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