xanthium strumarium, echinochloa crus-galli, persicaria amphibia, althaea officinalis, anthoxanthum repens, bidens tripartita, bolboschoenus maritimus, carex acuta, lythrum virgatum, oenanthe aquatica, oxybasis rubra, potentilla reptans, rorippa palustris, rubia tatarica, stachys palustris, thalictrum flavum