be, arr. leuven, quercus robur, frangula alnus, alnus glutinosa, juncus effusus, lysimachia vulgaris, betula pubescens, sorbus aucuparia, betula pendula, lonicera periclymenum, molinia caerulea, dryopteris carthusiana, quercus rubra, prunus serotina, urtica dioica, holcus lanatus, cirsium palustre, phragmites australis, lycopus europaeus, dryopteris dilatata, lythrum salicaria, solanum dulcamara, eupatorium cannabinum, filipendula ulmaria, angelica sylvestris, athyrium filix-femina, salix cinerea, galium palustre, ranunculus repens, iris pseudacorus, sambucus nigra, fraxinus excelsior, poa trivialis, pinus sylvestris, corylus avellana, agrostis capillaris, galeopsis tetrahit, humulus lupulus, galium aparine, calystegia sepium, populus canadensis, juncus conglomeratus, castanea sativa, glechoma hederacea, calamagrostis canescens, cardamine pratensis, acer pseudoplatanus, holcus mollis, phalaris arundinacea, cirsium arvense, deschampsia flexuosa