melilotus albus, melilotus officinalis, achillea millefolium, arenaria serpyllifolia, berteroa incana, bromus tectorum, echium vulgare, artemisia vulgaris, bromus hordeaceus, cichorium intybus, cirsium arvense, erigeron canadensis, medicago lupulina, oenothera biennis, tripleurospermum inodorum