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