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