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