| Plant | Low PPM | High PPM | StdDev | *Reference | |
|---|---|---|---|---|---|
| Angelica archangelica | Fruit Essent. Oil | -- | 538000.0 | 1.0 | * |
| Rosmarinus officinalis | Shoot Essent. Oil | -- | 369100.0 | 1.4 | * |
| Salvia officinalis | Leaf Essent. Oil | 91000.0 | 357000.0 | 1.9 | * |
| Alpinia galanga | Rhizome Essent. Oil | 1300.0 | 300000.0 | * | |
| Rosmarinus officinalis | Leaf Essent. Oil | -- | 293000.0 | 1.4 | * |
| Salvia officinalis | Essential Oil | 73000.0 | 217000.0 | 1.9 | * |
| Rosmarinus officinalis | Essential Oil | 145000.0 | 153000.0 | 1.0 | * |
| Ocimum basilicum | Leaf Essent. Oil | 5000.0 | 100000.0 | -0.2 | * |
| Ocimum basilicum | Essential Oil | 33700.0 | 77600.0 | -0.1 | * |
| Origanum majorana | Leaf Essent. Oil | -- | 75000.0 | -0.4 | * |
| Artemisia dracunculus | Essential Oil | -- | 68800.0 | -0.2 | * |
| Aesculus hippocastanum | Flower Essent. Oil | -- | 66000.0 | Jim Duke's personal files. | |
| Valeriana officinalis | Leaf Essent. Oil | 37700.0 | 65100.0 | -0.5 | * |
| Ocimum basilicum | Shoot Essent. Oil | -- | 54400.0 | -0.5 | * |
| Salvia officinalis | Et | -- | 50000.0 | * | |
| Artemisia dracunculus | Leaf Essent. Oil | -- | 50000.0 | -0.6 | * |
| Eucalyptus grandis | Leaf Essent. Oil | -- | 44000.0 | -0.7 | * |
| Myristica fragrans | Essential Oil | 22000.0 | 42000.0 | -0.6 | * |
| Thymus vulgaris | Essential Oil | -- | 32900.0 | -0.7 | * |
| Myristica fragrans | Seed Essent. Oil | 22000.0 | 32000.0 | * |