed-Buckwheat Family
Polygonum argyrocoleon Polygonaceae
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common names
  Persian knotweed
  silversheath knotweed
accepted scientific name
  Polygonum argyrocoleon Steud. ex Kunze
rules for finding collection records
  Polygonum argyrocoleon (527)
family name
  Polygonaceae
Image Author: ©2006 Jay Sullivan
Image License: Author's permission
Image Source

Category: Wildflowers
Flowers: Five petals
Petal colors: color
Leaf: Alternate
Plant Observed 2nd week of February thru 3rd week of November

Plant Showiness (36%)
base map where plant found
mag select

Disturbed
Riparian
Desert
Salt Marsh
Grassland
Forest
Native Plant Status
native status map native status map native status map native status map native status map native status map native status map native status map native status map native status map
native Not Native
native Not Present