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