text: bromus tectorum, bromus japonicus, helianthus lenticularis, chorispora tenella, cirsium arvense, descurainia sophia, leuzea repens, polygonum arenarium, elymus repens, eremopyrum orientale, eremopyrum triticeum, lactuca serriola, lamium amplexicaule, lepidium perfoliatum, medicago sativa, rumex crispus