What is another word for sour grass?
Pronunciation: [sˈa͡ʊ͡ə ɡɹˈas] (IPA) 
Sour grass has several synonyms, depending on the region and language. In North America, it's commonly known as wood sorrel due to its leaves' heart shape. Another synonym is oxalis, which is derived from the Greek word for "sour," referring to the plant's acidic taste. In some parts of the world, it's called shamrock, which is a symbol of Ireland. In India, the plant is known as pulicha keerai, which means sour greens in Tamil. Finally, in South Africa, it's called suring, which means sour in Afrikaans. Despite its many names, the plant contains high levels of vitamin C and is used in salads, soups, and stews.
