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Organism
  Fungi
    Dikarya
      Ascomycota
             [Ascomycetes]
             [Ascomycotina]
             [Dematiaceae]
             [Plectascales]
             [Protascales]
        Pezizomycotina
               [Asterinales]
            Lecanoromycetes
                   [Roccellinastraceae]
                   [Umbilicarineae]
              Lecanoromycetidae
                    Lecanorales
                            Psoraceae
                                   [Lecidomataceae]
                                   [Psorulaceae]
                                     Eremastrella
                                     Glypohpeltis
                                     Lecidoma
                                     Protoblastenia
                                             Protoblastenia rupestris
                                             Protoblastenia russellii
                                                   [Psora russellii]
                                     Psora
                                             Psora californica
                                             Psora cerebriformis
                                             Psora crenata
                                             Psora decipiens
                                                   [Lecidea decipiens]
                                             Psora globifera
                                             Psora hyporubescens
                                             Psora icterica
                                             Psora luridella
                                             Psora nipponica
                                             Psora pacifica
                                             Psora peninsularis
                                             Psora pruinosa
                                             Psora testacea
                                             Psora tuckermanii
                                     Psorula