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