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