Pearlwort-saltmarsh grass swards

Communities of saltmarshes of the Atlantic, North Sea and Baltic coasts of Europe, from the Iberian peninsula to Scandinavia, developed in areas of varying salinity and humidity, in particular, in estuarine saltmarshes, in saltmarsh inner basins, in dike-enclsoed saltmarshes, with [Spergularia marina], [Puccinellia distans], [Puccinellia fasciculata], [Puccinellia retroflexa], [Puccinellia maritima], [Triglochin maritima], [Potentilla anserina] and [Halimione portulacoides].