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 "Hexandria" L. (1735), nom. inval.] see Class Hexandria L. (1753), nom. inval. [Order "Hexandria Monogynia" L. (1735), nom. inval.] see Order Hexandria Monogynia L. (1753), nom. inval. ["Fl. Completus"] [Genus "Sebestena" J.J. Dillenius, nom. inval.] see Genus Lithocardium nom. inval.