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 Rhododendroideae see Subfamily Ericoideae Arn. Tribe Rhododendreae see Tribe Rhodoreae (Vent., 1799) DC. ex Duby (1828) Genus Therorhodion (Maxim.) J.K. Small (1914)