malformalady:The spiny puffball mushrooms(Vascellum curtisii) fruiting body is shaped like a
malformalady: The spiny puffball mushrooms(Vascellum curtisii) fruiting body is shaped like a small ball, 1-2 cm across, but frequently misshapen as a result of clustered growth; densely spiny when young; spines up to 5 mm long, often joined at their tips, and easily rubbing off; in maturity often fairly smooth, with a powdery coating; white becoming pale brown; developing a small hole at the top, through which spore dust escapes -- source link