text: echinochloa crus-galli, eragrostis cilianensis, solanum nigrum, sorghum halepense, amaranthus retroflexus, chenopodium album, cynodon dactylon, hibiscus trionum, rubus caesius, setaria pumila, setaria viridis, convolvulus arvensis, datura stramonium, erigeron canadensis, heliotropium europaeum, persicaria lapathifolia, sonchus oleraceus, stachys palustris, stellaria media, veronica persica