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