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