- Hydrocharitaceae, family Hydrocharitaceae, Hydrocharidaceae, family Hydrocharidaceae, frogbit family, frog's-bit family - simple nearly stemless freshwater aquatic plants; widely distributed
--1 is a kind of monocot family, liliopsid family
--1 is a member of Naiadales, order Naiadales, Alismales, order Alismales
--1 has members:Hydrocharis, genus Hydrocharis; genus Hydrilla; Limnobium, genus Limnobium; Elodea, genus Elodea, pondweed, ditchmoss; Egeria, genus Egeria; Vallisneria, genus Vallisneria