chenopodium ficifolium, erigeron canadensis, chenopodium album, amaranthus retroflexus, oxybasis glauca, anthemis arvensis, atriplex sagittata, atriplex tatarica, berteroa incana, bromus sterilis, bromus tectorum, calamagrostis epigejos, capsella bursa-pastoris, cirsium arvense, cirsium vulgare, crepis tectorum, datura stramonium, erysimum cheiranthoides, geranium pusillum, helianthus tuberosus, lactuca serriola, plantago major, poa annua, raphanus raphanistrum, senecio vulgaris, silene latifolia, sisymbrium loeselii, sonchus oleraceus, thlaspi arvense, tripleurospermum inodorum, tussilago farfara