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 "Pentandria" L. (1735), nom. inval.] see Class Pentandria L. (1753), nom. inval.
                     [Order "Pentandria Monogynia" L. (1735), nom. inval.] see Order Pentandria Monogynia L. (1753), nom. inval.
                       ["Monopetalae tetraspermae"]
                         01 [Genus "Heliotropium" Plinius, nom. inval.] see Genus Heliotropium L. (1753)
                         02 [Genus "Myosotis" J.J. Dillenius, nom. inval.] see Genus Myosotis L. (1753)
                         03 [Genus "Lithospermum" Plinius, nom. inval.] see Genus Lithospermum L. (1753)
                         04 [Genus "Anchusa" Hippocrates, nom. inval.] see Genus Anchusa L. (1753)
                         05 [Genus "Cynoglossum" Plinius, nom. inval.] see Genus Cynoglossum L. (1753)
                         06 [Genus "Symphytum" Plinius, nom. inval.] see Genus Symphytum L. (1753)
                         07 [Genus "Pulmonaria" Tournef.] see Genus Pulmonaria L. (1753)
                         08 [Genus "Borrago" Tournef.] see Genus Borago L. (1753)
                         09 [Genus "Lycopsis" Plinius, nom. inval.] see Genus Lycopsis L. (1753)
                         10 [Genus "Echium" Tournef.] see Genus Echium L. (1753)
                         11 [Genus "Asperugo" Tournef.] see Genus Asperugo L. (1753)
                         12 [Genus "Cerinthe" Theophr., nom. inval.] see Genus Cerinthe L. (1753)
                         13 [Genus "Tournefortia" nom. inval.] see Genus Tournefortia L. (1753)