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