Natura - nature
   actualia - actual entities
     Mundus Plinius - physical world
       naturalia - natural bodies
         [crown] Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
           Clade neomura Cavalier-Smith, 1987
             Domain Eukaryota Chatton, 1925 - eukaryotes
               Clade discaria Cavalier-Smith, 2021
                 Clade natates Cavalier-Smith, 2021
                   Clade photaria Cavalier-Smith, 2021
                     Clade eucorta Cavalier-Smith, 2021
                       Superkingdom Corticata Lankester, 1878 - corticates
                         Kingdom Plantae Haeckel (1866) - plants
                           Clade Rhodaria Cavalier-Smith 2021
                             Subkingdom Rhodoplantae G.W.Saunders & Hommers. (2004) [monotypic]
                               Phylum Rhodophyta Wettst. (1901) - red algae
                                 Subphylum Eurhodophytina G.W.Saunders & Hommers. (2004)
                                   Class Bangiophyceae Wettst. (1901)
                                     Order Bangialesᵀ Nägeli (1847) [monotypic]
                                       Family Bangiaceaeᵀ Derbès & Solier (1857), nom. cons.
                                         Genus Porphyra C.Agardh (1824), nom. cons.
                                           Porphyra abyssicola Kjellman (1883)
                                           Porphyra amethystea Kütz. (1843)
                                           Porphyra amplissima (Kjellman) Setchell & Hus (1900)
                                           Porphyra carolinensis J. Coll & J. Cox (1977)
                                           Porphyra dioica J. Brodie & L.M. Irvine (1997)
                                           Porphyra drachii J. Feldmann (1978)
                                           Porphyra helenae A.D. Zinova (1948)
                                           Porphyra insolita P. Kornmann & P.-H. Sahling (1991)
                                           Porphyra leucosticta Thuret (1863)
                                           Porphyra linearis Grev. (1830)
                                           Porphyra nereocystis C.L. Anderson
                                           Porphyra purpurea (Roth) C.Agardh (1824)
                                           Porphyra rosea
                                           Porphyra umbilicalis (L.) J.Agardh
                                           Porphyra yezoensis Ueda