hordeum vulgare, avena sativa, aethusa cynapium, euphorbia exigua, euphorbia peplus, lathyrus tuberosus, oxalis stricta, sherardia arvensis, veronica persica, avena fatua, fumaria officinalis, galium aparine, lysimachia arvensis, silene noctiflora, arenaria serpyllifolia, artemisia vulgaris, campanula rapunculoides, cirsium arvense, delphinium consolida, elymus repens, equisetum arvense, fallopia convolvulus, galeopsis tetrahit, galinsoga parviflora, papaver rhoeas, persicaria maculosa, plantago uliginosa, polygonum aviculare, sonchus oleraceus, stachys palustris, tussilago farfara, veronica polita, viola arvensis