piptatherum miliaceum, symphyotrichum squamatum, hirschfeldia incana, helminthotheca echioides, agrostis stolonifera, dactylis glomerata, daucus carota, galactites tomentosa, lepidium graminifolium, malva multiflora, avena barbata, bromus catharticus, lysimachia arvensis, sonchus oleraceus, urtica dioica