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