Description: This is common in saltmarshes (not on rocks, unlike Spergularia rupicola) all around the sea coast.

All names: Spergularia media (L.) C.Presl; Spergularia marginata Kittel nom.illeg.; Spergularia maritima (All.) Chiov.; Alsine marginata Reichb.

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

iNaturalist: Spergularia media at iNaturalist World Species Observations database.