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