hordeum vulgare, lathyrus tuberosus, myosotis arvensis, oxalis stricta, tripleurospermum inodorum, argentina anserina, campanula rapunculoides, cirsium arvense, convolvulus arvensis, equisetum arvense, euphorbia helioscopia, lysimachia arvensis, mentha arvensis, polygonum aviculare, setaria pumila, silene noctiflora, sonchus arvensis, symphytum officinale, tussilago farfara, veronica persica, viola arvensis