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 Rhoeadales
           Family Papaveraceae Juss. (1789), nom. cons. - poppy family
             1 Genus Papaver L. (1753) - poppies
             2 Genus Glaucium Mill. (1754)
             3 Genus Chelidonium L. (1753) - celandines
             4 Genus Eschscholzia Cham. (1820)
             5 Genus Corydalis DC. (1805) - corydalis
             6 Genus Pseudofumaria Medik.
             7 Genus Ceratocapnos Durieu (1844)
             8 Genus Fumaria L. (1753) - fumitories