argentina anserina, tussilago farfara, agrostis stolonifera, dactylis glomerata, cirsium vulgare, deschampsia cespitosa, holcus lanatus, juncus effusus, lolium perenne, ranunculus repens, agrostis capillaris, carex flacca, equisetum arvense, myosotis scorpioides, vicia cracca