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