| Plant | Low PPM | High PPM | StdDev | *Reference | |
|---|---|---|---|---|---|
| Ceiba pentandra | Seed | 9700.0 | 12690.0 | 1.9 | * |
| Cucumis sativus | Fruit | 158.0 | 12600.0 | 2.9 | * |
| Ipomoea aquatica | Leaf | 420.0 | 12360.0 | 1.4 | * |
| Nasturtium officinale | Herb | 600.0 | 12000.0 | 1.0 | * |
| Acrocomia totai | Fruit | -- | 12000.0 | 2.7 | * |
| Cannabis sativa | Seed | 9700.0 | 11227.0 | 1.6 | ANON. 1948-1976. The Wealth of India raw materials. Publications and Information Directorate, CSIR, New Delhi. 11 volumes. |
| Vaccinium myrtillus | Fruit | 856.0 | 10700.0 | 2.3 | * |
| Phaseolus lunatus | Sprout Seedling | 3820.0 | 10611.0 | 2.0 | * |
| Eriodictyon californicum | Leaf | 2332.0 | 10600.0 | 1.0 | * |
| Raphanus sativus | Fruit | 240.0 | 10526.0 | 2.2 | * |
| Asparagus officinalis | Shoot | 390.0 | 10244.0 | 3.1 | * |
| Avena sativa | Seed | 500.0 | 10200.0 | 1.3 | Jim Duke's personal files.* |
| Cucurbita pepo | Flower | 490.0 | 10100.0 | 2.7 | USDA's Ag Handbook 8 and sequelae) |
| Amaranthus sp. | Leaf | 487.0 | 10082.0 | 0.9 | * |
| Crescentia alata | Seed | 9680.0 | 10020.0 | 1.2 | * |
| Arachis hypogaea | Plant | 800.0 | 10000.0 | 3.1 | * |
| Terminalia catappa | Seed | 7890.0 | 9835.0 | 1.2 | CRC Handbook of Medicinal Herbs and/or CRC Handbook of Proximate Analyses |
| Erythroxylum coca | Leaf | 3630.0 | 9740.0 | 0.9 | * |
| Elytrigia repens | Plant | 2800.0 | 9510.0 | 2.8 | * |
| Sinapis alba | Seed | 8100.0 | 9330.0 | 1.1 | * |