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