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 Ericanae Takht. (1967) see Order Ericales Bercht. & J.Presl (1820)
         Order Ericales Bercht. & J.Presl (1820)
           Family Ericaceae Juss. (1789), nom. cons. - heath family
             Subfamily Monotropoideae Arn.
               Tribe Pterosporeae
                 1 Genus Pterospora Nutt. (1818)
                 2 Genus Sarcodes Torrey (1851)
                 3 Genus Allotropa J. Torrey & A.Gray (1858)