| 1 | Native | Africa | East Tropical Africa | Kenya | | | Turrill, W. B. et al., eds. 1952-. Flora of tropical East Africa. |
| 1 | Native | Africa | East Tropical Africa | Tanzania | | | Turrill, W. B. et al., eds. 1952-. Flora of tropical East Africa. |
| 1 | Native | Africa | East Tropical Africa | Uganda | | | Turrill, W. B. et al., eds. 1952-. Flora of tropical East Africa. |
| 1 | Native | Africa | South Tropical Africa | Malawi | | | Exell, A. W. et al., eds. 1960-. Flora zambesiaca. |
| 1 | Native | Africa | South Tropical Africa | Mozambique | | | Exell, A. W. et al., eds. 1960-. Flora zambesiaca. |
| 1 | Native | Africa | South Tropical Africa | Zambia | | | Exell, A. W. et al., eds. 1960-. Flora zambesiaca. |
| 1 | Native | Africa | Southern Africa | South Africa | Cape Province | | Arnold, T. H. & B. C. De Wet, eds. 1993. Plants of southern Africa: names and distribution. Mem. Bot. Surv. S. Africa no. 62 |
| 1 | Native | Africa | Southern Africa | South Africa | KwaZulu-Natal | | Arnold, T. H. & B. C. De Wet, eds. 1993. Plants of southern Africa: names and distribution. Mem. Bot. Surv. S. Africa no. 62 |
| 1 | Native | Africa | West Tropical Africa | Côte D'Ivoire | | | |
| 1 | Native | Africa | West Tropical Africa | Ghana | | | |
| 1 | Native | Africa | West Tropical Africa | Guinea | | | |
| 1 | Native | Africa | West Tropical Africa | Liberia | | | |
| 1 | Native | Africa | West Tropical Africa | Niger | | | |
| 1 | Native | Africa | West Tropical Africa | Nigeria | | | |
| 1 | Native | Africa | West Tropical Africa | Senegal | | | |
| 1 | Native | Africa | West Tropical Africa | Sierra Leone | | | |
| 1 | Native | Africa | West-Central Tropical Africa | Cameroon | | | Aubréville, A. et al., eds. 1963-. Flore du Cameroun. |
| 1 | Native | Africa | West-Central Tropical Africa | Central African Republic | | | |
| 1 | Native | Africa | West-Central Tropical Africa | Congo | | | |
| 1 | Native | Africa | West-Central Tropical Africa | Democratic Republic of the Congo | | | |
| 1 | Native | Africa | West-Central Tropical Africa | Gabon | | | |
| 1 | Native | Africa | Western Indian Ocean | Madagascar | | | |
| 1 | Native | Northern America | Northern Mexico | Mexico | San Luis Potosí | | |
| 1 | Native | Northern America | Southern Mexico | Mexico | Chiapas | | Davidse, G. et al., eds. 1994. Flora mesoamericana. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Jalisco | | |
| 1 | Native | Northern America | Southern Mexico | Mexico | Oaxaca | | |
| 1 | Native | Northern America | Southern Mexico | Mexico | Tabasco | | Davidse, G. et al., eds. 1994. Flora mesoamericana. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Yucatán | | Davidse, G. et al., eds. 1994. Flora mesoamericana. |
| 1 | Native | Southern America | Brazil | Brazil | | | |
| 1 | Native | Southern America | Caribbean | Cuba | | | |
| 1 | Native | Southern America | Caribbean | Dominica | | | Howard, R. 1974-1989. Flora of the lesser Antilles. |
| 1 | Native | Southern America | Caribbean | Grenada | | | Howard, R. 1974-1989. Flora of the lesser Antilles. |
| 1 | Native | Southern America | Caribbean | Guadeloupe | | | Howard, R. 1974-1989. Flora of the lesser Antilles. |
| 1 | Native | Southern America | Caribbean | Hispaniola | | | |
| 1 | Native | Southern America | Caribbean | Jamaica | | | |
| 1 | Native | Southern America | Caribbean | Martinique | | | Howard, R. 1974-1989. Flora of the lesser Antilles. |
| 1 | Native | Southern America | Caribbean | St. Lucia | | | Howard, R. 1974-1989. Flora of the lesser Antilles. |
| 1 | Native | Southern America | Caribbean | St. Vincent and Grenadines | | | Howard, R. 1974-1989. Flora of the lesser Antilles. |
| 1 | Native | Southern America | Caribbean | Trinidad and Tobago | | | |
| 1 | Native | Southern America | Caribbean | United States | Puerto Rico | | |
| 1 | Native | Southern America | Central America | Belize | | | Davidse, G. et al., eds. 1994. Flora mesoamericana. |
| 1 | Native | Southern America | Central America | Costa Rica | | | Davidse, G. et al., eds. 1994. Flora mesoamericana. |
| 1 | Native | Southern America | Central America | El Salvador | | | |
| 1 | Native | Southern America | Central America | Guatemala | | | Davidse, G. et al., eds. 1994. Flora mesoamericana. |
| 1 | Native | Southern America | Central America | Honduras | | | Davidse, G. et al., eds. 1994. Flora mesoamericana. |
| 1 | Native | Southern America | Central America | Nicaragua | | | Davidse, G. et al., eds. 1994. Flora mesoamericana. |
| 1 | Native | Southern America | Central America | Panama | | | Davidse, G. et al., eds. 1994. Flora mesoamericana. |
| 1 | Native | Southern America | Northern South America | French Guiana | | | |
| 1 | Native | Southern America | Northern South America | Guyana | | | |
| 1 | Native | Southern America | Northern South America | Suriname | | | |
| 1 | Native | Southern America | Northern South America | Venezuela | | | |
| 1 | Native | Southern America | Southern South America | Argentina | | | Zuloaga, F. O. et al. 1994. Catálogo de la familia Poaceae en la República Argentina. Monogr. Syst. Bot. Missouri Bot. Gard. 47 |
| 1 | Native | Southern America | Southern South America | Paraguay | | | |
| 1 | Native | Southern America | Western South America | Bolivia | | | |
| 1 | Native | Southern America | Western South America | Colombia | | | |
| 1 | Native | Southern America | Western South America | Ecuador | | | |
| 1 | Native | Southern America | Western South America | Peru | | | |
| 6 | Other | | | | | possibly natzd. in much of Old World range | |