be, arr. leuven, bidens frondosa, lythrum salicaria, lycopus europaeus, galium palustre, ranunculus repens, lysimachia vulgaris, urtica dioica, phragmites australis, phalaris arundinacea, iris pseudacorus, symphytum officinale, persicaria hydropiper, juncus effusus, filipendula ulmaria, ludwigia grandiflora, cardamine pratensis, glyceria maxima, poa trivialis, epilobium ciliatum, crassula helmsii, carex acuta, persicaria amphibia, calystegia sepium, cirsium arvense, agrostis stolonifera, solanum dulcamara, myosotis scorpioides, holcus lanatus, equisetum palustre, rumex hydrolapathum, stachys palustris, angelica archangelica, scutellaria galericulata, thalictrum flavum, silene flos-cuculi, epilobium hirsutum, lolium multiflorum, carex disticha, cirsium palustre, ranunculus flammula, caltha palustris, alisma plantago-aquatica, rumex acetosa, myosotis laxa, angelica sylvestris, acorus calamus, achillea ptarmica, galium aparine, ranunculus sceleratus, rorippa amphibia