[plants] Haeckel (1866) - plants
   vascular plants see Phylum Tracheophyta Sinnott ex Caval.-Sm. (1998)
     euphyllophytes see Clade Euphyllophyta Lecointre & Le Guyader 2006 [Cantino & Donoghue 2020]
       Spermatophyta Britton & Brown 1896 [Crane & Kenrick 1997], nom. cl. inval. - seed plants see Clade Spermatophyta Britton & Brown 1896 [Cantino, Doyle & Donoghue 2020]
         Class Magnoliopsida Brongn. (1843)
           Monocotyledons see Superorder Lilianae Takht. (1967)
             Commelinids see Clade Commelinidae Takhtajan 1967 [Graham, Saarela & Judd 2020]
               Order Poales Burnett (1835) - grasses
                 Family Gramineae Juss. (1789), nom. cons. see Family Poaceae Barnhart (1895), nom. cons.
                   1.1 Subfamily Anomochlooideae
                   1.2 Subfamily Pharoideae
                   1.3 Subfamily Puelioideae
                   1.4 Subfamily Bambusoideae Luerssen (1893)
                   2 Subfamily Ehrhartioideae nom. null. see Subfamily Ehrhartoideae
                   2.0 Subfamily "Ehrhartioiodeae" nom. null. see Subfamily Ehrhartoideae
                   3 Subfamily Pooideae
                   4 Subfamily Centothecoideae
                   5.1.1 Subfamily Danthonioideae
                   5.1.2 Subfamily Aristidoideae
                   5.2 Subfamily Arundinoideae
                   5.3 Subfamily Micrairoideae
                   6 Subfamily Chloridoideae
                   7 Subfamily Panicoideae