Cyperaceae is a shallow, watery, perennial herb that is eaten as a bulbous vegetable. The ancient name is 凫茈 (凫茈), commonly known as the horseshoe, also known as the chestnut, because it is shaped like a horseshoe, and named after a chestnut. Call it horseshoe, only refers to its appearance; it is like a chestnut, not only in shape, but also in taste, composition, and function are similar to chestnuts, and because it is a result in the mud, it is called the chestnut. The skin is purple-black in color, white in flesh, sweet and succulent, crispy and delicious, and has been known as the underground Sydney for a long time. Northerners regard it as Jiangnan ginseng. As a fruit, it can be counted as a vegetable. It is a popular seasonal product. The original Yangliu Township of Rongjiang County, Anhui Province, is home to the highest quality "Range Township" in China.
It is sweet, crisp, nutritious and contains protein, fat, crude fiber, carotene, vitamin B, vitamin C, iron, calcium, phosphorus and carbohydrates. Can be eaten raw, can also be used to cook, can make starch, but also for traditional Chinese medicine.
Every 100 grams of nutrients
Energy 59 kcal. 1.2 grams of protein. Fat 0.2 g. 14.2 grams of carbohydrates. Dietary fiber 1.1 grams. Vitamin A3 micrograms. Carotene 20 micrograms. Thiamine 0.02 mg. Riboflavin 0.02 mg. Niacin 0.7 mg. Vitamin C7 mg. Vitamin E 0.65 mg. Calcium 4 mg. Phosphorus 44 mg. Potassium 306 mg. Sodium 15.7 mg. Magnesium 12 mg. Iron 0.6 mg. Zinc 0.34 mg. Selenium 0.7 micrograms. Copper 0.07 mg. Manganese 0.11 mg.