sisymbrium loeselii, anthemis arvensis, artemisia vulgaris, bromus hordeaceus, bunias orientalis, capsella bursa-pastoris, ceratodon purpureus, chaenorhinum minus, descurainia sophia, diplotaxis muralis, erigeron canadensis, geranium dissectum, lepidium ruderale, pilosella officinarum, poa annua, syntrichia ruralis, tripleurospermum inodorum