| Plant | Low PPM | High PPM | StdDev | *Reference | |
|---|---|---|---|---|---|
| Aleurites fordii | Petiole | -- | -- | * | |
| Acacia farnesiana | Fruit | -- | -- | * | |
| Punica granatum | Heart Wood | -- | -- | Seeram, N. P., Schulman, R. N., and Heber, D., eds. 2006. Pomegranates - Ancient Roots to Modern Medicine. Taylor & Francis. Boca Raton, FL. 244 pp. | |
| Prunus persica | Flower | -- | -- | * | |
| Rosa multiflora | Fruit | -- | -- | * | |
| Paeonia lactiflora | Root | -- | -- | Leung, A. Y. and Foster, S. 1995. Encyclopedia of Common Natural Ingredients 2nd Ed. John Wiley & Sons, New York. 649 pp. | |
| Acacia farnesiana | Plant | -- | -- | * | |
| Lagerstroemia indica | Flower | -- | -- | * |