Hydrophytic Plant (Noun)

A plant that grows partly or wholly in water whether rooted in the mud, as a lotus, or floating without anchorage, as the water hyacinth.

Nouns denoting plants.

The hydrophytic plant thrived in the shallow waters of the lake, its roots digging deep into the muddy bottom.
The water lily is a classic example of a hydrophytic plant, with its leaves and flowers floating on the surface of the pond.
Hydrophytic plants like cattails and reeds are common in wetlands, where they help to filter the water and provide habitat for wildlife.
The hydrophytic plant community in the marsh was diverse, with species ranging from tiny duckweed to towering cattails.
In the aquarium, the hydrophytic plant grew rapidly, its long stems and leaves waving gently in the current.