it, roma, phragmites australis, poa trivialis, apium nodiflorum, echinochloa crus-galli, sparganium erectum, lythrum salicaria, rumex crispus, lemna minor, helosciadium nodiflorum, calystegia sepium, convolvulus arvensis, potentilla reptans, rubus ulmifolius, alisma plantago-aquatica, cyperus longus, galium aparine, agrostis stolonifera, paspalum distichum, lycopus europaeus, dittrichia viscosa, xanthium orientale, veronica anagallis-aquatica, urtica dioica, rumex conglomeratus, sonchus asper, chenopodium album, persicaria lapathifolia, nasturtium officinale, helminthotheca echioides, galega officinalis, plantago major, bidens frondosa, iris pseudacorus, typha latifolia, poa annua, elymus repens, mentha pulegium, ceratophyllum demersum, mentha suaveolens, arundo donax, verbena officinalis, stellaria media, cirsium creticum, sambucus ebulus, plantago lanceolata, dasypyrum villosum, arum italicum, trifolium repens, ulmus minor, daucus carota