Natura - nature
   actualia - actual entities
     Mundus Plinius - physical world
       naturalia - natural bodies
         ["Plantes" Adans. (1763), nom. vernac. - plants] see Kingdom Plantae Haeckel (1866)
           [Family "Byſſi" Adans. (1763), orth. inval.] see Family Byssaceae Adans. (1763)
             1 [Section "A Filets articulés"]
             2 [Section "A Filets non articulés, ou en pouſſière"]