Wild rice, also known as wild wild rice, also known as wild watermelon, has a green upper part and white teeth at the lower end. It belongs to the fibrous root system of the genus Gramineae and is a perennial aquatic herb. The stems are divided into above-ground stems and underground stems, and the leaves are divided into There are two parts: leaf sheath and blade, panicle-shaped inflorescence. It looks like wild rice and grows scattered in low-lying areas and swamps on the edges of rivers and lakes. It grows in the warm season, and the fleshy tender stems above the ground can be harvested from May to June every year. It is one of the wild aquatic vegetable varieties in spring. Wild rice grows in rivers and ponds. Because the sludge produced is spotless, white and tender, and easy to break, the folk liken it to a delicate baby, so it is also called "Jiaoer vegetable". Delicious and crispy.

Han Yili, the elegant chapter of the Book of Songs, has a poem: What is the meaning of its vines? What are the bamboo shoots and pu. This pu is commonly known as water bamboo by Nanjing people. It is a wild plant in the water and swamps, mostly on the edge of reeds. , relatively seasonal. It is one of the favorite vegetables of Nanjing people, and the wild rice produced in Shazhouwei in Nanjing is classified as top grade. Light, sweet and cool, diuretic and relieves heat.