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