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