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