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 Commelinidae Takht. (1967) see Order Commelinales Mirb. ex Bercht. & J.Presl (1820)
               Order Cyperales Juss. ex Bercht. & J.Presl (1820) see Order Poales Burnett (1835)
                 Family Poaceae Barnhart (1895), nom. cons. - grass family
                   01 Genus Panicum L. (1753)
                   02 Genus Poa L. (1753)
                   03 Genus Eragrostis N.M. Wolf (1776)
                   04 Genus Stipa L. (1753)
                   05 Genus Paspalum L. (1759)
                   06 Subfamily Bambusoideae Luerssen (1893)
                   07 Subfamily Panicoideae
                   08 Subfamily Pooideae
                   09 Genus Triticum L. (1753) - wheat
                   10 Genus Oryza L. (1753) - rice
                   11 Genus Zea L. (1753) - maize
                   12 Genus Avena L. (1753) - oats
                   13 Genus Saccharum L. (1753) - sugar-cane
                   14 Genus Sorghum Moench (1794)
                   15 Genus Secale L. (1753) - rye
                   16 Genus Hordeum L. (1753) - barley
                   17 Genus Spinifex L. (1771)