Phylum Magnoliophyta Cronquist, Takht. & Zimmerm. ex Reveal (1996) see Infraphylum Angiospermae auct.
   Class Magnoliopsida Brongn. (1843)
     Subclass Dilleniidae Takht. ex Reveal & Tahkt. (1993) see Order Dilleniales DC. ex Bercht. & J.Presl (1820)
       Superorder Sarracenianae Thorne ex Reveal (1996) see Order Ericales Bercht. & J.Presl (1820)
         Order Sarraceniales Bromhead (1838) see Order Ericales Bercht. & J.Presl (1820)
           Family Sarraceniaceae Dumort. (1829), nom. cons. - pitcher-plant family
             1 Genus Heliamphora Bentham (1840)
             2 Genus Darlingtonia J. Torrey (1853)
             3 Genus Sarracenia L. (1753)