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