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