living organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Superkingdom Eukaryotae see Domain Eukaryota Chatton, 1925
     Kingdom Plantae Haeckel (1866) - plants
       Subkingdom Embryobionta Cronquist, Takht. & W.Zimm.
         Division Bryophyta A.Braun (1864) - mosses and liverworts see Phylum Bryophyta A.Braun (1864)
           Class Bryopsida McClatchie (1897) - mosses
             Subclass Bryidae Engl. (1892) - mosses
               Superorder Haplolepideae see Subclass Dicranidae Doweld (2001)
                 Order Grimmiales M. Fleisch.
                   Family Grimmiaceae Arn.
                     Genus Rhacomirium nom. null. see Genus Rhacomitrium
                       Rhacomirium canescens see Rhacomitrium canescens
                       Rhacomirium lanuginosum see Rhacomitrium lanuginosum