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