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"]
               ["Affinitas"]
                 [Class "Syngenesia" L. (1735), nom. inval.] see Class Syngenesia L. (1753), nom. inval.
                   [Order "Polygamia necessaria" L. (1735), nom. inval.] see Order Polygamia necessaria L. (1753), nom. inval.
                     01 [Genus "Silphium" nom. inval.] see Genus Silphium L. (1753)
                     02 [Genus "Chrysogonum" nom. inval.] see Genus Chrysogonum L. (1753)
                     03 [Genus "Melampodium" nom. inval.] see Genus Melampodium L. (1753)
                     04 [Genus "Micropus" nom. inval.] see Genus Micropus L. (1753)
                     05 [Genus "Eriocephalus" nom. inval.] see Genus Eriocephalus L. (1753)
                     06 [Genus "Arctotis" nom. inval.] see Genus Arctotis L. (1753)
                     07 [Genus "Osteospermum" nom. inval.] see Genus Osteospermum L. (1753)
                     08 [Genus "Calendula" nom. inval.] see Genus Calendula L. (1753)
                     09 [Genus "Othonna" nom. inval.] see Genus Othonna L. (1753)
                     10 [Genus "Sphaeranthus" nom. inval.] see Genus Sphaeranthus L. (1753)
                     11 [Genus "Milleria" W. Houston, nom. inval.] see Genus Milleria L. (1753)
                     n.0 [Genus "Partheniastrum" J.J. Dillenius, nom. inval.] see Genus Parthenium nom. inval.