oxybasis urbica, bromus squarrosus, hordeum murinum, calamagrostis epigejos, elymus repens, centaurea adpressa, chondrilla juncea, conium maculatum, convolvulus arvensis, erysimum repandum, grindelia squarrosa, lamium purpureum, lepidium ruderale, matricaria chamomilla, sonchus arvensis, tragopogon dubius