Natura - nature
   actualia - actual entities
     Mundus Plinius - physical world
       naturalia - natural bodies
         ["vegetable kingdom"]
           ["Cryptogams"]
             [Class Thallogens Lindl.]
               [Alliance Mycetales Berk. (1857)] see Kingdom Fungi R.T.Moore (1980)
                 ["Suballiance" Lichenales Lindl.]
                   [Order Angiocarpei Schrad.]
                     1 [Tribe Limboriei Fr.]
                     2 [Tribe Trypetheliei Fr.]
                     3 [Tribe Verrucariei Fr.]
                     4 [Tribe Endocarpei]
                     5 [Tribe Sphærophorei Fr.]
                     6 [Tribe Lichinei Mont.]