| 1 | Native | Northern America | Northern Mexico | Mexico | Baja California Sur | s. | Graham, S. A. 1998. Revision of Cuphea section Diploptychia (Lythraceae). Syst. Bot. Monogr. 53:57. |
| 1 | Native | Northern America | Northern Mexico | Mexico | Durango | | Graham, S. A. 1998. Revision of Cuphea section Diploptychia (Lythraceae). Syst. Bot. Monogr. 53:57. |
| 1 | Native | Northern America | Northern Mexico | Mexico | Sinaloa | | Graham, S. A. 1998. Revision of Cuphea section Diploptychia (Lythraceae). Syst. Bot. Monogr. 53:57. |
| 1 | Native | Northern America | Northern Mexico | Mexico | Sonora | s. | Graham, S. A. 1998. Revision of Cuphea section Diploptychia (Lythraceae). Syst. Bot. Monogr. 53:57. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Chiapas | | Graham, S. A. 1998. Revision of Cuphea section Diploptychia (Lythraceae). Syst. Bot. Monogr. 53:57. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Colima | | Graham, S. A. 1998. Revision of Cuphea section Diploptychia (Lythraceae). Syst. Bot. Monogr. 53:57. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Guanajuato | | Graham, S. A. 1998. Revision of Cuphea section Diploptychia (Lythraceae). Syst. Bot. Monogr. 53:57. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Guerrero | | Graham, S. A. 1998. Revision of Cuphea section Diploptychia (Lythraceae). Syst. Bot. Monogr. 53:57. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Hidalgo | | Graham, S. A. 1998. Revision of Cuphea section Diploptychia (Lythraceae). Syst. Bot. Monogr. 53:57. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Jalisco | | Graham, S. A. 1998. Revision of Cuphea section Diploptychia (Lythraceae). Syst. Bot. Monogr. 53:57. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Michoacán de Ocampo | | Graham, S. A. 1998. Revision of Cuphea section Diploptychia (Lythraceae). Syst. Bot. Monogr. 53:57. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Morelos | | Graham, S. A. 1998. Revision of Cuphea section Diploptychia (Lythraceae). Syst. Bot. Monogr. 53:57. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Nayarit | | Graham, S. A. 1998. Revision of Cuphea section Diploptychia (Lythraceae). Syst. Bot. Monogr. 53:57. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Oaxaca | | Graham, S. A. 1998. Revision of Cuphea section Diploptychia (Lythraceae). Syst. Bot. Monogr. 53:57. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Puebla | | Graham, S. A. 1998. Revision of Cuphea section Diploptychia (Lythraceae). Syst. Bot. Monogr. 53:57. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Querétaro | | Graham, S. A. 1998. Revision of Cuphea section Diploptychia (Lythraceae). Syst. Bot. Monogr. 53:57. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Veracruz de Ignacio de la Llave | | Graham, S. A. 1998. Revision of Cuphea section Diploptychia (Lythraceae). Syst. Bot. Monogr. 53:57. |
| 1 | Native | Southern America | Central America | El Salvador | | | Graham, S. A. 1998. Revision of Cuphea section Diploptychia (Lythraceae). Syst. Bot. Monogr. 53:57. |
| 1 | Native | Southern America | Central America | Guatemala | | | Graham, S. A. 1998. Revision of Cuphea section Diploptychia (Lythraceae). Syst. Bot. Monogr. 53:57. |
| 1 | Native | Southern America | Central America | Honduras | | | Graham, S. A. 1998. Revision of Cuphea section Diploptychia (Lythraceae). Syst. Bot. Monogr. 53:57. |
| 1 | Native | Southern America | Central America | Nicaragua | | n.w. | Graham, S. A. 1998. Revision of Cuphea section Diploptychia (Lythraceae). Syst. Bot. Monogr. 53:57. |