nl, noord-friesland, sonchus arvensis, thinopyrum junceiforme, festuca rubra, agrostis stolonifera, cerastium semidecandrum, cakile maritima, lysimachia maritima, cirsium arvense, elymus athericus, senecio vulgaris, hippophae rhamnoides, carex arenaria, jacobaea vulgaris, arenaria serpyllifolia, sedum acre, cirsium vulgare, phragmites australis, plantago coronopus, poa pratensis, phleum arenarium, leymus arenarius, cerastium diffusum, tripolium pannonicum, viola tricolor, limonium vulgare, hypochaeris radicata, calamagrostis epigejos, cerastium holosteoides, argentina anserina, sagina nodosa, juncus gerardii, honckenya peploides, holcus lanatus, myosotis ramosissima, odontites vulgaris, atriplex prostrata, plantago maritima, rubus caesius, trifolium repens, bolboschoenus maritimus, puccinellia maritima, eryngium maritimum, elymus repens, salicornia ramosissima, thinopyrum junceum, ammocalamagrostis baltica, rumex crispus, aira praecox, salicornia europaea, centaurium pulchellum