grindelia squarrosa, bromus tectorum, ambrosia artemisiifolia, bromus squarrosus, convolvulus arvensis, echium vulgare, erigeron canadensis, lactuca tatarica, lappula marginata, lepidium perfoliatum, poa angustifolia, stachys recta, thlaspi arvense, artemisia absinthium, delphinium consolida, euphorbia seguieriana, leonurus cardiaca