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