de, recklinghausen, fagus sylvatica, avenella flexuosa, deschampsia flexuosa, dryopteris carthusiana, carex pilulifera, quercus robur, sorbus aucuparia, vaccinium myrtillus, pinus sylvestris, dryopteris dilatata, picea abies, betula pendula, oxalis acetosella, pteridium aquilinum, luzula pilosa, acer pseudoplatanus, prunus serotina, lonicera periclymenum, rubus idaeus, ilex aquifolium, quercus rubra, quercus petraea, pseudotsuga menziesii, frangula alnus, athyrium filix-femina, milium effusum, moehringia trinervia, maianthemum bifolium, juncus effusus, larix decidua, calamagrostis epigejos, anemone nemorosa, agrostis capillaris, poa nemoralis, deschampsia cespitosa, molinia caerulea, dryopteris filix-mas, betula pubescens, impatiens parviflora, lactuca muralis, calluna vulgaris, holcus mollis, melampyrum pratense, carpinus betulus, rabelera holostea, mycelis muralis, pinus nigra, melica uniflora, larix kaempferi, hedera helix