euphorbia exigua, viola arvensis, androsace maxima, lysimachia foemina, melampyrum arvense, capsella bursa-pastoris, polygonum aviculare, reseda lutea, conringia orientalis, diplotaxis tenuifolia, sinapis arvensis, bupleurum rotundifolium, falcaria vulgaris, lapsana communis, nigella arvensis, vicia sativa