be, arr. maaseik, pinus nigra, pinus sylvestris, quercus rubra, prunus serotina, betula pendula, quercus robur, avenella flexuosa, sorbus aucuparia, deschampsia flexuosa, vaccinium myrtillus, dryopteris dilatata, dryopteris carthusiana, frangula alnus, molinia caerulea, fagus sylvatica, calluna vulgaris, castanea sativa, carex pilulifera, pseudotsuga menziesii, picea abies, agrostis capillaris, lonicera periclymenum, pteridium aquilinum, betula pubescens, juncus effusus, larix decidua, teucrium scorodonia, larix kaempferi, rumex angiocarpus, ilex aquifolium, acer pseudoplatanus, calamagrostis epigejos, rumex acetosella, amelanchier lamarckii, salix caprea, quercus petraea, holcus lanatus, pinus strobus, athyrium filix-femina, holcus mollis, galium saxatile, cytisus scoparius, senecio sylvaticus, robinia pseudoacacia, luzula pilosa, rhododendron ponticum, juncus conglomeratus, moehringia trinervia, hypericum perforatum, ceratocapnos claviculata