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 Campanulales Juss. ex Bercht. & J.Presl (1820) see Order Asterales Link (1829)
           Family Compositae Giseke (1792), nom. cons.
             Genus Crepis L. (1753)
               1 Crepis paludosa (L.) Moench (1794)
               2 Crepis foetida L. - stinking hawksbeard
               3 Crepis setosa Haller f. (1797) - bristly hawksbeard
               4 Crepis vesicaria L. - beaked hawksbeard
               5 Crepis tectorum L. - narrowleaf hawksbeard
               6 Crepis capillaris (L.) Wallr. (1840) - smooth hawksbeard
               7 Crepis biennis L. - rough hawksbeard