Systema naturæ - nature
   Universum - universe see [unranked] Mundus Plinius
     naturalia - natural bodies
       Regnum Vegetabile L. (1735), nom. inval. - plant kingdom see Kingdom Plantae Haeckel (1866)
         Clandestinæ
           Class Cryptogamia L. (1735), nom. inval. see Class Cryptogamia L. (1753)
             Order Algae L. (1735), nom. inval. see Order Algae L. (1753)
               1 Genus Fucus Tourn. (1694), nom. inval. see Genus Fucus L. (1753)
               2 Genus Ulva J. Ray, nom. inval. see Genus Ulva L. (1753)
               3 Genus Hydrophace Buxbaum, nom. inval.
               4 Genus Lemna nom. inval.
               4.0.1 Genus Lenticula P.A. Micheli, nom. inval. see Genus Lemna nom. inval.
               4.0.2 Genus Lenticularia P.A. Micheli, nom. inval. see Genus Lemna nom. inval.
               5 Genus Chara J. Ray, nom. inval. see Genus Chara L. (1753)
               5.0 Genus Hippuris J.J. Dillenius, nom. inval. see Genus Chara J. Ray, nom. inval.
               6 Genus Conferva J. Ray, nom. inval. see Genus Conferva L. (1753)