Natura - nature
   actualia - actual entities
     Mundus Plinius - physical world
       naturalia - natural bodies
         ["Vegetabile Regnum" nom. inval. - plant kingdom] see Kingdom Plantae Haeckel (1866)
           ["Publicae"]
             ["Monoclinia"]
               ["Diffinitas"]
                 ["Indifferentismus"]
                   01 [Class "Monandria" L. (1735), nom. inval.] see Class Monandria L. (1753), nom. inval.
                   02 [Class "Diandria" L. (1735), nom. inval.] see Class Diandria L. (1753), nom. inval.
                   03 [Class "Triandria" L. (1735), nom. inval.] see Class Triandria L. (1753), nom. inval.
                   04 [Class "Tetrandria" L. (1735), nom. inval.] see Class Tetrandria L. (1753), nom. inval.
                   05 [Class "Pentandria" L. (1735), nom. inval.] see Class Pentandria L. (1753), nom. inval.
                   06 [Class "Hexandria" L. (1735), nom. inval.] see Class Hexandria L. (1753), nom. inval.
                   07 [Class "Heptandria" L. (1735), nom. inval.] see Class Heptandria L. (1753), nom. inval.
                   08 [Class "Octandria" L. (1735), nom. inval.] see Class Octandria L. (1753), nom. inval.
                   09 [Class "Enneandria" L. (1735), nom. inval.] see Class Enneandria L. (1753), nom. inval.
                   10 [Class "Decandria" L. (1735), nom. inval.] see Class Decandria L. (1753), nom. inval.
                   11 [Class "Dodecandria" L. (1735), nom. inval.] see Class Dodecandria L. (1753), nom. inval.
                   12 [Class "Icosandria" L. (1735), nom. inval.] see Class Icosandria L. (1753), nom. inval.
                   13 [Class "Polyandria" L. (1735), nom. inval.] see Class Polyandria L. (1753), nom. inval.