echinochloa crus-galli, inula britannica, bolboschoenus maritimus, persicaria hydropiper, phalaris arundinacea, achillea salicifolia, alisma plantago-aquatica, althaea officinalis, bidens tripartita, eleocharis acicularis, glyceria maxima, lythrum virgatum, mentha arvensis, persicaria minor, plantago major, potentilla reptans, rorippa palustris, rumex stenophyllus, xanthium strumarium