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