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