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