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"]
                   [Class "Triandria" L. (1735), nom. inval.] see Class Triandria L. (1753), nom. inval.
                     [Order "Triandria Digynia" L. (1735), nom. inval.] see Order Triandria Digynia L. (1753), nom. inval.
                       ["Calyx uniflorus"]
                         01 [Genus "Bobartia" nom. inval.] see Genus Bobartia L. (1753)
                         02 [Genus "Cornucopiae" nom. inval.] see Genus Cornucopiae L. (1753)
                         03 [Genus "Nardus" L. (1735), nom. inval.] see Genus Nardus L. (1753)
                         04 [Genus "Saccharum" nom. inval.] see Genus Saccharum L. (1753)
                         05 [Genus "Phalaris" Plinius, nom. inval.] see Genus Phalaris L. (1753)
                         06 [Genus "Phleum" L. (1735), nom. inval.] see Genus Phleum L. (1753)
                         07 [Genus "Alopecurus" Theophr., nom. inval.] see Genus Alopecurus L. (1753)
                         08 [Genus "Panicum" nom. inval.] see Genus Panicum L. (1753)
                         09 [Genus "Milium" nom. inval.] see Genus Milium L. (1753)
                         10 [Genus "Agrostis" L. (1735), nom. inval.] see Genus Agrostis L. (1753)
                         11 [Genus "Lagurus" nom. inval.] see Genus Lagurus L. (1753)
                         12 [Genus "Dactylis" nom. inval.] see Genus Dactylis L. (1753)