trisetaria panicea, anacyclus radiatus, cichorium intybus, cyperus rotundus, capsella rubella, crepis bursifolia, eleusine indica, erigeron sumatrensis, hordeum murinum, hypochaeris radicata, malva sylvestris, medicago littoralis, plantago lanceolata, poa annua, polygonum aviculare, trifolium repens