puffballs

'puffballs'

[puffball.n.01] as in: any of various fungi of the family Lycoperdaceae whose round fruiting body discharges a cloud of spores when mature

'puffballs'

[earthball.n.01] as in: any of various fungi of the genus Scleroderma having hard-skinned subterranean fruiting bodies resembling truffles