amaranthus blitoides, chenopodium opulifolium, bassia scoparia, chenopodium album, chenopodium vulvaria, polygonum aviculare, amaranthus retroflexus, chondrilla juncea, convolvulus arvensis, erigeron canadensis, erucastrum nasturtiifolium, foeniculum vulgare, herniaria cinerea, hordeum murinum, lactuca serriola, pulicaria dysenterica, reseda lutea, solanum nigrum, sonchus oleraceus, symphyotrichum squamatum, verbascum sinuatum, cynodon dactylon