de, recklinghausen, fagus sylvatica, avenella flexuosa, deschampsia flexuosa, vaccinium myrtillus, dryopteris carthusiana, sorbus aucuparia, quercus robur, pinus sylvestris, carex pilulifera, betula pendula, dryopteris dilatata, picea abies, prunus serotina, pteridium aquilinum, pseudotsuga menziesii, ilex aquifolium, quercus rubra, lonicera periclymenum, frangula alnus, luzula pilosa, oxalis acetosella, acer pseudoplatanus, molinia caerulea, rubus idaeus, larix kaempferi, quercus petraea, pinus nigra, castanea sativa, calluna vulgaris, maianthemum bifolium, betula pubescens, agrostis capillaris, juncus effusus, larix decidua, athyrium filix-femina, milium effusum, moehringia trinervia, melampyrum pratense, holcus mollis, ceratocapnos claviculata, galium saxatile, calamagrostis epigejos, abies alba, dryopteris filix-mas, deschampsia cespitosa, rabelera holostea, hedera helix, anemone nemorosa, convallaria majalis, vaccinium vitis-idaea