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