nl, kop van noord-holland, carex arenaria, cerastium semidecandrum, calamagrostis epigejos, jacobaea vulgaris, myosotis ramosissima, aira praecox, sonchus arvensis, festuca rubra, hippophae rhamnoides, phleum arenarium, poa pratensis, agrostis stolonifera, veronica arvensis, luzula campestris, holcus lanatus, salix repens, sedum acre, hypochaeris radicata, rubus caesius, erodium cicutarium, cardamine hirsuta, arenaria serpyllifolia, cirsium arvense, galium verum, viola tricolor, cerastium holosteoides, juncus articulatus, draba verna, rumex acetosella, cynoglossum officinale, cirsium vulgare, festuca filiformis, senecio vulgaris, rumex angiocarpus, trifolium repens, phragmites australis, thinopyrum junceiforme, koeleria macrantha, geranium molle, cerastium diffusum, agrostis capillaris, argentina anserina, lotus corniculatus, lysimachia maritima, vicia lathyroides, senecio sylvaticus, poa annua, sagina procumbens, sagina nodosa, plantago coronopus