argentina anserina, arrhenatherum elatius, elymus repens, dactylis glomerata, holcus lanatus, agrostis stolonifera, cerastium holosteoides, crepis capillaris, equisetum arvense, lotus tenuis, plantago lanceolata, ranunculus repens, fraxinus excelsior, ranunculus acris, rumex acetosa, sonchus oleraceus, stachys palustris, urtica dioica