lactuca serriola, erigeron canadensis, atriplex patula, bromus japonicus, capsella bursa-pastoris, cirsium arvense, crepis foetida, cynodon dactylon, daucus carota, falcaria vulgaris, fallopia convolvulus, glaucium corniculatum, lactuca saligna, medicago lupulina, onopordum acanthium, poa angustifolia, polygonum aviculare, rumex crispus, tripleurospermum inodorum