| Plant | Low PPM | High PPM | StdDev | *Reference | |
|---|---|---|---|---|---|
| Salvia sclarea | Plant | -- | -- | Williamson, E. M. and Evans, F. J., Potter's New Cyclopaedia of Botanical Drugs and Preparations, Revised Ed., Saffron Walden, the C. W. Daniel Co., Ltd., Essex UK, 362 pp, 1988, reprint 1989. | |
| Tetraclinis articulata | Resin, Exudate, Sap | -- | -- | * | |
| Salvia officinalis | Essential Oil | -- | -- | * | |
| Vitex agnus-castus | Leaf | -- | -- | * | |
| Vitex agnus-castus | Fruit | -- | -- | * | |
| Vitex agnus-castus | Flower | -- | -- | * | |
| Juniperus communis | Leaf | -- | 87.5 | * | |
| Salvia officinalis | Shoot | 556.0 | 1478.0 | * |