be, arr. leuven, betula pendula, pinus sylvestris, prunus serotina, quercus rubra, castanea sativa, quercus robur, sorbus aucuparia, fagus sylvatica, teucrium scorodonia, vaccinium myrtillus, avenella flexuosa, carex pilulifera, pinus nigra, frangula alnus, molinia caerulea, deschampsia flexuosa, calluna vulgaris, dryopteris dilatata, lonicera periclymenum, dryopteris carthusiana, pteridium aquilinum, agrostis capillaris, acer pseudoplatanus, betula pubescens, ilex aquifolium, holcus mollis, juncus effusus, salix caprea, rumex angiocarpus, corylus avellana, quercus petraea, pseudotsuga menziesii, rumex acetosella, cytisus scoparius, holcus lanatus, sambucus nigra, calamagrostis epigejos, convallaria majalis, luzula pilosa, picea abies, hedera helix, hypericum perforatum, athyrium filix-femina, juncus conglomeratus, luzula multiflora, moehringia trinervia, festuca filiformis, populus tremula, robinia pseudoacacia, larix kaempferi