Phylum Magnoliophyta Cronquist, Takht. & Zimmerm. ex Reveal (1996) see Infraphylum Angiospermae auct. Class Magnoliopsida Brongn. (1843) Subclass Rosidae Takht. (1967) see Superorder Rosanae Takht. (1967) Superorder Rosanae Takht. (1967) Order Rosales Bercht. & J.Presl (1820) Family Rosaceae Juss. (1789), nom. cons. - rose family Subfamily Potentilloideae see Tribe Potentilleae Tribe Potaninieae see Family Rosaceae Juss. (1789), nom. cons. Genus Potaninia Maxim. (1881)