be, arr. leuven, quercus robur, quercus rubra, prunus serotina, molinia caerulea, castanea sativa, pinus sylvestris, juncus effusus, betula pendula, agrostis capillaris, frangula alnus, sorbus aucuparia, holcus lanatus, calluna vulgaris, juncus tenuis, lonicera periclymenum, juncus acutiflorus, lysimachia vulgaris, silene coronaria, juncus conglomeratus, amelanchier lamarckii, deschampsia flexuosa, avenella flexuosa, teucrium scorodonia, betula pubescens, pilosella aurantiaca, rhododendron ponticum, carex pilulifera, ranunculus repens, alnus glutinosa, holcus mollis, cirsium palustre, dryopteris carthusiana, vaccinium myrtillus, bidens frondosa, potentilla indica, urtica dioica, agrostis canina, rumex acetosa, potentilla erecta, anthoxanthum odoratum, dryopteris dilatata, erica tetralix, lotus pedunculatus, populus canadensis, acer pseudoplatanus, lycopus europaeus, rumex angiocarpus, lathyrus latifolius, salix caprea, fagus sylvatica