Polygonum spergulariiforme
Fall Knotweed, Scatter Knotweed
Other regional names: Spurrey Knotweed
- Spurrey Knotweed
Also known as: Polygonum douglasii subsp. spergulariiforme (Meisn. ex Small) J.C.Hickman +1 more
- Polygonum douglasii subsp. spergulariiforme (Meisn. ex Small) J.C.Hickman
- Polygonum emaciatum A.Nelson
Botanical Data
- Taxonomic Rank: Species
- Botanical Family: Polygonaceae
- WCVP Morphological Data: Recorded natively as a annual.
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Originating in North America, Polygonum spergulariiforme (commonly known as Fall Knotweed or Scatter Knotweed) is an annual belonging to the Polygonaceae family. Within its native range, this species is primarily associated with temperate conditions.
Macro Climate
Temperate
Plant Type
Annual
Native Range
Continents (WGSRPD)
NORTHERN AMERICA
Regions (WGSRPD)
Northwestern U.S.A., Southwestern U.S.A., Western Canada
Botanical Countries (WGSRPD L3)
British Columbia, California, Idaho, Montana, Oregon, Washington, Wyoming