nl, agglomeratie leiden en bollenstreek, carex arenaria, calamagrostis epigejos, luzula campestris, cynoglossum officinale, rubus caesius, poa pratensis, cerastium semidecandrum, jacobaea vulgaris, galium verum, veronica officinalis, koeleria macrantha, festuca filiformis, veronica arvensis, senecio sylvaticus, festuca rubra, agrostis capillaris, myosotis ramosissima, crataegus monogyna, viola tricolor, aira praecox, ligustrum vulgare, thymus pulegioides, galium mollugo, moehringia trinervia, corynephorus canescens, sedum acre, avenula pubescens, polygonatum odoratum, cardamine hirsuta, urtica dioica, rumex acetosella, hippophae rhamnoides, rumex angiocarpus, phleum arenarium, erodium cicutarium, lonicera periclymenum, lotus corniculatus, holcus lanatus, cerastium arvense, salix repens, anthoxanthum odoratum, quercus robur, glechoma hederacea, draba verna, viola canina, teucrium scorodonia, fallopia convolvulus, vicia lathyroides, rosa spinosissima, pilosella officinarum