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