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