- Alismataceae, family Alismataceae, water-plantain family - perennial or annual aquatic or marsh plants
--1 is a kind of monocot family, liliopsid family
--1 is a member of Naiadales, order Naiadales, Alismales, order Alismales
--1 has members: Alisma, genus Alisma; Sagittaria, genus Sagittaria