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