phalaris arundinacea, bolboschoenus maritimus, echinochloa crus-galli, inula britannica, persicaria amphibia, rorippa amphibia, rorippa palustris, rumex stenophyllus, sonchus arvensis, alisma plantago-aquatica, bidens tripartita, gratiola officinalis, oenanthe aquatica, persicaria minor