text: helianthus lenticularis, bromus tectorum, amaranthus retroflexus, bromus japonicus, cannabis sativa, chorispora tenella, conringia orientalis, descurainia sophia, eremopyrum orientale, eremopyrum triticeum, lamium amplexicaule, lepidium perfoliatum, leuzea repens, medicago sativa, polygonum arenarium, portulaca oleracea, xanthium strumarium