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