[plants] Haeckel (1866) - plants
   Charophyta Migula (1889)
     Order Charales Lindl. (1836) - stoneworts
       Family Characeae Agardh (1824) - stoneworts
         1 Genus Chara L. (1753)
         2 Genus Lamprothamnium J.Groves (1916)
         3 Genus Lychnothamnus (F.J. Ruprecht) A.Braun (1857)
         4 Genus Nitellopsis Hy (1889)
         5 Genus Nitella C.Agardh (1824)
         6 Genus Tolypella (A.Braun) A.Braun (1857)