cynodon dactylon, artemisia santonicum, carduus nutans, plantago lanceolata, achillea inundata, euphorbia cyparissias, grindelia squarrosa, ambrosia artemisiifolia, artemisia campestris, bassia laniflora, bothriochloa ischaemum, bromus tectorum, centaurea diffusa, chondrilla juncea, cichorium intybus, delphinium hispanicum, echium vulgare, eragrostis minor, erigeron canadensis, galium humifusum, lepidium ruderale, linaria genistifolia, sisymbrium irio, torilis arvensis, tragopogon dubius, xeranthemum annuum