be, arr. halle-vilvoorde, castanea sativa, fagus sylvatica, quercus robur, lonicera periclymenum, quercus rubra, teucrium scorodonia, betula pendula, pteridium aquilinum, carex pilulifera, vaccinium myrtillus, sorbus aucuparia, pinus sylvestris, frangula alnus, prunus serotina, ilex aquifolium, molinia caerulea, calluna vulgaris, avenella flexuosa, deschampsia flexuosa, betula pubescens, dryopteris dilatata, acer pseudoplatanus, quercus petraea, hedera helix, corylus avellana, dryopteris carthusiana, holcus mollis, juncus effusus, agrostis capillaris, hyacinthoides non-scripta, athyrium filix-femina, polygonatum multiflorum, carpinus betulus, luzula pilosa, plantago subulata, rhododendron ponticum, anemone nemorosa, cytisus scoparius, convallaria majalis, hypericum pulchrum, juncus conglomeratus, salix caprea, mespilus germanica, holcus lanatus, oxalis acetosella, luzula multiflora, fraxinus excelsior, populus tremula, prunus avium, struthiopteris spicant