be, arr. leuven, quercus robur, sorbus aucuparia, prunus serotina, lonicera periclymenum, betula pendula, frangula alnus, quercus rubra, juncus effusus, alnus glutinosa, populus canadensis, agrostis capillaris, molinia caerulea, urtica dioica, corylus avellana, holcus lanatus, dryopteris carthusiana, sambucus nigra, lysimachia vulgaris, betula pubescens, ranunculus repens, galeopsis tetrahit, pinus sylvestris, cirsium palustre, angelica sylvestris, athyrium filix-femina, fraxinus excelsior, holcus mollis, acer pseudoplatanus, filipendula ulmaria, glechoma hederacea, dryopteris dilatata, poa trivialis, castanea sativa, crataegus monogyna, polygonatum multiflorum, juncus conglomeratus, arrhenatherum elatius, deschampsia flexuosa, cardamine pratensis, avenella flexuosa, heracleum sphondylium, galium aparine, anthoxanthum odoratum, teucrium scorodonia, iris pseudacorus, ribes rubrum, viburnum opulus, moehringia trinervia, phragmites australis, cirsium arvense