Natura - nature
Ref: C. Linnaeus, 1748: 210
   actualia - actual entities
  Ref: A. Voltolini, 2006: 44 (note 19) [assumed position]
     Mundus Plinius - physical world
    Ref: C. Linnaeus, 1758: 5 [indirect position]; 24 Apr 2014.
       naturalia - natural bodies
      Ref: C. Linnaeus, 1758: 6 [implicit position]
         ["Plantes" Adans. (1763), nom. vernac. - plants] see Kingdom Plantae Haeckel (1866)
        Ref: M. Adanson, 1763: 1 [indirect position]
           [Class "Des arbres & des arbrisseaux à fleurs en rose" nom. inval.]
          Ref: P. Tournefort, 1694: 483
             [Section "Des Arbres & des Arbrisseaux à fleur en rose, dont le calice devient un fruit à pepin" nom. inval.]
            Ref: P. Tournefort, 1694: 498
               [Genus "Malus" nom. inval.] see Genus Pyrus nom. inval.
              Ref: P. Tournefort, 1694: 499