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