Collection location: Madison Heights, Pasadena, California, USA [Click for map]
GEN: medium puffball
CAP: relatively smooth, mottled brownish, round, ~60mm wide, base obtuse but not sterile, skin v thin, rupturing irregularly at top, apparently no root (was free of the ground when I found it)
FLESH: no structure visible, spore mass (medium ochre brown, powdery, soft)
SPORE: brown, smooth, ellip to tear-drop, apic, no texture visible inside, 4.9-6.5×3.6-4.3um
NOTES: More notes here.
Is this a Bovista?