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