Rumex acetosa

Rumex acetosa, Common Sorrel or Suiba(scientific name: Rumex acetosa) is a wild perennial herb native to temperate regions of the Northern Hemisphere, belonging to the genus Rumex in the family Polygonaceae. Its stem leaves are used as a vegetable. The leaves are oblong-ovate and the stems and leaves wrap around the stems like a hug. It is dioecious, and the male flower spikes are more dense than those of the female plants. The male flowers are whitish and the female flowers are reddish in color.
It is commonly preserved in salted water and cooked in oil after removing the salt. However, eating too much of it is said to be bad for your health.

Common name: Rumex acetosa, Scientific name: Rumex acetosa L., Alias: Common Sorrel , Suiba (Japanese), Origin: Northern Hemisphere Temperate zone, habitat distribution: Hokkaido to Kyushu in Japan, environment: roadside, primitive life type: wild perennial herb, plant height: 50-80 cm, leaf shape: arrowhead type, foliage wraps like a stem, leaf order: Alternation, heterosexual, Flower inflorescence: conic inflorescence, inflorescence length: 20-30 cm, flowering period: May-August, flower color: reddish (female), whitish (male), flower diameter: 0.3 cm, fruit type : Fruit, fruit length: 0.7 cm, name origin: sour stem and leaves, use: edible (harmful if eaten in large quantities).

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