[plants] Haeckel (1866) - plants
   vascular plants see Phylum Tracheophyta Sinnott ex Caval.-Sm. (1998)
     lycophytes see Subphylum Lycophytina "Banks, 1968"
       Class Lycopodiopsida Bartl. (1830)
         Order Lycopodiales DC. ex Bercht. & J.Presl (1820)
           Family Lycopodiaceae P.Beauv. ex Mirb. (1802) - clubmosses
             1.1 Genus Huperzia Bernh. (1801)
             1.2 Genus Lycopodiella Holub (1964)
             1.3 Genus Lycopodium L. (1753)
             1.4 Genus Pseudolycopodiella Holub
             2 Genus Phylloglossum Kunze (1843)