You said this kind of leaves is mistletoe leaves, Shell family deciduous trees, also known as Quercus, oak, big leaf Polo, etc., the leaves of mistletoe, with blood, facilitate urination, and some other medicinal effects, the leaves contain protein 14.9%, can raise Quercus serrata; seeds containing starch 58.7%, containing tannins 5.0%, can be brewed or for fodder, mistletoe in the northern region of China, and Henan, Hebei, Shandong, Shanxi and other provinces in the mountains, common, distributed in Liaoning, Shaanxi, Hunan, Sichuan and other places, using the leaves as bark to spread good noodles, plus stuffing. Most common, distributed in Liaoning, Shaanxi, Hunan, Sichuan and other places, with mistletoe leaves as a skin laying and good noodles, plus filling made of food, the Northeast region called Polo leaf cake, unique flavor, mountainous areas with mistletoe place in general a lot of areas will be used to make food with this leaf is a mountainous area specialties, is not the people of Anshan City, Liaoning Province, can be eaten.