phalaris arundinacea, echinochloa crus-galli, rorippa amphibia, rorippa palustris, rumex stenophyllus, alisma plantago-aquatica, inula britannica, agrostis stolonifera, bolboschoenus maritimus, cirsium arvense, gratiola officinalis, lysimachia vulgaris, oenanthe aquatica, persicaria amphibia, persicaria minor, stachys palustris, xanthium strumarium