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