nl, agglomeratie leiden en bollenstreek, carex arenaria, calamagrostis epigejos, agrostis capillaris, luzula campestris, jacobaea vulgaris, holcus lanatus, rumex angiocarpus, poa pratensis, rumex acetosella, galium verum, festuca filiformis, aira praecox, veronica arvensis, rubus caesius, erodium cicutarium, cerastium semidecandrum, festuca rubra, urtica dioica, senecio sylvaticus, hypochaeris radicata, anthoxanthum odoratum, cirsium arvense, lotus corniculatus, carex trinervis, koeleria macrantha, myosotis ramosissima, cynoglossum officinale, eleocharis palustris, cerastium arvense, salix repens, viola tricolor, agrostis stolonifera, potentilla reptans, veronica officinalis, hydrocotyle vulgaris, ranunculus repens, poa trivialis, geranium molle, trifolium repens, galium palustre, cardamine hirsuta, elymus repens, crepis capillaris, corynephorus canescens, glechoma hederacea, plantago lanceolata, juncus articulatus, thymus pulegioides, ranunculus flammula, viola canina