be, arr. leuven, castanea sativa, quercus robur, sorbus aucuparia, lonicera periclymenum, fagus sylvatica, quercus rubra, vaccinium myrtillus, betula pendula, pteridium aquilinum, frangula alnus, prunus serotina, acer pseudoplatanus, teucrium scorodonia, corylus avellana, deschampsia flexuosa, carex pilulifera, avenella flexuosa, betula pubescens, dryopteris dilatata, molinia caerulea, pinus sylvestris, hedera helix, ilex aquifolium, polygonatum multiflorum, dryopteris carthusiana, luzula pilosa, quercus petraea, holcus mollis, convallaria majalis, calluna vulgaris, anemone nemorosa, athyrium filix-femina, maianthemum bifolium, carpinus betulus, prunus avium, sambucus nigra, agrostis capillaris, populus tremula, hyacinthoides non-scripta, fraxinus excelsior, juncus effusus, melampyrum pratense, oxalis acetosella, salix caprea, lamium galeobdolon, viola riviniana, mespilus germanica, cytisus scoparius, dryopteris filix-mas, luzula multiflora