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