nl, kop van noord-holland, carex arenaria, calamagrostis epigejos, jacobaea vulgaris, cerastium semidecandrum, myosotis ramosissima, veronica arvensis, erodium cicutarium, rubus caesius, galium verum, luzula campestris, cynoglossum officinale, aira praecox, hippophae rhamnoides, poa pratensis, cardamine hirsuta, phleum arenarium, sedum acre, koeleria macrantha, rumex acetosella, festuca rubra, rumex angiocarpus, hypochaeris radicata, festuca filiformis, salix repens, holcus lanatus, viola tricolor, senecio sylvaticus, agrostis capillaris, draba verna, geranium molle, arenaria serpyllifolia, cirsium arvense, sonchus arvensis, vicia lathyroides, cerastium arvense, urtica dioica, veronica officinalis, agrostis stolonifera, lotus corniculatus, senecio vulgaris, stellaria apetala, corynephorus canescens, cirsium vulgare, saxifraga tridactylites, bromus hordeaceus, cerastium holosteoides, phragmites australis, plantago lanceolata, crepis capillaris, elymus repens