calvatia

from The Century Dictionary.

• noun A genus of gaster-omycetous fungi of the order Lycoperdales.

from the GNU version of the Collaborative International Dictionary of English.

• noun a genus of puffballs having outer casings whose upper parts break at maturity into angular pieces to expose the spores.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun genus of puffballs having outer casings whose upper parts break at maturity into angular pieces to expose the spores