text: cynodon dactylon, convolvulus arvensis, lactuca serriola, xanthium orientale, amaranthus blitoides, amaranthus retroflexus, bromus tectorum, chenopodium album, cirsium arvense, descurainia sophia, elymus repens, fallopia convolvulus, fumaria schleicheri, hibiscus trionum, setaria viridis, solanum nigrum, sonchus arvensis, thlaspi arvense