Natura - nature
   actualia - actual entities
     Mundus Plinius - physical world
       naturalia - natural bodies
         "Lapideum Regnum" nom. inval. - mineral kingdom
           Class "Petrae" - stones
             Order "Apyri" - stones unchanged by fire
               Genus "Ollaris"
                 1 "Ollaris fibris acerosis friabilibus"
                 2 "Ollaris fibris acerosis rigidis"
                 3 "Ollaris fibris e centro radiatis"
                 4 "Ollaris fibris fasciculatim inflexis"