When Guo Moruo visited Zhangjiakou, he wrote a jingle: "Mushrooms are famous all over the world, and I don't know why they are called Tricholoma. It turns out that Zhangjiakou produces many mushrooms. " In China, Tricholoma is mainly produced in Bashang grassland near Inner Mongolia and Zhangjiakou, which is the starting point of Beijing-Zhangjiakou railway, the transportation hub leading to the hinterland of Inner Mongolia and the distribution center of grassland materials.

Lentinus edodes (Latin name: Lentinus edodes), commonly known as Lentinus edodes, Lentinus edodes, Lentinus edodes, Lentinus edodes, Lentinus edodes, Lentinus edodes, Lentinus edodes, Lentinus edodes, Lentinus edodes, Lentinus edodes, Lentinus edodes, Lentinus edodes, Lentinus edodes, Lentinus edodes, Lentinus edodes, Lentinus edodes, Lentinus edodes, Lentinus edodes.

Morphological characteristics:

The fruiting body of Lentinus edodes is solitary, clustered or clustered, and the fruiting body is medium to slightly larger. The diameter of the cap body is 5- 12cm, sometimes up to 20cm. It is hemispherical when it is young, and then flat to slightly flat. The surface is rhombic, light brown, dark brown to dark cinnamon, with dark scales in the middle and dirty white hairy or flocculent scales at the edges. Mushroom meat is white, slightly thick or thick, thin and fragrant.

When I was a child, the edge rolled in, with white or yellow-white fluff, which disappeared as I grew up. There are toadstools under the cap, and then they break to form an incomplete ring. After aging, the edge of the cover will crack backwards. The folds are white, dense and curved, with different lengths. The stipe is usually partial, white and curved, 3-8 cm long and 0.5- 1.5 cm thick. There are ciliated scales under the stipe, and there are fibers and solids inside. The fungus ring is easy to disappear, white.