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