be, arr. tongeren, pinus sylvestris, prunus serotina, quercus robur, betula pendula, avenella flexuosa, sorbus aucuparia, vaccinium myrtillus, quercus rubra, deschampsia flexuosa, frangula alnus, dryopteris carthusiana, molinia caerulea, dryopteris dilatata, calluna vulgaris, fagus sylvatica, pinus nigra, betula pubescens, pseudotsuga menziesii, carex pilulifera, lonicera periclymenum, picea abies, amelanchier lamarckii, castanea sativa, ilex aquifolium, ceratocapnos claviculata, pteridium aquilinum, agrostis capillaris, galium saxatile, larix kaempferi, quercus petraea, rumex angiocarpus, vaccinium vitis-idaea, erica tetralix, rumex acetosella, juncus effusus, rubus plicatus, teucrium scorodonia, holcus mollis, melampyrum pratense, rubus idaeus, luzula pilosa, acer pseudoplatanus, pinus strobus, populus tremula, rubus gratus, larix decidua, maianthemum bifolium, empetrum nigrum, holcus lanatus, galeopsis tetrahit