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