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