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