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