- Zannichelliaceae, family Zannichelliaceae - alternative classification for some genera included in Potamogetonaceae; one species
--1 is a kind of monocot family, liliopsid family
--1 is a member of Naiadales, order Naiadales, Alismales, order Alismales
--1 has members: Zannichellia, genus Zannichellia