Flora van Nederland Haeckel (1866) - plants
   Division Spermatophyta Goebel (1882) see Phylum Spermatophyta Goebel (1882)
     Subdivision Angiospermae J. Lindley (1830) see Infraphylum Angiospermae auct.
       Class Dicotyledones see Class Magnoliopsida Brongn. (1843)
         Order Fagales Engl. (1892)
           Family Fagaceae Dumort. (1829), nom. cons. - beech family
             Genus Quercus L. (1753) - oak
               Quercus cerris L. - European turkey oak