erigeron canadensis, cirsium arvense, bromus japonicus, bromus tectorum, convolvulus arvensis, crepis foetida, daucus carota, erysimum repandum, lactuca serriola, lathyrus tuberosus, lolium perenne, pastinaca clausii, sonchus arvensis, thlaspi arvense, torilis arvensis, trifolium pratense, tripleurospermum inodorum, viola arvensis, xanthium orientale