| Plant | Low PPM | High PPM | StdDev | *Reference | |
|---|---|---|---|---|---|
| Satureja montana | Essential Oil | 61600.0 | 74200.0 | 0.2 | * |
| Origanum majorana | Essential Oil | 48000.0 | 213000.0 | 2.1 | * |
| Melaleuca alternifolia | Essential Oil | 32000.0 | 211500.0 | 2.1 | * |
| Myristica fragrans | Essential Oil | 21000.0 | 47000.0 | -0.2 | * |
| Origanum vulgare | Shoot Essent. Oil | 20700.0 | 46100.0 | 1.0 | * |
| Myristica fragrans | Seed Essent. Oil | 19000.0 | 68000.0 | 0.3 | * |
| Thymus vulgaris | Essential Oil | 17800.0 | 49500.0 | -0.1 | * |
| Petroselinum crispum | Fruit Essent. Oil | 16000.0 | 36300.0 | 1.4 | * |
| Citrus limon | Pericarp Essent. Oil | 12000.0 | 83200.0 | Jim Duke's personal files. | |
| Foeniculum vulgare | Seed Essent. Oil | 8600.0 | 20000.0 | -0.7 | Jim Duke's personal files. |
| Trachyspermum ammi | Fruit | 5610.0 | 13960.0 | 1.9 | * |
| Foeniculum vulgare | Essential Oil | 4000.0 | 20000.0 | -0.5 | Jim Duke's personal files. |
| Citrus limon | Leaf Essent. Oil | 3000.0 | 44000.0 | -0.1 | Jim Duke's personal files. |
| Ocimum basilicum | Leaf Essent. Oil | 2000.0 | 14900.0 | -0.5 | * |
| Eucalyptus citriodora | Leaf Essent. Oil | 2000.0 | 12000.0 | -0.6 | * |
| Melaleuca alternifolia | Leaf | 1154.0 | 3000.0 | 5.4 | * |
| Eucalyptus globulus | Leaf Essent. Oil | 1000.0 | 89000.0 | 0.4 | * |
| Coriandrum sativum | Fruit | 762.0 | 2626.0 | -0.2 | Lawrence, B.M., Essential Oils 1976-1977, Essential Oils 1978, Essential Oils 1979-1980. |
| Myristica fragrans | Seed | 580.0 | 4640.0 | 0.0 | * |
| Thymus capitatus | Plant | 490.0 | 530.0 | -0.3 | Lawrence, B.M., Essential Oils 1976-1977, Essential Oils 1978, Essential Oils 1979-1980. |