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Stout Smartweed (Polygonum robustius)


Polygonum Robustius, or more commonly know as Stout Smartweed, is a forb/herb (a forb/herb is a non-woody plant that is not a grass) of the genus Polygonum. Its duration is perennial which means it will grow year after year. Polygonum Robustius or Stout Smartweed's floral region is North America US Lower 48 and Puerto Rico, specifically in the states of Connecticut, Florida, Indiana, Kentucky, Massachusetts, Maryland, Michigan, Missouri, New Hampshire, New Jersey, New York, Ohio, Pennsylvania, Rhode Island, Texas and Virginia.

  • Category: Dicot
  • Genus: Polygonum
  • Family: Polygonaceae
  • Order: Polygonales
  • Class: Magnoliopsida
  • Division: Magnoliophyta
  • Duration: Perennial
  • Growth Habit: Forb/herb
  • Native Status: L48 (N) PR (N) CAN (N)
  • State T/E Status: MD (E X) NH (T) OH (T)
  • State T/E Common Name: MD (stout smartweed) NH (robust knotweed) OH (coarse smartweed)
  • National Wetland Indicator Status: OBL
  • Regional Wetland Indicator Status: 1(OBL) 3(NI)

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