Phylum Magnoliophyta Cronquist, Takht. & Zimmerm. ex Reveal (1996) see Infraphylum Angiospermae auct. Class Liliopsida Batsch (1802) see Class Magnoliopsida Brongn. (1843) Subclass Aridae Takht. (1997) see Order Alismatales R.Br. ex Bercht. & J.Presl (1820) Superorder Aranae Thorne ex Reveal (1992) see Order Alismatales R.Br. ex Bercht. & J.Presl (1820) Order Arales Juss. ex Bercht. & J.Presl (1820) see Order Alismatales R.Br. ex Bercht. & J.Presl (1820) Family Araceae Juss. (1789), nom. cons. - Arum family Subfamily Monsteroideae Engl. Genus Gonatopus Hook.f. ex Engl., in A.DC. & A.C. de Candolle (1879)