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