| 1 | Native | Africa | Northern Africa | Algeria | | n. | Quézel, P. & S. Santa. 1962-1963. Nouvelle flore de l'Algerie. |
| 1 | Native | Africa | Northern Africa | Morocco | | | Jahandiez, E. & R. Maire. 1931-1941. Catalogue des plantes du Maroc. |
| 1 | Native | Africa | Northern Africa | Tunisia | | | Pottier-Alapetite, G. 1979-1981. Flore de la Tunisie: Angiospermes-Dicotyledones. |
| 1 | Native | Asia-Temperate | Western Asia | Cyprus | | | Meikle, R. D. 1977-1985. Flora of Cyprus. |
| 1 | Native | Asia-Temperate | Western Asia | Israel | | | Zohary, M. & N. Feinbrun-Dothan. 1966-. Flora palaestina. |
| 1 | Native | Asia-Temperate | Western Asia | Syria | | | Mouterde, P. 1966-. Nouvelle flore du Liban et de la Syrie. |
| 1 | Native | Asia-Temperate | Western Asia | Turkey | | s. | Davis, P. H., ed. 1965-1988. Flora of Turkey and the east Aegean islands. |
| 1 | Native | Europe | Southeastern Europe | Greece | | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Southeastern Europe | Italy | | incl. Sicily | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Southwestern Europe | France | Corse | | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Europe | Southwestern Europe | Spain | | incl. Baleares | Tutin, T. G. et al., eds. 1964-1980. Flora europaea. |
| 1 | Native | Northern America | Northern Mexico | Mexico | Coahuila de Zaragoza | | Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:704. |
| 1 | Native | Northern America | Northern Mexico | Mexico | Nuevo León | | Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:704. |
| 1 | Native | Northern America | Northern Mexico | Mexico | San Luis Potosí | | Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:704. |
| 1 | Native | Northern America | Northern Mexico | Mexico | Tamaulipas | | Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:704. |
| 1 | Native | Northern America | South-Central U.S.A. | United States | Texas | | Correll, D. S. & M. C. Johnston. 1970. Manual of the vascular plants of Texas |
| 1 | Native | Northern America | Southeastern U.S.A. | United States | Alabama | s. | |
| 1 | Native | Northern America | Southeastern U.S.A. | United States | Florida | | |
| 1 | Native | Northern America | Southeastern U.S.A. | United States | Georgia | | Duncan, W. H. & J. T. Kartesz. 1981. Vascular flora of Georgia: an annotated checklist. |
| 1 | Native | Northern America | Southeastern U.S.A. | United States | Louisiana | s. | |
| 1 | Native | Northern America | Southeastern U.S.A. | United States | Mississippi | s. | |
| 1 | Native | Northern America | Southeastern U.S.A. | United States | North Carolina | e. | Radford, A. E. et al. 1964. Manual of the vascular flora of the Carolinas. |
| 1 | Native | Northern America | Southeastern U.S.A. | United States | South Carolina | | Radford, A. E. et al. 1964. Manual of the vascular flora of the Carolinas. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Campeche | | Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:704. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Chiapas | | Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:704. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Guerrero | | Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:704. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Oaxaca | | Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:704. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Quintana Roo | | Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:704. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Tabasco | | Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:704. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Veracruz de Ignacio de la Llave | | Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:704. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Yucatán | | Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:704. |
| 1 | Native | Southern America | Caribbean | Bahamas | | | Correll, D. S. & H. B. Correll. 1982. Flora of the Bahama archipelago. |
| 1 | Native | Southern America | Caribbean | Bermuda | | | |
| 1 | Native | Southern America | Caribbean | Cuba | | | León (J. S. Sauget) & Alain (E. E. Liogier). 1946-1969. Flora de Cuba |
| 1 | Native | Southern America | Caribbean | Jamaica | | | Adams, C. 1972. Flowering plants of Jamaica |
| 1 | Native | Southern America | Central America | Belize | | | |
| 1 | Native | Southern America | Central America | Guatemala | | | |