Natura - nature
   actualia - actual entities
     Mundus Plinius - physical world
       naturalia - natural bodies
         Biota
           "neomura"
             Domain Eukaryota Chatton, 1925 - eukaryotes
               "neokaryotes" - mitochondrial eukaryotes
                 "neozoa"
                   Superkingdom Corticata Lankester, 1878
                     Kingdom Plantae Haeckel (1866) - plants
                       Subkingdom Viridiplantae Caval.-Sm. (1981) - green plants
                         Infrakingdom Streptophyta C. Jeffrey (1967)
                           Superphylum Embryophyta
                             "polysporangiophytes"
                               Phylum Tracheophyta Sinnott ex Caval.-Sm. (1998) - vascular plants
                                 Subphylum Euphyllophytina
                                   Infraphylum "Radiatopses" Kenrick & Crane (1997)
                                     "lignophytes"
                                       Class Spermatopsida
                                         "core seed plants"
                                           Subclass Magnoliidae Novák ex Takht. (1967) - angiosperms
                                             "core angiosperms"
                                               Superorder Lilianae Takht. (1967) - monocots
                                                 Order Asparagales Bromhead (1838)
                                                   Family Orchidaceae Juss. (1789) - orchid family
                                                     Subfamily Orchidoideaeᵀ
                                                       Tribe Diurideae Endl. ex Butzin (1971)
                                                         Subtribe Diuridinaeᵀ Lindl. ex Meisn. (1842)
                                                           1 Genus Diurisᵀ J.E. Smith (1798)