descurainia sophia, chenopodium album, asperugo procumbens, tripleurospermum inodorum, arenaria serpyllifolia, atriplex patula, atriplex sagittata, bromus tectorum, capsella bursa-pastoris, crepis tectorum, erigeron canadensis, geranium dissectum, geranium pusillum, lactuca serriola, lamium amplexicaule, lepidium ruderale, raphanus raphanistrum, senecio vulgaris