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Persicaria attenuata

Hairy Knotweed, Watersmart Weed
Also known as: Polygonum articulatum R.Br. +4 more
  • Polygonum articulatum R.Br.
  • Polygonum attenuatum R.Br.
  • Polygonum australe Spreng.
  • Polygonum brownii F.Dietr.
  • Polygonum pulchrum subsp. hallieri Danser

Persicaria attenuata (commonly known as Hairy Knotweed or Watersmart Weed) is a plant belonging to the Polygonaceae family. Indigenous to Tropical Asia and Australasia, this species is primarily associated with seasonally dry tropical conditions.

Macro Climate
Tropical
Plant Type
Unclassified

Native Range

Continents (WGSRPD)
ASIA-TROPICAL, AUSTRALASIA
Regions (WGSRPD)
Australia, Malesia, Papuasia
Botanical Countries (WGSRPD L3)
Lesser Sunda Is., New Guinea, New South Wales, Northern Territory, Queensland, South Australia, Victoria, Western Australia

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)
Vanuatu

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