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