MycoKey : the species Calvatia cretacea

Generic short diagnoses: Large, short or long stipitate, squamulose to spinulose puffballs with deteriorating upper peridium exposing the spore mass and without diaphragm; true capillitium abundant, with pores or slits.

Calvatia cretacea - DK: arktisk støvbold

Calvatia cretacea , arktisk støvbold, Kreidewei├čer Grossstæubling
Illustration and © Jens H. Petersen

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