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