| Plant | Low PPM | High PPM | StdDev | *Reference | |
|---|---|---|---|---|---|
| Glehnia littoralis | Rhizome | -- | -- | * | |
| Levisticum officinale | Fruit | -- | 13.0 | -0.4 | Abstract (See species file) |
| Pastinaca sativa | Root | -- | 1700.0 | * | |
| Pastinaca sativa | Leaf | -- | -- | * | |
| Pastinaca sativa | Seed | -- | -- | * | |
| Petroselinum crispum | Leaf | -- | 0.53 | * | |
| Petroselinum crispum | Fruit | 1.0 | 6.0 | -0.7 | * |
| Peucedanum ostruthium | Plant | -- | -- | * | |
| Pimpinella anisum | Leaf | -- | -- | * | |
| Zanthoxylum americanum | Fruit | 5.0 | 19.0 | -0.1 | * |