there is no difference. According to the query of Kyushu Drunk Catering Network, lotus root and lotus root are the same thing, but they have different names. Lotus root is also called lotus root, which is basically edible. Lotus root and its underwater stem are also called lotus root, which belongs to the family Nymphaeaceae, and belong to aquatic vegetables. Lotus root and lotus root are the same food, and lotus root can be cooked in a variety of ways, and can be eaten cold.