An official website of the United States government.
| Chemical Name | Dosage | Reference |
|---|---|---|
| CAMPHENE | not available | Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp. |
| Plant Name | Common Name | Chemical Count | Total Parts Per Million |
|---|---|---|---|
| Oenanthe aquatica | Water Fennel; Water Hemlock | 1 | 0 |
| Oenanthe javanica | Javan Water Dropwort | 1 | 0 |
| Origanum minutiflorum | Small-Flowered Oregano | 1 | 150 |
| Origanum onites | Oregano; Pot Marjoram | 1 | 1, 536 |
| Origanum sipyleum | Bayircayi; Guveyoto | 1 | 2, 450 |
| Origanum syriacum | Za'Atar | 1 | 105 |
| Origanum vulgare | Greek Oregano; Wild Oregano; Common Turkish Oregano | 1 | 94, 244 |
| Pastinaca sativa | Parsnip | 1 | 0 |
| Perilla frutescens | Perilla | 1 | 2, 000 |
| Petroselinum crispum | Parsley | 1 | 26, 290.239999994636 |
| Peumus boldus | Boldo | 1 | 150 |
| Pimpinella anisum | Anise; Sweet Cumin | 1 | 476 |
| Pinus elliottii | Slash Pine | 1 | 0 |
| Pinus insularis | Khasi Pine | 1 | 20, 000 |
| Pinus kesiya | Khasi Pine | 1 | 20, 000 |
| Pinus mugo | Dwarf Pine; Swiss Mountain Pine | 1 | 0 |
| Pinus palustris | Longleaf Pine | 1 | 0 |
| Pinus roxburghii | Chir Pine; Himalayan Longleaf | 1 | 110, 000 |
| Pinus sylvestris | Scotch Pine | 1 | 35, 000 |
| Piper auritum | Cordoncillo; Hierba Santa; Hoja Santa | 1 | 0 |