Amanita spissa f. alba (Bourdot ex E.-J.Gilbert) Veselý, 1933 Dataset GBIF Backbone Taxonomy Rank FORM Classification kingdom Fungi phylum Basidiomycota class Agaricomycetes order Agaricales family Amanitaceae genus Amanita species Amanita excelsa Name Homonyms Amanita spissa var. alba Wichanský Amanita spissa var. alba Quél. Amanita spissa var. alba Coker Amanita spissa f. alba (Bourdot ex E.-J.Gilbert) Veselý Amanita spissa subsp. alba (Gillet) E.-J.Gilbert