Shiranui ugly mandarin, which is a cross between Kiyomi mandarin orange and Nakano No. 3 ponkan, has a pear-shaped or tall flat round fruit, a large fruit, and a short neck on the pedicle.The surface of the fruit is orange-yellow or orange, and the skin is rough and medium-thick, but it is easy to peel off. The flesh is crisp and juicy, the capsule wall is thin and brittle, the sugar is high and acidic, the taste is moderately sweet, and the flavor is excellent.The nutritional value is also quite high, it is rich in nutrients and trace elements required by the human body, such as vitamins, carbohydrates, carotene, calcium, phosphorus, iron, etc.Its pulp also has the effect of quenching thirst, dissolving phlegm and regulating qi, and its peel can also be used as medicine after drying, and it can be deodorized in the refrigerator.