Description: A mint species characteristic of fens and marshes and the edges of lakes, canals and slow rivers. The toothed leaves are broadly oval and the pale flowers are carried in a round head at the top of the stem.

All names: Mentha aquatica L.

Distribution Map from NBN: Mentha aquatica at National Biodiversity Network mapping facility, data for UK.

iNaturalist: Mentha aquatica at iNaturalist World Species Observations database.