nl, noord-friesland, carex arenaria, thinopyrum junceiforme, agrostis stolonifera, cerastium semidecandrum, festuca rubra, phragmites australis, hypochaeris radicata, sonchus arvensis, salix repens, cakile maritima, calamagrostis epigejos, phleum arenarium, corynephorus canescens, aira praecox, sedum acre, jacobaea vulgaris, senecio vulgaris, cerastium diffusum, hippophae rhamnoides, juncus articulatus, hieracium umbellatum, lysimachia maritima, euphorbia paralias, plantago coronopus, arenaria serpyllifolia, eryngium maritimum, ammocalamagrostis baltica, erodium cicutarium, sagina nodosa, myosotis ramosissima, salicornia ramosissima, bolboschoenus maritimus, parnassia palustris, jasione montana, draba verna, viola tricolor, holcus lanatus, salicornia europaea, juncus maritimus, erigeron canadensis, schoenus nigricans, lotus corniculatus, thinopyrum junceum, poa pratensis, rumex angiocarpus, rumex acetosella, cirsium arvense, sonchus maritimus, leymus arenarius, veronica arvensis