The infertile fruiting body was near spherical or amorphous mass. 7 36cm in diameter, hard surface, yellowish brown to black, with obvious uneven cracked small pieces. The flesh of the fungus is yellowish brown and the mycelium is a two-line mycelium system. Reproductive mycelia are light yellow, septate, no lock-like association, 4-6 ?m in diameter. The skeleton mycelium is bristly, yellowish brown, 5 6?m in diameter, and it is difficult to find the fruition body. The bacteria flesh tissue is composed of brown setae mycelia and light yellow reproductive mycelia, with thick walls, slight and ambiguous bad lines, bright yellowish brown, setae body dark brown.How is Betula blazer preserved? The birch velvet needs to be cut into small pieces and dried thoroughly before being stored. The proper place for storing birch velvet should be in a cool, ventilated and dry place. Birch velvet can not be stored with iron products. It can be stored in glass or ceramic vessels, which need to be tightly covered, or in paper bags, but pay attention to the storage environment because the paper bag will be affected by humidity and temperature. 4. Cut the velvet into small pieces and put it in warm water for ten minutes. Add milk and sugar and drink. 3. After soaking birch velvet in water for two hours, cook it with low heat for two hours, keep it sealed for one day, use cloth filtrate, then add appropriate aloe vera juice and honey, and store it for four hours before taking. 2. Take it orally at the end of grinding: The easiest way to eat it is to grind it into a fine powder and then take it orally. If necessary, it can be air-dried and then broken directly into a cooking machine. After making it into powder, remove it. About 10 grams at a time, directly in the mouth, no more than 15 grams. Take it with warm water once or twice a day. How to eat Betula blazer? 1. Drink it in water: If you need to eat it, wash it, cut it into small pieces about one centimeter, put it into a clean cup, pour it into boiling water about 80 degrees, soak it for five or six minutes, then take out the soup and drink it directly.