nl, noord-friesland, cakile maritima, sonchus arvensis, thinopyrum junceiforme, honckenya peploides, leymus arenarius, senecio vulgaris, eryngium maritimum, festuca rubra, thinopyrum junceum, sedum acre, cerastium semidecandrum, cirsium arvense, carex arenaria, viola tricolor, atriplex prostrata, elymus athericus, ammocalamagrostis baltica, arenaria serpyllifolia, agrostis stolonifera, hippophae rhamnoides, plantago coronopus, atriplex littoralis, cerastium diffusum, jacobaea vulgaris, tripleurospermum maritimum, euphorbia paralias, elymus repens, rumex crispus, lysimachia maritima, limonium vulgare, phleum arenarium, hypochaeris radicata, cirsium vulgare, rosa rugosa, tripolium pannonicum, erodium cicutarium, poa pratensis, plantago maritima, sonchus asper, salicornia ramosissima, myosotis ramosissima, cerastium holosteoides, aira praecox, solanum dulcamara, hieracium umbellatum, puccinellia maritima, poa annua, argentina anserina, linaria vulgaris, sonchus oleraceus