Natura - nature
   actualia - actual entities
     Mundus Plinius - physical world
       naturalia - natural bodies
         [Vegetabilia mycetoidea]
           [Kingdom Nematomyci]
             [Circulus Mucedines] see Suborder Mucedines
               [Semicirculus Mucedines polysporae]
                 [Linea Mucedines liberae] see Section Mucedineae liberae Nees
                   [Series Trichomyci] see [unranked] Trichomyci Nees
                     [Anamorph genus Oidium Link (1809), nom. sanct., nom. rej.] see Genus Oidium Link (1824), nom. cons.