1. (noun) submerged freshwater perennials

• ditchmoss
• elodea
• genus elodea

1. (noun) any of several submerged or floating freshwater perennial aquatic weeds belonging to the family Potamogetonaceae

• aquatic plant
• hydrophyte
• hydrophytic plant
• water plant

2. (noun) submerged freshwater perennials

• liliopsid genus
• monocot genus

1. (noun) any of several submerged or floating freshwater perennial aquatic weeds belonging to the family Potamogetonaceae

• curled leaf pondweed
• curly pondweed
• potamogeton crispus
• frog's lettuce
• horned pondweed
• zannichellia palustris
• loddon pondweed
• potamogeton americanus
• potamogeton nodosus
• potamogeton gramineous
• variously-leaved pondweed

1. (noun) any of several submerged or floating freshwater perennial aquatic weeds belonging to the family Potamogetonaceae

• family potamogetonaceae
• pondweed family
• potamogetonaceae

2. (noun) submerged freshwater perennials

• family hydrocharidaceae
• family hydrocharitaceae
• frog's-bit family
• frogbit family
• hydrocharidaceae
• hydrocharitaceae

1. (noun) submerged freshwater perennials

• waterweed