[Regnum Vegetabile] L. (1753), nom. inval. - plant kingdom see Kingdom Plantae Haeckel (1866)
Status: extant
   Class Tetrandria L. (1753), nom. inval.
  Status: extant
     Order Tetrandria Tetragynia L. (1753), nom. inval.
    Status: extant
       Genus Tillaea L. (1753) see Genus Crassula L. (1753)
      Status: extant