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