equisetum palustre, juncus bufonius, lythrum hyssopifolia, plantago uliginosa, poa annua, agrostis stolonifera, centaurium pulchellum, cirsium arvense, cyperus fuscus, echinochloa crus-galli, epilobium parviflorum, juncus articulatus, juncus inflexus, juncus sphaerocarpus, lysimachia arvensis, panicum miliaceum, persicaria minor, ranunculus repens, typha angustifolia, veronica anagallis-aquatica, vicia tetrasperma, sonchus arvensis, symphytum officinale, tripleurospermum inodorum