Calvatia arctica is a species of puffball mushroom in the family Agaricaceae. Found in Greenland, it was first described scientifically by Carl Christian Frederic Ferdinandsen and Øjvind Winge in a 1910 publication. Classification:Fungi, Dikarya, Basidiomycota, Agaricomycotina, Agaricomycetes, Agaricomycetidae, Agaricales, Agaricaceae, Calvatia
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