| Bolivia | | | Standley, P. C. | 1936 | Gramineae en: J.F. Macbride, Flora of Peru. | Publ. Field Mus. Nat. Hist., Bot. Ser. | 13(1/1): 96–261 |
| Bolivia | | | Hitchcock, A. S. | 1927 | The grasses of Ecuador, Peru, and Bolivia | Contr. U.S. Natl. Herb. | 24(8): 291–556 |
| Bolivia | | | Foster, R. C. | 1958 | A catalogue of the ferns and flowering plants of Bolivia | Contr. Gray Herb. | 184: 1–223 |
| Brazil | | | Standley, P. C. | 1936 | Gramineae en: J.F. Macbride, Flora of Peru. | Publ. Field Mus. Nat. Hist., Bot. Ser. | 13(1/1): 96–261 |
| Brazil | | | Hitchcock, A. S. | 1927 | The grasses of Ecuador, Peru, and Bolivia | Contr. U.S. Natl. Herb. | 24(8): 291–556 |
| Brazil | | | Döll, J. C. | 1878 | Gramineae II. Stipaceae, Agrostideae, Pappophoreae, Chlorideae, Avenaceae, Festucaceae | Fl. Bras. | 2(3A): 1–160, |
| Brazil | | | Filgueiras, T. S. | 1999 | Gramíneas do Cerrado, Brasil | | ined., work in progress |
| Brazil | Minas Gerais | | Filgueiras, T. S. | 1999 | Gramíneas do Cerrado, Brasil | | ined., work in progress |
| Ecuador | | | Standley, P. C. | 1936 | Gramineae en: J.F. Macbride, Flora of Peru. | Publ. Field Mus. Nat. Hist., Bot. Ser. | 13(1/1): 96–261 |
| Ecuador | | | Hitchcock, A. S. | 1927 | The grasses of Ecuador, Peru, and Bolivia | Contr. U.S. Natl. Herb. | 24(8): 291–556 |
| Ecuador | Zamora-Chinchipe | | Jørgensen, P. M. & C. Ulloa Ulloa | 1994 | Seed plants of the high Andes of Ecuador—A checklist | AAU Rep. | 34: 1–443 |
| Peru | | | Brako, L. & J. L. Zarucchi | 1993 | Catalogue of the flowering plants and gymnosperms of Peru | Monogr. Syst. Bot. Missouri Bot. Gard. | 45: i–xl, 1–1286 |
| Peru | | | Hitchcock, A. S. | 1927 | The grasses of Ecuador, Peru, and Bolivia | Contr. U.S. Natl. Herb. | 24(8): 291–556 |
| Peru | | | Standley, P. C. | 1936 | Gramineae en: J.F. Macbride, Flora of Peru. | Publ. Field Mus. Nat. Hist., Bot. Ser. | 13(1/1): 96–261 |
| Peru | Junín | | Standley, P. C. | 1936 | Gramineae en: J.F. Macbride, Flora of Peru. | Publ. Field Mus. Nat. Hist., Bot. Ser. | 13(1/1): 96–261 |