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