It looks like puffballs are commonly known as "cow dung mushrooms" or "horse hoof buns". In some places, they are called medicine buns and flattery buns.

This is a similar picture (it may not all look like what you see, there are many different estimates in Baidu pictures related to the species)

The genus Danzi Fungus Puffidae. It is white in color when tender, round and spherical like a mushroom, but larger, delicious and edible, and as tender as tofu. When old, it becomes brown and soft, with dust flying out when playing, and the inside is like a sponge.

Growing environment

Mostly grown in rotten places in gardens, on rotten wood in wetlands, harvested in summer. The big one is like fighting, the small one is like rising. [2]?

Variety distribution

The peeling puffball: mainly distributed in Inner Mongolia, Hebei, Shaanxi, Gansu, Xinjiang, Jiangsu, Anhui, Hubei, Hunan, Guizhou and other places.

Puffball: Mainly distributed in Liaoning, Inner Mongolia, Hebei, Shanxi, Gansu, Xinjiang, Qinghai, Jiangsu and other places.

But I don’t know what kind of variety you have in the picture. For details, please refer to Baidu Encyclopedia (/view/20336.htm?fr=aladdin)