Bovista

The giant puff-ball, and the _L. cyathiforme_, where the wall or peridium ruptures irregularly, have been placed in a genus called _Calvatia_; certain other species which are nearly globose, and in which the wall is of a papery texture at maturity, are placed in the genus _Bovista_.

Studies of American Fungi. Mushrooms, Edible, Poisonous, etc. George Francis Atkinson 1886