amaranthus blitoides, lactuca serriola, xanthium albinum, xanthium spinosum, chenopodium album, convolvulus arvensis, euphorbia serrata, glaucium corniculatum, tribulus terrestris, carthamus lanatus, chondrilla juncea, cirsium arvense, foeniculum vulgare, heliotropium europaeum, picnomon acarna, sonchus oleraceus