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