Phylum Magnoliophyta Cronquist, Takht. & Zimmerm. ex Reveal (1996) see Infraphylum Angiospermae auct.
   Class Magnoliopsida Brongn. (1843)
     Subclass Asteridae Takht. (1967) see Superorder Asteranae Takht. (1967)
       Superorder Campanulanae Takht. ex Reveal (1992) see Order Asterales Link (1829)
         Order Stylidiales Takht. ex Reveal (1992) see Order Asterales Link (1829)
           Family Stylidiaceae R.Br. (1810), nom. cons. - trigger-plant family
             Tribe Stylidieae
               Genus Stylidium Sw. ex Willd. (1805), nom. cons.