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