nl, kop van noord-holland, thinopyrum junceiforme, sonchus arvensis, carex arenaria, cerastium semidecandrum, lysimachia maritima, agrostis stolonifera, cakile maritima, festuca rubra, hippophae rhamnoides, plantago coronopus, arenaria serpyllifolia, sedum acre, ammocalamagrostis baltica, phleum arenarium, jacobaea vulgaris, senecio vulgaris, cerastium diffusum, hypochaeris radicata, aira praecox, sagina nodosa, calamagrostis epigejos, salix repens, salicornia ramosissima, myosotis ramosissima, juncus gerardii, salicornia europaea, tripolium pannonicum, sagina maritima, odontites vulgaris, viola tricolor, cirsium arvense, limonium vulgare, centaurium pulchellum, phragmites australis, draba verna, centaurium littorale, elymus athericus, leymus arenarius, puccinellia maritima, corynephorus canescens, parapholis strigosa, bolboschoenus maritimus, argentina anserina, hieracium umbellatum, cirsium vulgare, holcus lanatus, carex extensa, eryngium maritimum, poa pratensis, juncus articulatus