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