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