nl, agglomeratie 's-gravenhage, carex arenaria, cerastium semidecandrum, festuca filiformis, luzula campestris, jacobaea vulgaris, aira praecox, koeleria macrantha, rumex acetosella, veronica arvensis, galium verum, corynephorus canescens, calamagrostis epigejos, rumex angiocarpus, erodium cicutarium, agrostis capillaris, poa pratensis, cynoglossum officinale, cerastium arvense, rubus caesius, phleum arenarium, festuca rubra, myosotis ramosissima, hypochaeris radicata, senecio sylvaticus, sedum acre, vicia lathyroides, thymus pulegioides, geranium molle, anthoxanthum odoratum, pilosella officinarum, plantago lanceolata, cardamine hirsuta, viola tricolor, agrostis vinealis, avenula pubescens, elymus repens, quercus robur, draba verna, lotus corniculatus, holcus lanatus, veronica officinalis, crepis capillaris, bromus hordeaceus, crataegus monogyna, saxifraga tridactylites, teesdalia nudicaulis, urtica dioica, achillea millefolium, hippophae rhamnoides, arenaria serpyllifolia