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