be, arr. antwerpen, bidens frondosa, urtica dioica, phragmites australis, ranunculus repens, symphytum officinale, crassula helmsii, lythrum salicaria, lycopus europaeus, holcus lanatus, poa trivialis, cirsium arvense, epilobium hirsutum, calystegia sepium, cardamine pratensis, persicaria hydropiper, juncus effusus, iris pseudacorus, phalaris arundinacea, eupatorium cannabinum, agrostis stolonifera, azolla filiculoides, heracleum sphondylium, glyceria maxima, filipendula ulmaria, solanum dulcamara, brassica rapa, lysimachia vulgaris, elodea nuttallii, populus canadensis, lolium perenne, impatiens glandulifera, persicaria amphibia, lolium multiflorum, angelica archangelica, equisetum palustre, glechoma hederacea, galium palustre, cerastium fontanum, rumex acetosa, galium aparine, arrhenatherum elatius, rumex obtusifolius, ludwigia grandiflora, cirsium palustre, alnus glutinosa, angelica sylvestris, rumex hydrolapathum, carex acuta, alopecurus pratensis, trifolium repens