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 Theanae R.Dahlgren ex Reveal (1993) see Order Ericales Bercht. & J.Presl (1820) Order Elatinales Nakai (1949) see Order Malpighiales Juss. ex Bercht. & J.Presl (1820) Family Elatinaceae Dumort. (1829), nom. cons. - waterwort family Genus Elatine L. (1753) Elatine alsinastrum L. (1753)