| 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 | Northeast Tropical Africa | Eritrea | | | |
| 1 | Native | Africa | Northeast Tropical Africa | Ethiopia | | | Hedberg, I. & S. Edwards. 1989-. Flora of Ethiopia Note: Eritrea added in 2000 |
| 1 | Native | Africa | Northeast Tropical Africa | Somalia | | | Thulin, M., ed. 1993-. Flora of Somalia. |
| 1 | Native | Africa | Northeast Tropical Africa | Sudan | | | |
| 1 | Native | Africa | Northern Africa | Algeria | | | Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource). |
| 1 | Native | Africa | Northern Africa | Egypt | | | Boulos, L. 1995. Flora of Egypt checklist. |
| 1 | Native | Africa | Northern Africa | Libya | | | Ali, S. I. & S. M. H. Jafri, eds. 1976-. Flora of Libya. |
| 1 | Native | Africa | Northern Africa | Morocco | | | Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource). |
| 1 | Native | Africa | Northern Africa | Tunisia | | | Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource). |
| 1 | Native | Africa | South Tropical Africa | Angola | | | |
| 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 | South Tropical Africa | Zimbabwe | | | Exell, A. W. et al., eds. 1960-. Flora zambesiaca. |
| 1 | Native | Africa | Southern Africa | Botswana | | | Exell, A. W. et al., eds. 1960-. Flora zambesiaca. |
| 1 | Native | Africa | Southern Africa | Eswatini | | | |
| 1 | Native | Africa | Southern Africa | Lesotho | | | |
| 1 | Native | Africa | Southern Africa | Namibia | | | |
| 1 | Native | Africa | Southern Africa | South Africa | | | |
| 1 | Native | Africa | West Tropical Africa | Burkina Faso | | | |
| 1 | Native | Africa | West Tropical Africa | Côte D'Ivoire | | | |
| 1 | Native | Africa | West Tropical Africa | Ghana | | | |
| 1 | Native | Africa | West Tropical Africa | Mali | | | |
| 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-Central Tropical Africa | Democratic Republic of the Congo | | | |
| 1 | Native | Asia-Temperate | Arabian Peninsula | Saudi Arabia | | | Migahid, A. M. 1988-1990. Flora of Saudi Arabia, ed. 3. |
| 1 | Native | Asia-Temperate | Caucasus | Armenia | | | Tzvelev, N. N. 1976. Zlaki SSSR |
| 1 | Native | Asia-Temperate | Caucasus | Azerbaijan | | | Tzvelev, N. N. 1976. Zlaki SSSR |
| 1 | Native | Asia-Temperate | Caucasus | Georgia | | | Tzvelev, N. N. 1976. Zlaki SSSR |
| 1 | Native | Asia-Temperate | China | China | | | Chinese Academy of Sciences. 1959-. Flora reipublicae popularis sinicae. |
| 1 | Native | Asia-Temperate | Eastern Asia | Japan | Honshu | | Koyama, T. 1987. Grasses of Japan and its neighboring regions |
| 1 | Native | Asia-Temperate | Eastern Asia | Japan | Kyushu | | Koyama, T. 1987. Grasses of Japan and its neighboring regions |
| 1 | Native | Asia-Temperate | Eastern Asia | Japan | Shikoku | | Koyama, T. 1987. Grasses of Japan and its neighboring regions |
| 1 | Native | Asia-Temperate | Middle Asia | Kazakhstan | | | Tzvelev, N. N. 1976. Zlaki SSSR |
| 1 | Native | Asia-Temperate | Middle Asia | Kyrgyzstan | | | Tzvelev, N. N. 1976. Zlaki SSSR |
| 1 | Native | Asia-Temperate | Middle Asia | Turkmenistan | | | Tzvelev, N. N. 1976. Zlaki SSSR |
| 1 | Native | Asia-Temperate | Middle Asia | Uzbekistan | | | Tzvelev, N. N. 1976. Zlaki SSSR |
| 1 | Native | Asia-Temperate | Western Asia | Cyprus | | | Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource). |
| 1 | Native | Asia-Temperate | Western Asia | Egypt | Sinai | | Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource). |
| 1 | Native | Asia-Temperate | Western Asia | Iran | | | Rechinger, K. H., ed. 1963-. Flora iranica. |
| 1 | Native | Asia-Temperate | Western Asia | Israel | | | Zohary, M. & N. Feinbrun-Dothan. 1966-. Flora palaestina. |
| 1 | Native | Asia-Temperate | Western Asia | Jordan | | | Zohary, M. & N. Feinbrun-Dothan. 1966-. Flora palaestina. |
| 1 | Native | Asia-Temperate | Western Asia | Turkey | | | Davis, P. H., ed. 1965-1988. Flora of Turkey and the east Aegean islands. |
| 1 | Native | Asia-Tropical | Indian Subcontinent | India | | | |
| 1 | Native | Asia-Tropical | Indian Subcontinent | Pakistan | | | Nasir, E. & S. I. Ali, eds. 1970-. Flora of [West] Pakistan. |
| 1 | Native | Asia-Tropical | Indo-China | Indochina | | | |
| 1 | Native | Asia-Tropical | Indo-China | Myanmar | | | |
| 1 | Native | Asia-Tropical | Indo-China | Thailand | | | |
| 1 | Native | Europe | Eastern Europe | Moldova | | | Tzvelev, N. N. 1976. Zlaki SSSR |
| 1 | Native | Europe | Eastern Europe | Ukraine | | incl. Krym | Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource). |
| 1 | Native | Europe | Middle Europe | Austria | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Middle Europe | Hungary | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Middle Europe | Slovakia | | | Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource). |
| 1 | Native | Europe | Middle Europe | Switzerland | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Southeastern Europe | Albania | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Southeastern Europe | Croatia | | | Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource). |
| 1 | Native | Europe | Southeastern Europe | Italy | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Southeastern Europe | Romania | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Southeastern Europe | Serbia | | | Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource). |
| 1 | Native | Europe | Southeastern Europe | Slovenia | | | Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource). |
| 1 | Native | Europe | Southwestern Europe | France | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Southwestern Europe | Portugal | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Southwestern Europe | Spain | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 4 | Naturalized | | | | | widely natzd. elsewhere | |