Lotus root is an enlarged part of the underground stem of lotus root, belonging to Nymphaeaceae. Lotus root is mainly distributed in the Yangtze River basin and southern provinces, and can be mined in autumn, winter and early spring.

Lotus root is short cylindrical, with thick skin, smooth gray or silver gray, and white inside; The center of the node is enlarged, and there are several channels of different sizes in it, which are symmetrically arranged; Lotus root, heavy and crisp, is divided into two categories: the first category is lotus seed. Its rhizome is fat, its skin is white, its meat is crisp and tender, its taste is sweet, its yield is high, and there are not many lotus seeds. The second kind is the lotus seed, which is small in size, slightly gray in meat and poor in quality, but more solid, mainly picking lotus seeds.

Lotus root, as a vegetable, is mainly used for. Lotus root, slightly sweet and crisp, very refreshing. Can be eaten raw or cooked, and has high medicinal value. It is a good food and nourishing treasure for the elderly, women and children and the infirm.