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