| Plant | Low PPM | High PPM | StdDev | *Reference | |
|---|---|---|---|---|---|
| Turnera diffusa | Leaf | -- | -- | * | |
| Camellia sinensis | Anther | 0.1 | -- | * | |
| Theobroma angustifolium | Seed | 35.0 | 57.0 | -1.0 | * |
| Theobroma angustifolium | Testa | 38.0 | 52.0 | -1.0 | * |
| Theobroma cacao | Petiole | 51.0 | 252.0 | 1.3 | * |
| Theobroma bicolor | Petiole | 72.0 | 138.0 | -0.3 | * |
| Theobroma angustifolium | Petiole | 80.0 | 82.0 | -1.1 | * |
| Theobroma bicolor | Seed | 110.0 | 147.0 | -1.0 | * |
| Theobroma cacao | Testa | 130.0 | 723.0 | 1.4 | * |
| Theobroma bicolor | Fruit | 158.0 | 184.0 | * | |
| Theobroma bicolor | Testa | 192.0 | 235.0 | -0.4 | * |
| Theobroma cacao | Seed | 500.0 | 12900.0 | -0.5 | * |
| Coffea arabica | Seed | 600.0 | 32000.0 | 0.3 | * |
| Ilex paraguariensis | Leaf | 2000.0 | 20000.0 | -0.4 | * |
| Camellia sinensis | Leaf | 3810.0 | 93000.0 | 1.4 | * |
| Paullinia cupana | Seed | 9100.0 | 76000.0 | 2.2 | * |
| Cola acuminata | Seed | 10000.0 | 25000.0 | 0.0 | * |
| Camellia sinensis | Shoot | 38100.0 | 47900.0 | * |