Amaranth , the original name: amaranth, alias: yanlaihong, old boy, old to young, three-color amaranth, Latin name: Amaranthus tricolor, amaranthaceae, amaranth annual herbs, stout stems, green or red, often branching, hairy or glabrous when young. Amaranth vegetable body is soft and smooth and vegetable flavor, sweet and fragrant in the mouth, and have the effect of moistening the stomach and clearing heat. Also known as "mallard", "crab", "Nymphoides", "Nymphoides peltatum". Some places also known as "red mushroom tiger", Yun Xiangcai, Yun Tiancai, corn dishes, cold dishes, people green, etc., Hubei area called Han Cai.