"Apioperdon pyriforme", commonly known as the pear-shaped puffball or stump puffball, is a saprobic fungus present throughout much of the world. Emerging in autumn, this puffball is common and abundant on decaying logs of both deciduous and coniferous wood.
Similar species: Agaricales
By Matthew Beziat
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Uploaded Jan 13, 2026. Captured Sep 18, 2025 18:29 in V6Q3+VH Kettering, MD, USA.