bifora radians, capsella bursa-pastoris, chenopodium album, cirsium arvense, fallopia convolvulus, galium tricornutum, lactuca serriola, lolium rigidum, papaver rhoeas, polygonum aviculare, stellaria media, alopecurus myosuroides, bromus sterilis, buglossoides arvensis, reseda phyteuma, rumex crispus, veronica polita