eleocharis acicularis, phalaris arundinacea, agrostis stolonifera, oenanthe aquatica, rorippa palustris, alisma gramineum, alisma plantago-aquatica, bidens tripartita, bolboschoenus maritimus, cirsium arvense, galium palustre, lythrum virgatum, mentha arvensis, persicaria hydropiper, rumex stenophyllus, scutellaria galericulata, xanthium strumarium