be, arr. maaseik, prunus serotina, pinus sylvestris, quercus robur, quercus rubra, avenella flexuosa, betula pendula, deschampsia flexuosa, pinus nigra, sorbus aucuparia, frangula alnus, dryopteris carthusiana, molinia caerulea, calluna vulgaris, dryopteris dilatata, vaccinium myrtillus, agrostis capillaris, rumex angiocarpus, amelanchier lamarckii, rumex acetosella, carex pilulifera, betula pubescens, fagus sylvatica, pseudotsuga menziesii, lonicera periclymenum, corynephorus canescens, calamagrostis epigejos, robinia pseudoacacia, ceratocapnos claviculata, picea abies, agrostis vinealis, spergula morisonii, erigeron canadensis, pinus strobus, castanea sativa, senecio sylvaticus, holcus lanatus, juncus effusus, impatiens parviflora, holcus mollis, hypericum perforatum, juncus tenuis, rubus plicatus, pteridium aquilinum, rubus gratus, carex arenaria, vaccinium vitis-idaea, galium saxatile, larix decidua, erica tetralix, larix kaempferi