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