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