Agaricomycetes

class of basidiomycetes fungi Mushrooms (Agaricomycetes) is a class of organisms united by key anatomical and physiological traits. It contains 22 orders with 2,690 known species. Key order groups include Gilled Mushrooms, Amylocorticiales, Atheliales, Auriculariales, Boletales, and Cantharellales. Among its members, 494 species are currently classified as threatened (Critically Endangered, Endangered, or Vulnerable). It belongs to Club Fungi (Basidiomycota).