[Wikipedia] Asia native, Description, Distribution, Habitat, Uses: Persicaria capitata, the pink-headed persicaria,[2] pinkhead smartweed,[3] pink knotweed, Japanese knotweed, or pink bubble persicaria, is an Asian species of plants in the genus Persicaria within the buckwheat family. It is native to Asia (China, Indian Subcontinent, Indochina)[4] and grown as an ornamental in other countries. It has become naturalized in Australia, South Africa and a few scattered locations in the Americas.[5][6][7]
Description
Persicaria capitata is a prostrate herb.[6] The leaves are 1 to 6 cm long, 0.7 to 3 cm wide with pink to red bands or blotches and short scattered hairs.[6] The spikes are 5 to 10 mm long and 5 to 7 mm in diameter.[4]
Distribution and habitat
Persicaria capitata is a native of Asia. It has naturalised in parts of Australia[6] and North America.[3] Between 2008 and 2013 it has been recorded as an invasive plant in Ireland from the Counties Fermanagh, Kilkenny, Wexford and Mayo.[8]
Uses
Persicaria capitata has been widely used in China in the treatment of various urologic disorders including urinary calculi and urinary tract infections.[9] (link added by Mary Ann Machi)
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Suggested Citation
Calflora:
Information on California plants for education, research and conservation,
with data contributed by
public and private institutions and individuals.
[web application]. 2024. Berkeley, California:The Calflora Database
[a non-profit organization].Available:
https://www.calflora.org/(Accessed: 12/11/2024).