| 1 | Native | Northern America | Northern Mexico | Mexico | Coahuila de Zaragoza | | Rueda, Ricardo M. 1994. Systematics and evolution of the genus Petrea (Verbenaceae). Ann. Missouri Bot. Gard. 81:644-647. |
| 1 | Native | Northern America | Northern Mexico | Mexico | San Luis Potosí | | Rueda, Ricardo M. 1994. Systematics and evolution of the genus Petrea (Verbenaceae). Ann. Missouri Bot. Gard. 81:644-647. |
| 1 | Native | Northern America | Northern Mexico | Mexico | Tamaulipas | | Rueda, Ricardo M. 1994. Systematics and evolution of the genus Petrea (Verbenaceae). Ann. Missouri Bot. Gard. 81:644-647. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Campeche | | Rueda, Ricardo M. 1994. Systematics and evolution of the genus Petrea (Verbenaceae). Ann. Missouri Bot. Gard. 81:644-647. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Chiapas | | Rueda, Ricardo M. 1994. Systematics and evolution of the genus Petrea (Verbenaceae). Ann. Missouri Bot. Gard. 81:644-647. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Guerrero | | Rueda, Ricardo M. 1994. Systematics and evolution of the genus Petrea (Verbenaceae). Ann. Missouri Bot. Gard. 81:644-647. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Hidalgo | | Rueda, Ricardo M. 1994. Systematics and evolution of the genus Petrea (Verbenaceae). Ann. Missouri Bot. Gard. 81:644-647. |
| 1 | Native | Northern America | Southern Mexico | Mexico | México | | Rueda, Ricardo M. 1994. Systematics and evolution of the genus Petrea (Verbenaceae). Ann. Missouri Bot. Gard. 81:644-647. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Michoacán de Ocampo | | Rueda, Ricardo M. 1994. Systematics and evolution of the genus Petrea (Verbenaceae). Ann. Missouri Bot. Gard. 81:644-647. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Oaxaca | | Rueda, Ricardo M. 1994. Systematics and evolution of the genus Petrea (Verbenaceae). Ann. Missouri Bot. Gard. 81:644-647. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Puebla | | Rueda, Ricardo M. 1994. Systematics and evolution of the genus Petrea (Verbenaceae). Ann. Missouri Bot. Gard. 81:644-647. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Querétaro | | Rueda, Ricardo M. 1994. Systematics and evolution of the genus Petrea (Verbenaceae). Ann. Missouri Bot. Gard. 81:644-647. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Quintana Roo | | Rueda, Ricardo M. 1994. Systematics and evolution of the genus Petrea (Verbenaceae). Ann. Missouri Bot. Gard. 81:644-647. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Tabasco | | Rueda, Ricardo M. 1994. Systematics and evolution of the genus Petrea (Verbenaceae). Ann. Missouri Bot. Gard. 81:644-647. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Veracruz de Ignacio de la Llave | | Rueda, Ricardo M. 1994. Systematics and evolution of the genus Petrea (Verbenaceae). Ann. Missouri Bot. Gard. 81:644-647. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Yucatán | | Rueda, Ricardo M. 1994. Systematics and evolution of the genus Petrea (Verbenaceae). Ann. Missouri Bot. Gard. 81:644-647. |
| 1 | Native | Southern America | Brazil | Brazil | | | Rueda, Ricardo M. 1994. Systematics and evolution of the genus Petrea (Verbenaceae). Ann. Missouri Bot. Gard. 81:644-647. |
| 1 | Native | Southern America | Caribbean | Antigua and Barbuda | | | Howard, R. 1974-1989. Flora of the lesser Antilles. Note: mentions |
| 1 | Native | Southern America | Caribbean | Cuba | | | Rueda, Ricardo M. 1994. Systematics and evolution of the genus Petrea (Verbenaceae). Ann. Missouri Bot. Gard. 81:644-647. |
| 1 | Native | Southern America | Caribbean | Dominican Republic | | | Rueda, Ricardo M. 1994. Systematics and evolution of the genus Petrea (Verbenaceae). Ann. Missouri Bot. Gard. 81:644-647. |
| 1 | Native | Southern America | Caribbean | Guadeloupe | | | Howard, R. 1974-1989. Flora of the lesser Antilles. Note: mentions |
| 1 | Native | Southern America | Caribbean | Jamaica | | | Adams, C. 1972. Flowering plants of Jamaica Note: mentions |
| 1 | Native | Southern America | Caribbean | Trinidad and Tobago | Trinidad | | Rueda, Ricardo M. 1994. Systematics and evolution of the genus Petrea (Verbenaceae). Ann. Missouri Bot. Gard. 81:644-647. |
