[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
Count: 4k28c100o371f193g28s; †9o1g
   Kingdom Plantae Haeckel (1866) - plants
  Count: -
     Division Tracheophyta see Phylum Tracheophyta Sinnott ex Caval.-Sm. (1998)
    Count: -
       Subdivision Sphenophytina see Class Equisetopsida C.Agardh (1825)
      Count: -
         Class Equisetinae
        Count: -
           1 Order Equisetales DC. ex Bercht. & J.Presl (1829)
          Count: -
           2 Order †Hyeniales W.Zimm. (1930) see Order Cladoxylales W.Zimm. (1930)
          Count: -
           3 Order †Sphenophyllales Wettst. (1903)
          Count: -
           4 Order †Calamitales Eichwald (1852) see Order Equisetales DC. ex Bercht. & J.Presl (1829)
          Count: -