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