plantago weldenii, prunella laciniata, vicia sativa, lepidium draba, avena sativa, calepina irregularis, cynosurus cristatus, erigeron canadensis, euphorbia amygdaloides, holcus lanatus, hordeum murinum, linum bienne, lotus angustissimus, lupinus angustifolius, lysimachia arvensis, parentucellia latifolia, petrorhagia dubia, silene gallica, trifolium campestre, trifolium purpureum, trifolium repens, veronica arvensis, urospermum picroides, sherardia arvensis