be, arr. leuven, quercus robur, castanea sativa, quercus rubra, betula pendula, lonicera periclymenum, frangula alnus, sorbus aucuparia, prunus serotina, vaccinium myrtillus, molinia caerulea, teucrium scorodonia, pinus sylvestris, deschampsia flexuosa, carex pilulifera, avenella flexuosa, calluna vulgaris, fagus sylvatica, pteridium aquilinum, dryopteris dilatata, betula pubescens, holcus mollis, agrostis capillaris, dryopteris carthusiana, corylus avellana, ilex aquifolium, acer pseudoplatanus, cytisus scoparius, quercus petraea, hedera helix, populus tremula, polygonatum multiflorum, juncus effusus, robinia pseudoacacia, luzula pilosa, sambucus nigra, convallaria majalis, holcus lanatus, luzula multiflora, salix caprea, amelanchier lamarckii, hieracium umbellatum, festuca filiformis, rumex angiocarpus, prunus avium, athyrium filix-femina, maianthemum bifolium, potentilla erecta, rumex acetosella, carpinus betulus, pinus nigra