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