A fungus of the genus Geastrum, related to and resembling the puffballs and achieving an outer covering that splits open in a starlike kind.
a form of puffball, of genus Geastrum, whose surface splits open in a star-shaped form
A curious fungi of this genus Geaster, where the outer layer splits to the shape of a star, and internal one forms a ball containing the dustlike spores.
a fungi of the genus Geaster; some sort of puffball having a double peridium, the external level which breaks into sections which come to be reflexed, forming a star-like framework about the base of the fungi.
any fungus for the family members Geastraceae; in form recommending a puffball whoever external peridium splits in to the form of a star