| 1 | Native | Northern America | Northern Mexico | Mexico | Chihuahua | | Graham, S. A. 1988. Revision of Cuphea section Heterodon (Lythraceae). Syst. Bot. Monogr. 20:143-152. |
| 1 | Native | Northern America | Northern Mexico | Mexico | Durango | | Graham, S. A. 1988. Revision of Cuphea section Heterodon (Lythraceae). Syst. Bot. Monogr. 20:143-152. |
| 1 | Native | Northern America | Northern Mexico | Mexico | San Luis Potosí | | Graham, S. A. 1988. Revision of Cuphea section Heterodon (Lythraceae). Syst. Bot. Monogr. 20:143-152. |
| 1 | Native | Northern America | Northern Mexico | Mexico | Sonora | | Graham, S. A. 1988. Revision of Cuphea section Heterodon (Lythraceae). Syst. Bot. Monogr. 20:143-152. |
| 1 | Native | Northern America | Northern Mexico | Mexico | Zacatecas | | Graham, S. A. 1988. Revision of Cuphea section Heterodon (Lythraceae). Syst. Bot. Monogr. 20:143-152. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Chiapas | | Graham, S. A. 1988. Revision of Cuphea section Heterodon (Lythraceae). Syst. Bot. Monogr. 20:143-152. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Ciudad de México | | Graham, S. A. 1988. Revision of Cuphea section Heterodon (Lythraceae). Syst. Bot. Monogr. 20:143-152. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Colima | | Graham, S. A. 1988. Revision of Cuphea section Heterodon (Lythraceae). Syst. Bot. Monogr. 20:143-152. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Guanajuato | | Graham, S. A. 1988. Revision of Cuphea section Heterodon (Lythraceae). Syst. Bot. Monogr. 20:143-152. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Hidalgo | | Graham, S. A. 1988. Revision of Cuphea section Heterodon (Lythraceae). Syst. Bot. Monogr. 20:143-152. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Jalisco | | Graham, S. A. 1988. Revision of Cuphea section Heterodon (Lythraceae). Syst. Bot. Monogr. 20:143-152. |
| 1 | Native | Northern America | Southern Mexico | Mexico | México | | Graham, S. A. 1988. Revision of Cuphea section Heterodon (Lythraceae). Syst. Bot. Monogr. 20:143-152. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Michoacán de Ocampo | | Graham, S. A. 1988. Revision of Cuphea section Heterodon (Lythraceae). Syst. Bot. Monogr. 20:143-152. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Nayarit | | Graham, S. A. 1988. Revision of Cuphea section Heterodon (Lythraceae). Syst. Bot. Monogr. 20:143-152. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Oaxaca | | Graham, S. A. 1988. Revision of Cuphea section Heterodon (Lythraceae). Syst. Bot. Monogr. 20:143-152. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Puebla | | Graham, S. A. 1988. Revision of Cuphea section Heterodon (Lythraceae). Syst. Bot. Monogr. 20:143-152. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Querétaro | | Graham, S. A. 1988. Revision of Cuphea section Heterodon (Lythraceae). Syst. Bot. Monogr. 20:143-152. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Tlaxcala | | Graham, S. A. 1988. Revision of Cuphea section Heterodon (Lythraceae). Syst. Bot. Monogr. 20:143-152. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Veracruz de Ignacio de la Llave | | Graham, S. A. 1988. Revision of Cuphea section Heterodon (Lythraceae). Syst. Bot. Monogr. 20:143-152. |
| 1 | Native | Northern America | Southwestern U.S.A. | United States | Arizona | s. | Kearney, T. H. & R. H. Peebles. 1969. Arizona flora, ed. 2. |
| 1 | Native | Southern America | Central America | Costa Rica | | | Graham, S. A. 1988. Revision of Cuphea section Heterodon (Lythraceae). Syst. Bot. Monogr. 20:143-152. |
| 1 | Native | Southern America | Central America | El Salvador | | | Graham, S. A. 1988. Revision of Cuphea section Heterodon (Lythraceae). Syst. Bot. Monogr. 20:143-152. |
| 1 | Native | Southern America | Central America | Guatemala | | | Graham, S. A. 1988. Revision of Cuphea section Heterodon (Lythraceae). Syst. Bot. Monogr. 20:143-152. |
| 1 | Native | Southern America | Central America | Honduras | | | Graham, S. A. 1988. Revision of Cuphea section Heterodon (Lythraceae). Syst. Bot. Monogr. 20:143-152. |
| 1 | Native | Southern America | Central America | Nicaragua | | | Graham, S. A. 1988. Revision of Cuphea section Heterodon (Lythraceae). Syst. Bot. Monogr. 20:143-152. |