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