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