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