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