Fruit body Rounded puffball lacking a sterile base (attached directly to substrate via white mycelial threads). Grey-lilac when young becoming brownish, outer surface covered
in fine spines forming pyramidal warts that disappear with maturity. From 1–3cm Gleba The spores are enclosed within the fruit body (endoperidium), an irregularly shaped
pore (ostiole) develops when spores are mature. Internal spore-bearing material is white and fleshy when young becoming purplish brown with maturity.