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