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
                           Subkingdom Viridiplantae Caval.-Sm. (1981) - green plants
                             Phylum Chlorophyta Pascher (1914) [coordinate rank] - green algae
                               "core chlorophytes"
                                 Class Chlorophyceae Wille (1884) - chlorophytes
                                   Order Sphaeropleales Luerssen (1877)
                                     Family Hydrodictyaceae Dumort.
                                       Genus Pediastrum F.J.F. Meyen (1829)
                                         Pediastrum araneosum (Raciborski, 1889) G.M. Sm. (1916)
                                         Pediastrum bidentulum A.Braun
                                         Pediastrum biwae
                                         Pediastrum kawraiskyi Schmidle (1879)
                                         Pediastrum muticum F.T. Kⁿtzing (1849)
                                         Pediastrum obtusum R. Lucks (1908)
                                         Pediastrum sculptatum
                                         Pediastrum tetras (Ehrenberg, 1838) Ralfs ex Ralfs
                                         Pediastrum tetrax
                                         01 Pediastrum angulosum (C.G. Ehrenberg, 1834) G. Meneghini, 1840 ex Ralfs
                                         02 Pediastrum bijuga
                                         03.1 Pediastrum biradiatum F.J.F. Meyen, 1829 ex Ralfs
                                         03.2 Pediastrum braunii Wartmann (1862)
                                         04 Pediastrum boryanum (P.J.F. Turpin, 1820) G. Meneghini, 1840 ex Ralfs
                                         05 Pediastrum conchense P. González
                                         06 Pediastrum contiguum P. González
                                         07 Pediastrum duplex F.J.F. Meyen (1829)
                                         08 Pediastrum ellipticum (Ehrenberg, 1838) Hassall ex Ralfs
                                         09 Pediastrum gracillimum Thunmark (1945)
                                         10 Pediastrum integrum C.W. von Nägeli (1849)
                                         11 Pediastrum orbitale Komárek (1983)
                                         12 Pediastrum simplex F.J.F. Meyen, 1829 ex Ralfs
                                         13 Pediastrum tricyclium Hassall ex Ralfs
                                         14 Pediastrum willei Comas Gonzalez et al. (2006)