nl, agglomeratie leiden en bollenstreek, crataegus monogyna, moehringia trinervia, urtica dioica, rubus caesius, calamagrostis epigejos, glechoma hederacea, holcus lanatus, quercus robur, lonicera periclymenum, ligustrum vulgare, carex arenaria, cynoglossum officinale, sambucus nigra, betula pubescens, agrostis capillaris, geum urbanum, teucrium scorodonia, euonymus europaeus, sorbus aucuparia, poa pratensis, luzula campestris, rosa blondaeana, rosa canina, jacobaea vulgaris, solanum dulcamara, dryopteris dilatata, senecio sylvaticus, poa trivialis, galium aparine, betula pendula, prunus serotina, dryopteris carthusiana, populus tremula, bryonia dioica, veronica officinalis, acer pseudoplatanus, fallopia convolvulus, viola riviniana, stellaria media, ajuga reptans, festuca filiformis, cardamine hirsuta, hippophae rhamnoides, galium mollugo, polygonatum odoratum, silene dioica, cirsium palustre, cirsium vulgare, festuca rubra, rhamnus cathartica