argentina anserina, holcus lanatus, sonchus arvensis, anthoxanthum odoratum, festuca rubra, odontites vulgaris, plantago lanceolata, ranunculus acris, cirsium arvense, trifolium repens, carex nigra, cerastium holosteoides, eleocharis uniglumis, poa trivialis, ranunculus repens, rumex acetosa, trifolium pratense, triglochin palustris