text: anthemis cotula, polygonum aviculare, arctium tomentosum, artemisia annua, capsella bursa-pastoris, centaurium pulchellum, echinochloa crus-galli, elymus repens, erigeron canadensis, juncus bufonius, lepidium ruderale, lolium perenne, malva neglecta, medicago lupulina, oxybasis glauca, plantago major, poa annua, poa pratensis, rumex crispus, trifolium hybridum, tripleurospermum inodorum