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