Lycoperdaceae - a fungus family belonging to the order Lycoperdales; includes puffballsLycoperdales, order Lycoperdales - small order of basidiomycetous fungi having fleshy often globose fruiting bodies; includes puffballs and earthstars puffball, true puffball - any of various fungi of the family Lycoperdaceae whose round fruiting body discharges a cloud of spores when mature Calvatia, genus Calvatia - genus of puffballs having outer casings whose upper parts break at maturity into angular pieces to expose the spores |