Apioperdon

Apioperdon pyriforme, commonly known as the pear-shaped puffball or stump puffball, is a species of fungus. It is often called Lycoperdon pyriforme, but was transferred to Apioperdon in 2017. It is the only species in the genus. It is a saprobic fungus present throughout much of the world, growing on decaying wood. It is considered a choice edible when still immature and the inner flesh is white....read more on Wikipedia.