Vegetabilia mycetoidea
   Kingdom Gasteromyci see Class Gasteromycetes Fr. (1821)
     Circulus Geogastri see Section Lycoperdinei
       Metamorphosis
         Series Angiogasteres see Order Angiogastres
           Evolutio
             Genus Cyathus Haller (1768), nom. sanct. - bird's nest fungi