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