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Bushy Knotweed (Polygonum ramosissimum)


Polygonum Ramosissimum, or more commonly know as Bushy Knotweed, is a forb/herb (a forb/herb is a non-woody plant that is not a grass) of the genus Polygonum. Its duration is annual which means it grows for one season only. Polygonum Ramosissimum or Bushy Knotweed's floral region is North America US Lower 48 and Alaska, specifically in the states of Alaska, Arkansas, Arizona, California, Colorado, Connecticut, Delaware, Iowa, Idaho, Illinois, Indiana, Kentucky, Louisiana, Massachusetts, Maryland, Maine, Michigan, Minnesota, Missouri, Montana, North Carolina, North Dakota, Nebraska, New Hampshire, New Jersey, New Mexico, Nevada, New York, Ohio, Oklahoma, Oregon, Pennsylvania, Rhode Island, South Carolina, South Dakota, Tennessee, Texas, Utah, Virginia, Washington, Wisconsin and Wyoming.

  • Category: Dicot
  • Genus: Polygonum
  • Family: Polygonaceae
  • Order: Polygonales
  • Class: Magnoliopsida
  • Division: Magnoliophyta
  • Duration: Annual
  • Growth Habit: Forb/herb
  • Native Status: L48 (N) AK (N) CAN (N)
  • PLANTS Invasive Status: NE&GP
  • State T/E Status: MD (E X) PA (X)
  • State T/E Common Name: MD (bushy knotweed) PA (bushy knotweed)
  • National Wetland Indicator Status: FACU- FACW
  • Regional Wetland Indicator Status: 1(FAC) 2(FACU-) 3(FAC-) 4(FACU) 5(FAC) 6(FACW) 7(FAC) 8(FACU) 9(FAC-) 0(FACU*) A(FACU)

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