Phylum Magnoliophyta Cronquist, Takht. & Zimmerm. ex Reveal (1996) see Infraphylum Angiospermae auct. Class Liliopsida Batsch (1802) see Class Magnoliopsida Brongn. (1843) Subclass Alismatidae Takht. (1967) see Order Alismatales R.Br. ex Bercht. & J.Presl (1820) Superorder Alismatanae Takht. (1967) see Order Alismatales R.Br. ex Bercht. & J.Presl (1820) Order Cymodoceales Nakai (1943) see Order Alismatales R.Br. ex Bercht. & J.Presl (1820) Family Zannichelliaceae Chevall. (1827), nom. cons. - horned pondweed family see Family Potamogetonaceae Bercht. & J.Presl (1823), nom. cons. Genus Lepilaena J. Drummond ex Harv. (1855)