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