As aquatic plants we intend here only those which are totally and perennially submerged or which have leaves floating on water:

Among those rooting in mud we can cite:

Zannichellia:

Ceratophyllum:

Potamogeton:

Ruppia:

and Najas:

. Some aquatic plants have leaves (and sometimes flowers) floating on water, such as...

the species of Lemna, Spirodela, Wolffia and other genera...:



Trapa natans:

Nuphar:

...and Nymphaea:


Under the category of non acquatic plants we include also several species of wet sites, some of which may even root below the water level, but whose flower-bearing stems are always aerial: