atriplex sagittata, bromus tectorum, lolium perenne, polygonum aviculare, sisymbrium loeselii, achillea millefolium, artemisia vulgaris, atriplex patula, calamagrostis epigejos, capsella bursa-pastoris, descurainia sophia, erigeron canadensis, erysimum cheiranthoides, erysimum marschallianum, hordeum murinum, rumex crispus, solanum nigrum, stellaria media, tripleurospermum inodorum, urtica dioica