xanthium orientale, agrostis stolonifera, atriplex prostrata, alopecurus geniculatus, poa annua, polygonum aviculare, rorippa amphibia, argentina anserina, atriplex patula, bidens frondosa, inula britannica, lactuca serriola, lolium perenne, oxybasis rubra, persicaria lapathifolia, phalaris arundinacea, plantago uliginosa, pulicaria vulgaris, rorippa sylvestris, rumex crispus, rumex maritimus, stellaria aquatica, tripleurospermum inodorum