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