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