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