hordeum murinum, cynodon dactylon, bromus diandrus, bromus hordeaceus, dittrichia viscosa, malva sylvestris, avena fatua, bromus madritensis, carduus pycnocephalus, echium plantagineum, helminthotheca echioides, lagurus ovatus, lolium perenne, plantago major, raphanus raphanistrum, sonchus asper, symphyotrichum squamatum, trisetaria panicea