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