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Home / Polygonaceae / Koenigia / Koenigia polystachya

Koenigia polystachya

Cultivated Knotweed, Garden Knotweed
Other regional names: Himalayan Knotweed +1 more
  • Himalayan Knotweed
  • Kashmir Plume
Also known as: Aconogonon polystachyum (Wall. ex Meisn.) Haraldson +16 more
  • Aconogonon polystachyum (Wall. ex Meisn.) Haraldson
  • Aconogonon polystachyum (Wall. ex Meisn.) M.Král
  • Aconogonon polystachyum var. pubescens (Meisn.) P.D.Sell
  • Aconogonum polystachyum (Wall. ex Meisn.) Haraldson
  • Aconogonum polystachyum (Wall. ex Meisn.) M.Král
  • Aconogonum polystachyum (Wall. ex Meisn.) Small
  • Persicaria polystachya (Wall. ex Meisn.) H.Gross
  • Persicaria wallichii Greuter & Burdet
  • Persicaria wallichii var. pubescens (Meisn.) Akeroyd
  • Persicaria wallichii var. tomentosa S.P.Hong
  • Persicaria wallichii var. wallichii
  • Peutalis polystachya (Wall. ex Meisn.) Raf.
  • Pleuropteropyrum hagei (Royle ex Bab.) Munshi & Javeid
  • Pleuropteropyrum polystachyum (Wall. ex Meisn.) Munshi & Javeid
  • Polygonum hagei Royle ex Bab.
  • Polygonum polystachyum var. pubescens Meisn.
  • Polygonum polystachyum Wall. ex Meisn.
Botanical Data
  • Taxonomic Rank: Species
  • Botanical Family: Polygonaceae
  • WCVP Morphological Data: Recorded natively as a perennial.

Indigenous to Temperate Asia and Tropical Asia, Koenigia polystachya (commonly known as Cultivated Knotweed or Garden Knotweed) is a herbaceous perennial belonging to the Polygonaceae family. Within its native range, this species is primarily associated with temperate conditions.

Macro Climate
Temperate
Plant Type
Herbaceous Perennial

Native Range

Continents (WGSRPD)
ASIA-TEMPERATE, ASIA-TROPICAL
Regions (WGSRPD)
China, Indian Subcontinent, Western Asia
Botanical Countries (WGSRPD L3)
Afghanistan, Assam, China South-Central, East Himalaya, Nepal, Pakistan, Tibet, West Himalaya

Introduced Range

Plants flagged as 'Introduced' have been transported outside their native historical range by human activity. While many are common ornamentals, some may become naturalized or invasive in local environments. Local ecological guidelines require verification prior to planting.
Botanical Countries (Non-Native)
Austria, Belgium, British Columbia, California, Czechoslovakia, Denmark, France, Germany, Great Britain, Ireland, Korea, Massachusetts, Myanmar, Netherlands, Newfoundland, Norway, Oregon, Poland, Sweden, Switzerland

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