living organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Superkingdom Eukaryotae see Domain Eukaryota Chatton, 1925
     Kingdom Plantae Haeckel (1866) - plants
       Subkingdom Embryobionta Cronquist, Takht. & W.Zimm.
         Division Magnoliophyta Cronquist, Takht. & Zimmerm. (1966) see Phylum Magnoliophyta Cronquist, Takht. & Zimmerm. ex Reveal (1996)
           Class Liliopsida Batsch (1802) see Class Magnoliopsida Brongn. (1843)
             Subclass Alismatidae Takht. (1967) see Order Alismatales R.Br. ex Bercht. & J.Presl (1820)
               Order Alismatales R.Br. ex Bercht. & J.Presl (1820)
                 Family Limnocharitaceae Takht. ex Cronquist (1981) - water-poppy family see Family Alismataceae Vent. (1799), nom. cons.
                   Genus Hydrocleys Rich. (1815)
                     Hydrocleys nymphoides (Humb. & Bonpl. ex Willd.) Buch. - waterpoppy