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