echinochloa crus-galli, phalaris arundinacea, achillea salicifolia, alisma gramineum, alisma plantago-aquatica, bidens tripartita, bolboschoenus maritimus, butomus umbellatus, calystegia sepium, carex acuta, cirsium arvense, inula britannica, lythrum virgatum, mentha arvensis, oenanthe aquatica, persicaria amphibia, persicaria hydropiper, rorippa palustris, rubia tatarica, rumex stenophyllus, xanthium strumarium