nl, noord-friesland, cakile maritima, sonchus arvensis, thinopyrum junceiforme, senecio vulgaris, honckenya peploides, festuca rubra, leymus arenarius, thinopyrum junceum, atriplex prostrata, agrostis stolonifera, cirsium arvense, arenaria serpyllifolia, cerastium semidecandrum, plantago coronopus, eryngium maritimum, atriplex littoralis, elymus repens, elymus athericus, viola tricolor, tripleurospermum maritimum, sedum acre, lysimachia maritima, rumex crispus, carex arenaria, tripolium pannonicum, plantago maritima, salicornia ramosissima, limonium vulgare, ammocalamagrostis baltica, cirsium vulgare, sonchus asper, jacobaea vulgaris, salicornia europaea, erodium cicutarium, erigeron canadensis, poa annua, cerastium diffusum, sagina maritima, poa pratensis, puccinellia maritima, spergularia media, hippophae rhamnoides, chenopodium album, hypochaeris radicata, suaeda maritima, sonchus oleraceus, phleum arenarium, phragmites australis, bromus hordeaceus, cerastium holosteoides