Pontederia crassipes	Hydrocharis morsus-ranae	Limnobium laevigatum	Pistia stratiotes	Salvinia molesta	Stratiotes aloides
field situation	field situation	field situation	field situation	field situation, mature phase	field situation
individual plant	individual plant	3 interconnected plants	individual plant	young, pioneer phase	individual plant
flowering plant	female flower	male flower	inflorescence in detail	plant with submerged leaf with sporocarps	female flower