| Plant | Low PPM | High PPM | StdDev | *Reference | |
|---|---|---|---|---|---|
| Psidium guajava | Essential Oil | -- | -- | * | |
| Prunus dulcis | Flower | -- | -- | * | |
| Prunus cerasus | Plant | -- | -- | * | |
| Polianthes tuberosa | Flower | -- | -- | * | |
| Pogostemon cablin | Plant | -- | -- | * | |
| Piper nigrum | Leaf Essent. Oil | -- | -- | * | |
| Piper nigrum | Fruit | -- | -- | * | |
| Piper auritum | Leaf | -- | -- | Tramil | |
| Piper betel | Leaf | 535.0 | 17850.0 | 1.3 | * |
| Pimpinella anisum | Seed | -- | -- | ANON. 1948-1976. The Wealth of India raw materials. Publications and Information Directorate, CSIR, New Delhi. 11 volumes. | |
| Pimpinella anisum | Plant | -- | -- | * | |
| Pimpinella anisum | Seed Essent. Oil | -- | -- | * | |
| Pimpinella anisum | Essential Oil | -- | -- | * | |
| Pimenta dioica | Leaf Essent. Oil | -- | 792400.0 | 1.1 | * |
| Pimenta dioica | Fruit | 3500.0 | 36000.0 | 1.4 | * |
| Pimenta racemosa | Leaf | 16.0 | 21840.0 | 1.7 | * |
| Pimenta dioica | Flower Essent. Oil | -- | 543000.0 | * | |
| Pimenta dioica | Leaf | 8348.0 | 12000.0 | 0.6 | * |
| Peumus boldus | Leaf | -- | -- | List, P.H. and Horhammer, L., Hager's Handbuch der Pharmazeutischen Praxis, Vols. 2-6, Springer-Verlag, Berlin, 1969-1979. | |
| Pelargonium graveolens | Essential Oil | -- | -- | * |