Calvatia cyathiformis
The Purple-spored Puffball
This mushroom appears in late summer and early fall after hard rains; will over winter
and become vase-shaped, sometimes retaining its spores.
INDIANA MUSHROOMS
When found solid and pure white within, this is an excellent edible
mushroom.
Prepare as you would the giant puffball.
Spores (3.5-7.5 µ; round, spiny)
of Calvatia cyathiformis.