| Use | Reference | |
|---|---|---|
| Cough | Mexico | Martinez, Maximino. 1969. Las Plantas Medinales de Mexico. |
| Cold | Mexico | Martinez, Maximino. 1969. Las Plantas Medinales de Mexico. |
| Cold | Mexico | Standley, Paul C. Trees and shrubs of Mexico. Contributions U.S. National Herbarium, vol. 23. Govt. Printing Office, Washington, D.C. |