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