| 1 | Native | Southern America | Brazil | Brazil | Paraná | | Peterson, P. M. & A. M. Planchuelo. 1998. Bromus catharticus in South America (Poaceae: Bromeae). Novon 8:56-59. |
| 1 | Native | Southern America | Brazil | Brazil | Rio Grande do Sul | | Peterson, P. M. & A. M. Planchuelo. 1998. Bromus catharticus in South America (Poaceae: Bromeae). Novon 8:56-59. |
| 1 | Native | Southern America | Brazil | Brazil | Santa Catarina | | Peterson, P. M. & A. M. Planchuelo. 1998. Bromus catharticus in South America (Poaceae: Bromeae). Novon 8:56-59. |
| 1 | Native | Southern America | Brazil | Brazil | São Paulo | | Peterson, P. M. & A. M. Planchuelo. 1998. Bromus catharticus in South America (Poaceae: Bromeae). Novon 8:56-59. |
| 1 | Native | Southern America | Northern South America | Venezuela | Distrito Capital | | Peterson, P. M. & A. M. Planchuelo. 1998. Bromus catharticus in South America (Poaceae: Bromeae). Novon 8:56-59. |
| 1 | Native | Southern America | Northern South America | Venezuela | Lara | | Peterson, P. M. & A. M. Planchuelo. 1998. Bromus catharticus in South America (Poaceae: Bromeae). Novon 8:56-59. |
| 1 | Native | Southern America | Northern South America | Venezuela | Mérida | | Peterson, P. M. & A. M. Planchuelo. 1998. Bromus catharticus in South America (Poaceae: Bromeae). Novon 8:56-59. |
| 1 | Native | Southern America | Southern South America | Argentina | Buenos Aires | | Peterson, P. M. & A. M. Planchuelo. 1998. Bromus catharticus in South America (Poaceae: Bromeae). Novon 8:56-59. |
| 1 | Native | Southern America | Southern South America | Argentina | Catamarca | | Peterson, P. M. & A. M. Planchuelo. 1998. Bromus catharticus in South America (Poaceae: Bromeae). Novon 8:56-59. |
| 1 | Native | Southern America | Southern South America | Argentina | Chaco | | Peterson, P. M. & A. M. Planchuelo. 1998. Bromus catharticus in South America (Poaceae: Bromeae). Novon 8:56-59. |
| 1 | Native | Southern America | Southern South America | Argentina | Córdoba | | Peterson, P. M. & A. M. Planchuelo. 1998. Bromus catharticus in South America (Poaceae: Bromeae). Novon 8:56-59. |
| 1 | Native | Southern America | Southern South America | Argentina | Corrientes | | Peterson, P. M. & A. M. Planchuelo. 1998. Bromus catharticus in South America (Poaceae: Bromeae). Novon 8:56-59. |
| 1 | Native | Southern America | Southern South America | Argentina | Entre Ríos | | Peterson, P. M. & A. M. Planchuelo. 1998. Bromus catharticus in South America (Poaceae: Bromeae). Novon 8:56-59. |
| 1 | Native | Southern America | Southern South America | Argentina | Jujuy | | Peterson, P. M. & A. M. Planchuelo. 1998. Bromus catharticus in South America (Poaceae: Bromeae). Novon 8:56-59. |
| 1 | Native | Southern America | Southern South America | Argentina | La Rioja | | Peterson, P. M. & A. M. Planchuelo. 1998. Bromus catharticus in South America (Poaceae: Bromeae). Novon 8:56-59. |
| 1 | Native | Southern America | Southern South America | Argentina | Salta | | Peterson, P. M. & A. M. Planchuelo. 1998. Bromus catharticus in South America (Poaceae: Bromeae). Novon 8:56-59. |
| 1 | Native | Southern America | Southern South America | Argentina | San Juan | | Peterson, P. M. & A. M. Planchuelo. 1998. Bromus catharticus in South America (Poaceae: Bromeae). Novon 8:56-59. |
| 1 | Native | Southern America | Southern South America | Argentina | San Luis | | Peterson, P. M. & A. M. Planchuelo. 1998. Bromus catharticus in South America (Poaceae: Bromeae). Novon 8:56-59. |
