Wolffia
Horkel ex Schleid
11 species shown
- Wolffia angustaWolffia angusta
- Asian watermealWolffia cylindracea
- Wolffia elongataWolffia elongata
- Wolffia microscopicaWolffia microscopica
- Wolffia neglectaWolffia neglecta
- Rootless DuckweedWolffia arrhiza
- Brazilian water mealWolffia brasiliensis
- Columbia Water-MealWolffia columbiana
- Asian watermealWolffia globosa
- Wolffia australianaWolffia australiana
- Dotted WatermealWolffia borealis