noun
sorrel; common sorrel; garden sorrel; spinach dock
Refers to the plant Rumex acetosa, a perennial herb with sour-tasting leaves used in cooking and salads.
スイバの葉は酸っぱくて、サラダに使われることがあります。
Sorrel leaves are sour and are sometimes used in salads.
春になると、道端にスイバが生えてきます。
In spring, sorrel grows along the roadside.
The name スイバ (酸葉) literally means 'sour leaf', referring to the plant's characteristic acidic taste. The exact historical derivation is uncertain.