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