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