bromus squarrosus, xeranthemum annuum, medicago lupulina, apera spica-venti, artemisia austriaca, artemisia scoparia, carduus acanthoides, chondrilla juncea, convolvulus arvensis, crepis foetida, daucus carota, diplotaxis muralis, equisetum ramosissimum, erigeron canadensis, erodium cicutarium, eryngium campestre, festuca ovina, galium humifusum, lappula squarrosa, lepidium ruderale, lolium perenne