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