Flora Europaea Haeckel (1866) - plants
   Spermatophyta Goebel (1882) see Phylum Spermatophyta Goebel (1882)
     Gymnospermae see Infraphylum Gymnospermae auct.
       Gnetopsida Eichler ex Kirpot. (1884)
         Family Ephedraceae Dumort. (1829), nom. cons. - Mormon-tea family