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