hordeum murinum, diplotaxis erucoides, anacyclus valentinus, avena sterilis, carduus bourgeanus, catapodium rigidum, convolvulus arvensis, equisetum ramosissimum, erodium malacoides, euphorbia hirsuta, euphorbia peplus, helminthotheca echioides, lactuca serriola, lamarckia aurea, lolium rigidum, papaver dubium, plantago lagopus, rostraria cristata, sonchus oleraceus, torilis leptophylla, vicia sativa