| Plant | Low PPM | High PPM | StdDev | *Reference | |
|---|---|---|---|---|---|
| Erythroxylum coca | Leaf | 3000.0 | 3100.0 | 1.0 | * |
| Geranium thunbergii | Leaf | -- | -- | * | |
| Phyllanthus amarus | Shoot | -- | 10270.0 | * | |
| Phyllanthus amarus | Plant | -- | -- | * | |
| Spondias pinnata | Leaf | -- | -- | * | |
| Terminalia catappa | Leaf | -- | 184.4 | -1.0 | * |