Natura - nature actualia - actual entities Mundus Plinius - physical world naturalia - natural bodies ["Vegetabile Regnum" nom. inval. - plant kingdom] see Kingdom Plantae Haeckel (1866) ["Clandestinae"] [Class "Cryptogamia" L. (1735), nom. inval.] see Class Cryptogamia L. (1753) [Order "Arbores" L. (1735), nom. inval.] [Genus "Caprificus" G. Pontedera, nom. inval.] see Genus Ficus nom. inval.