be, arr. leuven, castanea sativa, quercus rubra, prunus serotina, fagus sylvatica, pinus sylvestris, quercus robur, betula pendula, vaccinium myrtillus, carex pilulifera, sorbus aucuparia, molinia caerulea, lonicera periclymenum, frangula alnus, pteridium aquilinum, avenella flexuosa, dryopteris carthusiana, deschampsia flexuosa, dryopteris dilatata, ilex aquifolium, teucrium scorodonia, pinus nigra, acer pseudoplatanus, calluna vulgaris, quercus petraea, pseudotsuga menziesii, convallaria majalis, juncus effusus, luzula pilosa, betula pubescens, corylus avellana, athyrium filix-femina, picea abies, hedera helix, larix kaempferi, carpinus betulus, holcus mollis, agrostis capillaris, robinia pseudoacacia, maianthemum bifolium, plantago subulata, larix decidua, rhododendron ponticum, juncus conglomeratus, pinus pinaster, prunus avium, anemone nemorosa, amelanchier lamarckii, pinus strobus, salix caprea, cytisus scoparius