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 Centrospermae
           Family Portulacaceae Juss. (1789), nom. cons. - purslane family
             Genus Claytonia L. (1753)
               Claytonia perfoliata Donn ex Willd. (1798) - miners lettuce