WordNet (r) 3.0 (2006):

subdivision Basidiomycota
    n 1: comprises fungi bearing the spores on a basidium; includes
         Gasteromycetes (puffballs) and Tiliomycetes comprising the
         orders Ustilaginales (smuts) and Uredinales (rusts) and
         Hymenomycetes (mushrooms, toadstools, agarics and bracket
         fungi); in some classification systems considered a
         division of kingdom Fungi [syn: Basidiomycota,
         subdivision Basidiomycota, Basidiomycotina,
         subdivision Basidiomycotina]