Description: A common member of the riverside flora, twining around and over other plants and producing white trumpet-shaped flowers in late summer. The similar Calystegia sylvatica is larger and grows in hedgerows.

All names: Calystegia sepium ssp. sepium L.; Convolvulus sepium (L.) Junger; Volvulus sepium

Distribution Map from NBN: Calystegia sepium ssp. sepium at National Biodiversity Network mapping facility, data for UK.

iNaturalist: Calystegia sepium ssp. sepium at iNaturalist World Species Observations database.