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