centaurea cyanus, vicia hirsuta, alopecurus myosuroides, aphanes microcarpa, myosotis arvensis, papaver rhoeas, ranunculus arvensis, valerianella locusta, veronica persica, viola arvensis, arabidopsis thaliana, arenaria serpyllifolia, argentina anserina, legousia speculum-veneris, lysimachia arvensis, lysimachia vulgaris, matricaria chamomilla, plantago major, polypogon viridis, sagina procumbens, sherardia arvensis, stellaria media, veronica arvensis