chondrilla juncea, melilotus officinalis, centaurea solstitialis, cichorium intybus, convolvulus arvensis, echium italicum, galium verum, glaucium corniculatum, medicago sativa, plantago lanceolata, taeniatherum caput-medusae, thinopyrum junceum, artedia squamata, reseda lutea, lactuca serriola