- Potamogetonaceae, family Potamogetonaceae, pondweed family - plants that grow in ponds and slow streams; sometimes includes family Zosteraceae
--1 is a kind of monocot family, liliopsid family
--1 is a member of Naiadales, order Naiadales, Alismales, order Alismales
--1 has members:pondweed; Potamogeton, genus Potamogeton; Groenlandia, genus Groenlandia; Zostera, genus Zostera