triticum aestivum, lolium rigidum, papaver rhoeas, atriplex prostrata, cerastium glomeratum, convolvulus arvensis, lysimachia arvensis, lysimachia foemina, polygonum aviculare, potentilla reptans, raphanus raphanistrum, silene gallica, veronica polita, beta vulgaris, calendula arvensis, equisetum ramosissimum, euphorbia helioscopia, galium verrucosum, kickxia spuria, lathyrus sphaericus, legousia hybrida, medicago polymorpha, polycarpon tetraphyllum, rumex pulcher, scandix pecten-veneris, sonchus oleraceus, trifolium lappaceum, visnaga daucoides