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