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