mentha arvensis, echinochloa crus-galli, oenanthe aquatica, phalaris arundinacea, alisma plantago-aquatica, bidens tripartita, cirsium arvense, eleocharis acicularis, galium palustre, inula britannica, lythrum salicaria, lythrum virgatum, persicaria hydropiper, rorippa palustris, rumex stenophyllus, stachys palustris