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