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