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