| Plant | Low PPM | High PPM | StdDev | *Reference | |
|---|---|---|---|---|---|
| Ocimum basilicum | Plant | 20000.0 | 153000.0 | 0.6 | * |
| Physalis angulata | Fruit | 20000.0 | 200000.0 | 3.7 | CRC Handbook of Medicinal Herbs and/or CRC Handbook of Proximate Analyses |
| Quercus alba | Stem | 20000.0 | 76000.0 | 0.4 | * |
| Ricinus communis | Seed | 20000.0 | 22000.0 | -0.8 | Duke, J. A. Writeups or information summaries on approximately 2,000 economic plants, USDA, ARS, Beltsville, MD 20705. |
| Solanum melongena | Leaf | 20000.0 | 147000.0 | 0.5 | * |
| Dioscorea villosa | Root | 19680.0 | 82000.0 | 0.4 | * |
| Euphrasia officinalis | Plant | 19404.0 | 126000.0 | 0.1 | * |
| Ruscus aculeatus | Root | 19026.0 | 63000.0 | -0.1 | * |
| Coriandrum sativum | Leaf | 19000.0 | 153000.0 | 0.6 | CRC Handbook of Medicinal Herbs and/or CRC Handbook of Proximate Analyses |
| Capsella bursa-pastoris | Plant | 19000.0 | 161000.0 | 0.7 | * |
| Limonia acidissima | Fruit | 19000.0 | 192300.0 | 3.5 | * |
| Avena sativa | Seed | 19000.0 | 96000.0 | 1.4 | * |
| Psophocarpus tetragonolobus | Leaf | 19000.0 | 99360.0 | -0.3 | * |
| Mangifera indica | Leaf | 19000.0 | 133000.0 | 0.2 | * |
| Fagopyrum esculentum | Seed | 19000.0 | 24000.0 | -0.7 | * |
| Turnera diffusa | Leaf | 18900.0 | 90000.0 | -0.5 | * |
| Hydrangea arborescens | Root | 18900.0 | 54000.0 | -0.4 | * |
| Medicago sativa | Plant | 18800.0 | 100000.0 | -0.4 | * |
| Plantago major | Seed | 18600.0 | 62000.0 | 0.4 | * |
| Frangula purshiana | Bark | 18559.0 | 67000.0 | -0.3 | * |