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