digitaria ischaemum, ornithopus sativus, apera spica-venti, fallopia convolvulus, polygonum aviculare, raphanus raphanistrum, setaria viridis, spergula arvensis, elymus repens, oenothera rubricaulis, carex hirta, chenopodium album, corispermum intermedium, equisetum arvense, erodium cicutarium, persicaria amphibia, rumex acetosa, xanthium orientale