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