Kingdom [Plantae] Haeckel (1866) - plants
   Division Pteridophyta Schimp. (1879) see Subphylum Pteridophytina (Eichler) Cavalier-Sm. (1998)
     Class Lycopsida - club-mosses see Class Lycopodiopsida Bartl. (1830)
       Order †Miadesmiales Thomas & Brack-Hanes (1984), nom. nud. [monotypic] see Order Miadesmiales Doweld (2001)
         1 Family †Miadesmiaceae G.M. Smith (1938)