| 1 | Native | Northern America | Northern Mexico | Mexico | Chihuahua | | McVaugh, R. 1983-. Flora Novo-Galiciana. |
| 1 | Native | Northern America | Northern Mexico | Mexico | Coahuila de Zaragoza | | McVaugh, R. 1983-. Flora Novo-Galiciana. |
| 1 | Native | Northern America | Northern Mexico | Mexico | Nuevo León | | McVaugh, R. 1983-. Flora Novo-Galiciana. |
| 1 | Native | Northern America | Northern Mexico | Mexico | San Luis Potosí | | McVaugh, R. 1983-. Flora Novo-Galiciana. |
| 1 | Native | Northern America | Northern Mexico | Mexico | Sinaloa | | McVaugh, R. 1983-. Flora Novo-Galiciana. |
| 1 | Native | Northern America | Northern Mexico | Mexico | Sonora | | McVaugh, R. 1983-. Flora Novo-Galiciana. |
| 1 | Native | Northern America | Northern Mexico | Mexico | Tamaulipas | | McVaugh, R. 1983-. Flora Novo-Galiciana. |
| 1 | Native | Northern America | Northern Mexico | Mexico | Zacatecas | | McVaugh, R. 1983-. Flora Novo-Galiciana. |
| 1 | Native | Northern America | South-Central U.S.A. | United States | Texas | | |
| 1 | Native | Northern America | Southern Mexico | Mexico | Chiapas | | McVaugh, R. 1983-. Flora Novo-Galiciana. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Colima | | McVaugh, R. 1983-. Flora Novo-Galiciana. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Guanajuato | | McVaugh, R. 1983-. Flora Novo-Galiciana. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Guerrero | | McVaugh, R. 1983-. Flora Novo-Galiciana. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Hidalgo | | McVaugh, R. 1983-. Flora Novo-Galiciana. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Jalisco | | McVaugh, R. 1983-. Flora Novo-Galiciana. |
| 1 | Native | Northern America | Southern Mexico | Mexico | México | | McVaugh, R. 1983-. Flora Novo-Galiciana. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Michoacán de Ocampo | | McVaugh, R. 1983-. Flora Novo-Galiciana. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Morelos | | McVaugh, R. 1983-. Flora Novo-Galiciana. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Nayarit | | McVaugh, R. 1983-. Flora Novo-Galiciana. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Oaxaca | | McVaugh, R. 1983-. Flora Novo-Galiciana. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Puebla | | McVaugh, R. 1983-. Flora Novo-Galiciana. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Querétaro | | McVaugh, R. 1983-. Flora Novo-Galiciana. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Tabasco | | McVaugh, R. 1983-. Flora Novo-Galiciana. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Veracruz de Ignacio de la Llave | | McVaugh, R. 1983-. Flora Novo-Galiciana. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Yucatán | | McVaugh, R. 1983-. Flora Novo-Galiciana. |
| 1 | Native | Northern America | Southwestern U.S.A. | United States | Arizona | s. | |
| 1 | Native | Southern America | Brazil | Brazil | | | |
| 1 | Native | Southern America | Caribbean | Antigua and Barbuda | | | Howard, R. 1989. Flora of the lesser Antilles. 5:378. Note: questions validity of Killip's varieties |
| 1 | Native | Southern America | Caribbean | Bahamas | | | |
| 1 | Native | Southern America | Caribbean | Cuba | | | León (J. S. Sauget) & Alain (E. E. Liogier). 1946-1969. Flora de Cuba |
| 1 | Native | Southern America | Caribbean | Dominica | | | Howard, R. 1989. Flora of the lesser Antilles. 5:378. Note: questions validity of Killip's varieties |
| 1 | Native | Southern America | Caribbean | Grenada | | | Howard, R. 1989. Flora of the lesser Antilles. 5:378. Note: questions validity of Killip's varieties |
| 1 | Native | Southern America | Caribbean | Guadeloupe | | | Howard, R. 1989. Flora of the lesser Antilles. 5:378. Note: questions validity of Killip's varieties |
| 1 | Native | Southern America | Caribbean | Hispaniola | | | |
| 1 | Native | Southern America | Caribbean | Jamaica | | | Adams, C. 1972. Flowering plants of Jamaica |
| 1 | Native | Southern America | Caribbean | Martinique | | | Howard, R. 1989. Flora of the lesser Antilles. 5:378. Note: questions validity of Killip's varieties |
| 1 | Native | Southern America | Caribbean | Montserrat | | | Howard, R. 1989. Flora of the lesser Antilles. 5:378. Note: questions validity of Killip's varieties |
| 1 | Native | Southern America | Caribbean | St. Lucia | | | Howard, R. 1989. Flora of the lesser Antilles. 5:378. Note: questions validity of Killip's varieties |
| 1 | Native | Southern America | Caribbean | St. Vincent and Grenadines | | | Howard, R. 1989. Flora of the lesser Antilles. 5:378. Note: questions validity of Killip's varieties |
| 1 | Native | Southern America | Caribbean | Trinidad and Tobago | | | |
| 1 | Native | Southern America | Caribbean | United States | Puerto Rico | | |
| 1 | Native | Southern America | Central America | Belize | | | |
| 1 | Native | Southern America | Central America | Costa Rica | | | |
| 1 | Native | Southern America | Central America | El Salvador | | | |
| 1 | Native | Southern America | Central America | Guatemala | | | |
| 1 | Native | Southern America | Central America | Honduras | | | |
| 1 | Native | Southern America | Central America | Nicaragua | | | |
| 1 | Native | Southern America | Central America | Panama | | | |
| 1 | Native | Southern America | Northern South America | French Guiana | | | Boggan, J. et al. 1997. Checklist of the plants of the Guianas, ed. 2 |
| 1 | Native | Southern America | Northern South America | Guyana | | | Boggan, J. et al. 1997. Checklist of the plants of the Guianas, ed. 2 |
| 1 | Native | Southern America | Northern South America | Suriname | | | Boggan, J. et al. 1997. Checklist of the plants of the Guianas, ed. 2 |
| 1 | Native | Southern America | Northern South America | Venezuela | | | |
| 1 | Native | Southern America | Southern South America | Argentina | | | Zuloaga, F. O. & O. Morrone, eds. 1996, 1999. Catálogo de las plantas vasculares de la República Argentina. I. Pteridophyta, Gymnospermae y Angiospermae (Monocotyledonae), II. Dicotyledonae. Monogr. Syst. Bot. Missouri Bot. Gard. 60, 74. |
| 1 | Native | Southern America | Southern South America | Chile | | | |
| 1 | Native | Southern America | Southern South America | Paraguay | | | |
| 1 | Native | Southern America | Southern South America | Uruguay | | | Zuloaga, F. O. & O. Morrone, eds. 1996, 1999. Catálogo de las plantas vasculares de la República Argentina. I. Pteridophyta, Gymnospermae y Angiospermae (Monocotyledonae), II. Dicotyledonae. Monogr. Syst. Bot. Missouri Bot. Gard. 60, 74. |
| 1 | Native | Southern America | Western South America | Bolivia | | | |
| 1 | Native | Southern America | Western South America | Colombia | | | |
| 1 | Native | Southern America | Western South America | Ecuador | | incl. Galapagos | |
| 1 | Native | Southern America | Western South America | Peru | | | Brako, L. & J. L. Zarucchi. 1993. Catalogue of the flowering plants and gymnosperms of Peru. Monogr. Syst. Bot. Missouri Bot. Gard. 45 |
| 4 | Naturalized | | | | | natzd. elsewhere in tropics | |