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(First upload on August 6 2011. Last on November 8 2019) [ 日本語 | English ]

Rumex L. (スイバ) suiba (スイバ, 酢葉), (common) sorrel Lifeform: perennial forb (dioecism) with 50-80 cm in height Distribution: temperate regions between Europe and Asia Habitat: sunny arablelands and grasslands as a weed (雑草)

Use: wild vegetable = edible, and medicine Poison: not reported. The leaves and stems contain sugars and fats (→ acidic flavor). The roots contain tannin, Oseille (Fr.) = sorrel, young shoots used for salad

Rumex acetosa in Hokkaido

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5 6 7
[1-3] on July 9 2009. The background is the mouth of Teshio River. [4] along a paved road in Sotogou Park (外濠公園), Tokyo, on November 18 2016. [5] in the a historical place of Kitano purification plant, Kobe, western Japan, on March 16 2019. [6/7] near Ugui River, Esashi, southern Hokkaido, on May 15 2019.