dysphania ambrosioides, erigeron sumatrensis, dittrichia viscosa, erigeron canadensis, anacyclus radiatus, bromus madritensis, catapodium rigidum, crepis bursifolia, crepis setosa, cynodon dactylon, daucus carota, diplotaxis tenuifolia, lactuca serriola, medicago lupulina, melilotus indicus, sonchus oleraceus, symphyotrichum squamatum, trifolium repens, trisetaria panicea, verbascum sinuatum