| 1 | Native | Southern America | Caribbean | United States | Puerto Rico | | Rueda, Ricardo M. 1994. Systematics and evolution of the genus Petrea (Verbenaceae). Ann. Missouri Bot. Gard. 81:644-647. |
| 1 | Native | Southern America | Central America | Belize | | | Rueda, Ricardo M. 1994. Systematics and evolution of the genus Petrea (Verbenaceae). Ann. Missouri Bot. Gard. 81:644-647. |
| 1 | Native | Southern America | Central America | Costa Rica | | | Rueda, Ricardo M. 1994. Systematics and evolution of the genus Petrea (Verbenaceae). Ann. Missouri Bot. Gard. 81:644-647. |
| 1 | Native | Southern America | Central America | El Salvador | | | Rueda, Ricardo M. 1994. Systematics and evolution of the genus Petrea (Verbenaceae). Ann. Missouri Bot. Gard. 81:644-647. |
| 1 | Native | Southern America | Central America | Guatemala | | | Rueda, Ricardo M. 1994. Systematics and evolution of the genus Petrea (Verbenaceae). Ann. Missouri Bot. Gard. 81:644-647. |
| 1 | Native | Southern America | Central America | Honduras | | | Rueda, Ricardo M. 1994. Systematics and evolution of the genus Petrea (Verbenaceae). Ann. Missouri Bot. Gard. 81:644-647. |
| 1 | Native | Southern America | Central America | Nicaragua | | | Rueda, Ricardo M. 1994. Systematics and evolution of the genus Petrea (Verbenaceae). Ann. Missouri Bot. Gard. 81:644-647. |
| 1 | Native | Southern America | Central America | Panama | | | Rueda, Ricardo M. 1994. Systematics and evolution of the genus Petrea (Verbenaceae). Ann. Missouri Bot. Gard. 81:644-647. |
| 1 | Native | Southern America | Northern South America | French Guiana | | | Rueda, Ricardo M. 1994. Systematics and evolution of the genus Petrea (Verbenaceae). Ann. Missouri Bot. Gard. 81:644-647. |
| 1 | Native | Southern America | Northern South America | Guyana | | | Rueda, Ricardo M. 1994. Systematics and evolution of the genus Petrea (Verbenaceae). Ann. Missouri Bot. Gard. 81:644-647. |
| 1 | Native | Southern America | Northern South America | Suriname | | | Rueda, Ricardo M. 1994. Systematics and evolution of the genus Petrea (Verbenaceae). Ann. Missouri Bot. Gard. 81:644-647. |
| 1 | Native | Southern America | Northern South America | Venezuela | | | Rueda, Ricardo M. 1994. Systematics and evolution of the genus Petrea (Verbenaceae). Ann. Missouri Bot. Gard. 81:644-647. |
| 1 | Native | Southern America | Southern South America | Paraguay | | | Rueda, Ricardo M. 1994. Systematics and evolution of the genus Petrea (Verbenaceae). Ann. Missouri Bot. Gard. 81:644-647. |
| 1 | Native | Southern America | Western South America | Bolivia | El Beni | | Rueda, Ricardo M. 1994. Systematics and evolution of the genus Petrea (Verbenaceae). Ann. Missouri Bot. Gard. 81:644-647. |
| 1 | Native | Southern America | Western South America | Colombia | | | Rueda, Ricardo M. 1994. Systematics and evolution of the genus Petrea (Verbenaceae). Ann. Missouri Bot. Gard. 81:644-647. |
| 1 | Native | Southern America | Western South America | Ecuador | Guayas | | Rueda, Ricardo M. 1994. Systematics and evolution of the genus Petrea (Verbenaceae). Ann. Missouri Bot. Gard. 81:644-647. |
| 1 | Native | Southern America | Western South America | Ecuador | Morona Santiago | | Rueda, Ricardo M. 1994. Systematics and evolution of the genus Petrea (Verbenaceae). Ann. Missouri Bot. Gard. 81:644-647. |
| 1 | Native | Southern America | Western South America | Ecuador | Napo | | Rueda, Ricardo M. 1994. Systematics and evolution of the genus Petrea (Verbenaceae). Ann. Missouri Bot. Gard. 81:644-647. |
| 1 | Native | Southern America | Western South America | Peru | | | Rueda, Ricardo M. 1994. Systematics and evolution of the genus Petrea (Verbenaceae). Ann. Missouri Bot. Gard. 81:644-647. |
| 2 | Cultivated | | | | | widely cult. in tropics | Rueda, Ricardo M. 1994. Systematics and evolution of the genus Petrea (Verbenaceae). Ann. Missouri Bot. Gard. 81:644-647. |
| 4 | Naturalized | | | | | widely natzd. in tropics | Rueda, Ricardo M. 1994. Systematics and evolution of the genus Petrea (Verbenaceae). Ann. Missouri Bot. Gard. 81:644-647. |