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