| 1 | Native | Southern America | Southern South America | Argentina | Santa Fe | | Peterson, P. M. & A. M. Planchuelo. 1998. Bromus catharticus in South America (Poaceae: Bromeae). Novon 8:56-59. |
| 1 | Native | Southern America | Southern South America | Argentina | Tucumán | | Peterson, P. M. & A. M. Planchuelo. 1998. Bromus catharticus in South America (Poaceae: Bromeae). Novon 8:56-59. |
| 1 | Native | Southern America | Southern South America | Chile | Antofagasta | | Peterson, P. M. & A. M. Planchuelo. 1998. Bromus catharticus in South America (Poaceae: Bromeae). Novon 8:56-59. |
| 1 | Native | Southern America | Southern South America | Chile | Coquimbo | | Peterson, P. M. & A. M. Planchuelo. 1998. Bromus catharticus in South America (Poaceae: Bromeae). Novon 8:56-59. |
| 1 | Native | Southern America | Southern South America | Chile | Región Metropolitana de Santiago | | Peterson, P. M. & A. M. Planchuelo. 1998. Bromus catharticus in South America (Poaceae: Bromeae). Novon 8:56-59. |
| 1 | Native | Southern America | Southern South America | Paraguay | | | Peterson, P. M. & A. M. Planchuelo. 1998. Bromus catharticus in South America (Poaceae: Bromeae). Novon 8:56-59. |
| 1 | Native | Southern America | Southern South America | Uruguay | | | Peterson, P. M. & A. M. Planchuelo. 1998. Bromus catharticus in South America (Poaceae: Bromeae). Novon 8:56-59. |
| 1 | Native | Southern America | Western South America | Bolivia | Cochabamba | | Peterson, P. M. & A. M. Planchuelo. 1998. Bromus catharticus in South America (Poaceae: Bromeae). Novon 8:56-59. |
| 1 | Native | Southern America | Western South America | Bolivia | La Paz | | Peterson, P. M. & A. M. Planchuelo. 1998. Bromus catharticus in South America (Poaceae: Bromeae). Novon 8:56-59. |
| 1 | Native | Southern America | Western South America | Bolivia | Oruro | | Peterson, P. M. & A. M. Planchuelo. 1998. Bromus catharticus in South America (Poaceae: Bromeae). Novon 8:56-59. |
| 1 | Native | Southern America | Western South America | Bolivia | Potosí | | Peterson, P. M. & A. M. Planchuelo. 1998. Bromus catharticus in South America (Poaceae: Bromeae). Novon 8:56-59. |
| 1 | Native | Southern America | Western South America | Colombia | Antioquia | | Peterson, P. M. & A. M. Planchuelo. 1998. Bromus catharticus in South America (Poaceae: Bromeae). Novon 8:56-59. |
| 1 | Native | Southern America | Western South America | Colombia | Cauca | | Peterson, P. M. & A. M. Planchuelo. 1998. Bromus catharticus in South America (Poaceae: Bromeae). Novon 8:56-59. |
| 1 | Native | Southern America | Western South America | Colombia | Cundinamarca | | Peterson, P. M. & A. M. Planchuelo. 1998. Bromus catharticus in South America (Poaceae: Bromeae). Novon 8:56-59. |
| 1 | Native | Southern America | Western South America | Colombia | Nariño | | Peterson, P. M. & A. M. Planchuelo. 1998. Bromus catharticus in South America (Poaceae: Bromeae). Novon 8:56-59. |
| 1 | Native | Southern America | Western South America | Colombia | Norte de Santander | | Peterson, P. M. & A. M. Planchuelo. 1998. Bromus catharticus in South America (Poaceae: Bromeae). Novon 8:56-59. |
| 1 | Native | Southern America | Western South America | Ecuador | | | Peterson, P. M. & A. M. Planchuelo. 1998. Bromus catharticus in South America (Poaceae: Bromeae). Novon 8:56-59. |
| 1 | Native | Southern America | Western South America | Peru | | | Peterson, P. M. & A. M. Planchuelo. 1998. Bromus catharticus in South America (Poaceae: Bromeae). Novon 8:56-59. |
