This is a poisonous mushroom, a poisonous gooseberry.
The poisonous gooseberry is also known as green cap mushroom, ghost pen gooseberry, garlic leaf mushroom, high handle mushroom, poison umbrella.
It is also known as "death cap" in foreign countries. The fruiting body is generally medium-sized. The surface of the cap is smooth, the cap is nearly ovoid to bell-shaped at the beginning of the cap, the surface is grayish brown green, sooty gray-brown to dark greenish gray.
Mycelium flesh white. Mycorrhizal folds white, mycorrhizal stalk white, elongated, cylindrical, base expanded into a ball, internal fluffy to hollow. The butt is large and thick, bract-shaped, white. Mycorrhizal ring white, born in the upper part of the stalk.
Summer and fall in broad-leaved forests on the ground singly or in groups. In the south of Jiangsu, Jiangxi, Hubei, Anhui, Fujian, Hunan, Guangdong, Guangxi, Sichuan, Guizhou, Yunnan and other regions. The fungus is extremely poisonous (according to records, the toxicity of young small organisms will be greater).