fruitbody basidiocarp A large fruiting body that is composed of masses of intertwined hyphal elements and produces basidia and basidiospores. The basidiocarp is characteristic of the majority of fungi of the subphylum Basidiomycotina, in which it is the site of karyogamy and meiosis. Mushrooms and toadstools are common examples. BTO:0000114 FAO:0000012 FAO:0001024 fungal_anatomy_ontology mushroom