text: ambrosia artemisiifolia, echinochloa crus-galli, lipandra polysperma, artemisia vulgaris, chenopodiastrum hybridum, persicaria lapathifolia, persicaria maculosa, setaria pumila, sinapis arvensis, sorghum halepense, xanthium orientale, xanthium strumarium, abutilon theophrasti, atriplex patula, cirsium arvense, daucus carota, elymus repens, polygonum aviculare, asclepias syriaca, erigeron canadensis