nl, agglomeratie leiden en bollenstreek, calamagrostis epigejos, carex arenaria, luzula campestris, rubus caesius, cynoglossum officinale, jacobaea vulgaris, senecio sylvaticus, agrostis capillaris, festuca filiformis, poa pratensis, cerastium semidecandrum, veronica officinalis, urtica dioica, moehringia trinervia, holcus lanatus, crataegus monogyna, salix repens, galium verum, rumex angiocarpus, aira praecox, veronica arvensis, rumex acetosella, hippophae rhamnoides, quercus robur, glechoma hederacea, ligustrum vulgare, koeleria macrantha, lonicera periclymenum, myosotis ramosissima, corynephorus canescens, cardamine hirsuta, festuca rubra, viola tricolor, betula pubescens, sambucus nigra, erodium cicutarium, teucrium scorodonia, phleum arenarium, solanum dulcamara, cirsium arvense, fallopia convolvulus, galium mollugo, cirsium vulgare, viola canina, prunus serotina, anthoxanthum odoratum, thymus pulegioides, cerastium arvense, rosa canina, betula pendula