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