Psilocybe tenax Fr. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Fungi phylum Basidiomycota class Agaricomycetes order Agaricales family Hymenogastraceae genus Psilocybe species Psilocybe tenax Name Synonyms Psilocybe tenax (Fr.) Kühner & Romagn. Homonyms Psilocybe tenax Fr. Psilocybe tenax (Fr.) Kühner & Romagn.