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