[plants] Haeckel (1866) - plants
Count: 1p;9c;77o;471f;5271g;2s; ‡2g; †3o;2f;7g
   vascular plants see Phylum Tracheophyta Sinnott ex Caval.-Sm. (1998)
  Count: 9c;76o;470f;5265g;2s; ‡2g; †3o;2f;7g
     euphyllophytes see Clade Euphyllophyta Lecointre & Le Guyader 2006 [Cantino & Donoghue 2020]
    Count: [f] 8c;73o;467f;5258g;2s; ‡2g; †1o;2f;6g
       "Moniliformopses" Kenrick & P.R.Crane (1997), nom. inval. - ferns see Infraphylum Moniliformopses Kenrick & P.R.Crane (1997), nom. inval.
      Count: [g] 4c;11o;37f;242g; †1o;1f;4g
         Class Equisetopsida C.Agardh (1825) - horsetails see Subclass Equisetidae Warm. (1883)
        Count: [g] 1o;1f;1g; †1o;1f
           Order Equisetales DC. ex Bercht. & J.Presl (1829)
          Count: [g] 1f;1g
             Family Equisetaceae Michx. ex DC. (1804) - horsetails
            Count: [g] 1g
               Genus Equisetum L. (1753)
              Count: -