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