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eichhornia crassipes

1. common name(s): common water hyacinth
2. synonyme(s): n. a.
3. family: pontederiaceae
4. distribution: tropical america, introduced in tropical regions worldwide
5. more info about: n. a.

aponogeton distachyos

1. common name(s): n. a.
2. family: aponogetonaceae
3. distribution: south africa
4. more infos: n. a.

aponogeton natans

1. common name(s): n. a.
2. family: aponogetonaceae
3. distribution: india, sri lanka
4. more infos: n. a.

aponogeton madagascariensis

1. common name(s): n. a.
2. family: aponogetonaceae
3. distribution: comoros, madagasacar
4. more infos: n. a.

aponogeton capuronii

1. common name(s): n. a.
2. family: aponogetonaceae
3. distribution: madagasacar
4. more infos: n. a.

caltha palustris

1. common name(s): kingcup, marsh marigold
2. family: ranunculaceae
3. distribution: europe, north america, northern asia
4. more infos: n. a.

persicaria amphibia

1. common name(s): water knotweed, water smartweed, amphibious bistort
2. synonyme(s): polygonum amphibium
3. family: polygonaceae
4. distribution: eurasia, north america
5. more info about water knotweed (german)