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