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 dorsates Cavalier-Smith, 2021
                   Clade podiates Cavalier-Smith, 2012
                     [crown] Clade Amorphea Adl et al. 2012 [Simpson, Medina & Adl 2020]
                       [crown] Clade Obazoa Brown, Sharpe, Silberman, Heiss, Lang, Simpson & Roger 2013
                         [crown] Clade Opisthokonta Cavalier-Smith 1987 [Simpson & Medina 2020] - animal-fungal clade
                           Superkingdom Holomycota Liu, Steenkamp, Brinkmann, Forget, Philippe & Lang, 2009
                             [crown] Kingdom Fungi R.T.Moore (1980) - fungi
                               [crown] Subkingdom Dikarya Hibbett, T.Y. James & Vilgalys (2007)
                                 Phylum Ascomycota Caval.-Sm. (1998) - sac fungi
                                   Subphylum Pezizomycotina O.E. Erikss. & Winka (1997)
                                     Class Lecanoromycetes O.E. Erikss. & Winka (1997)
                                       Subclass Lecanoromycetidaeᵀ P.M.Kirk, P.F. Cannon, J.C. David & Stalpers ex Miądl., Lutzoni & Lumbsch (2007)
                                         Order Lecanoralesᵀ Nannf. (1932)
                                           Family Parmeliaceae Zenker (1827)
                                             Genus Cetraria Ach. (1803), nom. cons.
                                               Cetraria cucullata (Bellardi) Ach.
                                               Cetraria glauca (L.) Ach.
                                               Cetraria islandica (L.) Ach.
                                               Cetraria nivalis (L.) Ach.