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