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