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 "Heptandria" L. (1735), nom. inval.] see Class Heptandria L. (1753), nom. inval. [Order "Heptandria Monogynia" L. (1735), nom. inval.] see Order Heptandria Monogynia L. (1753), nom. inval. 1 [Genus "Trientalis" H.B. Ruppius, nom. inval.] see Genus Trientalis L. (1753) 2 [Genus "Castanea" nom. inval.] 2 [Genus "Esculus" nom. inval.] see Genus Aesculus L. (1753)