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