triticum aestivum, buglossoides arvensis, galium aparine, rubus caesius, veronica hederifolia, achillea millefolium, brassica napus, cirsium arvense, holosteum umbellatum, knautia arvensis, lamium amplexicaule, papaver rhoeas, persicaria amphibia, roemeria argemone, rumex crispus, stellaria media, thlaspi arvense, veronica triphyllos, campanula rapunculoides, fumaria vaillantii, viola arvensis