cyperus esculentus, xanthium orientale, echinochloa crus-galli, rorippa sylvestris, bidens frondosa, panicum capillare, persicaria lapathifolia, phalaris arundinacea, amaranthus emarginatus, ludwigia grandiflora, lysimachia vulgaris, lythrum salicaria, paspalum distichum, persicaria maculosa, rorippa amphibia