Natura - nature Universum - universe see [unranked] Mundus Plinius naturalia - natural bodies Vegetabile Regnum nom. inval. - plant kingdom see Kingdom Plantae Haeckel (1866) Publicae Monoclinia Diffinitas Indifferentismus Class Octandria L. (1735), nom. inval. see Class Octandria L. (1753), nom. inval. Order Octandria Trigynia L. (1735), nom. inval. see Order Octandria Trigynia L. (1753), nom. inval. Genus Polygonum nom. inval. see Genus Polygonum L. (1753) Subgenus Polygonum subg. Helxine nom. inval.