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