text: panicum miliaceum, erigeron canadensis, polygonum aviculare, scleranthus annuus, setaria pumila, spergula arvensis, achillea millefolium, apera spica-venti, argentina anserina, bromus secalinus, chenopodium album, cirsium arvense, elymus repens, fallopia convolvulus, persicaria lapathifolia, raphanus raphanistrum, rumex acetosella, vicia villosa