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