Systema naturæ - nature
   Universum - universe see [unranked] Mundus Plinius
     naturalia - natural bodies
       Regnum Lapideum - mineral kingdom
         Class Petræ - stones
           Order Apyri - stones unchanged by fire
             Genus Amiantus
               1 Amiantus fibris capillaceis flexilibus tenacibus
               1.0 Linum incombustibile see Amiantus fibris capillaceis flexilibus tenacibus
               2 Amiantus fibris capillaceis flexilibus fragilibus
               2.0 Alumen plumos. offic. see Amiantus fibris capillaceis flexilibus fragilibus
               3 Amiantus fibris setosis rigidis
               3.0 Amiantus immaturus see Amiantus fibris setosis rigidis
               4 Amiantus fibris angulosis rigidis
               4.0 Pseudo-amiantus see Amiantus fibris angulosis rigidis