| 2 | Cultivated | Africa | East Tropical Africa | Kenya | | | Hanelt, P., ed. 2001. Mansfeld's encyclopedia of agricultural and horticultural crops. Volumes 1-6 |
| 2 | Cultivated | Australasia | Australia | Australia | | s. | Hanelt, P., ed. 2001. Mansfeld's encyclopedia of agricultural and horticultural crops. Volumes 1-6 |
| 2 | Cultivated | Northern America | | United States | | s.e. | Hanelt, P., ed. 2001. Mansfeld's encyclopedia of agricultural and horticultural crops. Volumes 1-6 |
| 2 | Cultivated | Southern America | Brazil | Brazil | | s. | Hanelt, P., ed. 2001. Mansfeld's encyclopedia of agricultural and horticultural crops. Volumes 1-6 |
| 2 | Cultivated | Southern America | Southern South America | Argentina | | | Hanelt, P., ed. 2001. Mansfeld's encyclopedia of agricultural and horticultural crops. Volumes 1-6 |
| 2 | Cultivated | Southern America | Southern South America | Uruguay | | | Hanelt, P., ed. 2001. Mansfeld's encyclopedia of agricultural and horticultural crops. Volumes 1-6 |
| 2 | Cultivated | Southern America | Western South America | Colombia | | | Hanelt, P., ed. 2001. Mansfeld's encyclopedia of agricultural and horticultural crops. Volumes 1-6 |
| 4 | Naturalized | Africa | East Tropical Africa | Kenya | | | Turrill, W. B. et al., eds. 1952-. Flora of tropical East Africa. Note: = Bromus unioloides Willd. |
| 4 | Naturalized | Africa | East Tropical Africa | Tanzania | | | Turrill, W. B. et al., eds. 1952-. Flora of tropical East Africa. Note: = Bromus unioloides Willd. |
| 4 | Naturalized | Africa | East Tropical Africa | Uganda | | | Turrill, W. B. et al., eds. 1952-. Flora of tropical East Africa. Note: = Bromus unioloides Willd. |
| 4 | Naturalized | Africa | Southern Africa | Lesotho | | | Plants of southern Africa: an online checklist. |
| 4 | Naturalized | Africa | Southern Africa | Namibia | | | Plants of southern Africa: an online checklist. |
| 4 | Naturalized | Africa | Southern Africa | South Africa | | | Gibbs-Russell, G. E. et al. 1990. Grasses of southern Africa. Mem. Bot. Surv. S. Africa vol. 58 |
| 4 | Naturalized | Asia-Temperate | China | China | | | Wu Zheng-yi & P. H. Raven et al., eds. 1994-. Flora of China (English edition). Note: = Bromus catharticus |
| 4 | Naturalized | Australasia | Australia | Australia | | | Randall, R. P. 2007. The introduced flora of Australia and its weed status. Note: = Bromus catharticus |
| 4 | Naturalized | Australasia | New Zealand | New Zealand | | | Howell, C. J. & J. W. D. Sawyer. 2006. New Zealand naturalised vascular plant checklist Note: = Bromus catharticus |
| 4 | Naturalized | Northern America | | Canada | | | FNA Editorial Committee. 1993-. Flora of North America. |
| 4 | Naturalized | Northern America | | Mexico | | | Villaseñor, J. L. & F. J. Espinoza-Garcia. 2004. The alien flowering plants of Mexico. Diversity & Distrib. 10:113-123. Note: = Bromus catharticus |
| 4 | Naturalized | Northern America | | United States | | | FNA Editorial Committee. 1993-. Flora of North America. |
| 4 | Naturalized | Southern America | Caribbean | Haiti | | | Acevedo-Rodríguez, P. & M. T. Strong. Flora of the West Indies (on-line resource). Note: = Bromus catharticus |
| 4 | Naturalized | Southern America | Caribbean | Jamaica | | | Acevedo-Rodríguez, P. & M. T. Strong. Flora of the West Indies (on-line resource). Note: = Bromus catharticus |
| 4 | Naturalized | Southern America | Southern South America | Chile | | | Ugarte, E. et al. 2011. Vascular alien flora, Chile. Check List 7:365-382. Note: = Bromus catharticus |