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