Description: A subspecies of Calystegia sepium which has a distinctly western and coastal distribution. Best seen on Ireland's west coast (eg about Killybegs in Co Donegal) but with a few sites in Northern Ireland such as Rathlin Island. It has a pink flower instead of the normal white form of the subsp. sepium

All names: Calystegia sepium ssp. roseata Brummitt

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

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