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.
                       ["Glumosi spicati"]
                         1.1.0 [Genus "Gramen Sparteum" nom. inval.] see Genus Nardus L. (1735), nom. inval.
                         1.3.0 [Genus "Gramen typhoides" nom. inval.] see Genus Phleum L. (1735), nom. inval.
                         1.4.0 [Genus "alopékouros" Theophr., nom. inval.] see Genus Alopecurus Theophr., nom. inval.