Central Taxonomic Thesaurus
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  Plantae
      Embryophyta
      Bryophyta
        Musci
            Bryopsida
                            Dicranidae
                    Bryoxiphiales
                    Ditrichales
                    Rhabdoweisiales
                    Scouleriales
                            Drummondiaceae
                            Hymenolomataceae
                                     Hymenoloma
                                             Hymenoloma crispulum