| Plant | Low PPM | High PPM | StdDev | *Reference | |
|---|---|---|---|---|---|
| Glycine max | Seed | 17000.0 | 61000.0 | 0.4 | * |
| Abrus precatorius | Leaf | 17000.0 | 81000.0 | -0.7 | CRC Handbook of Medicinal Herbs and/or CRC Handbook of Proximate Analyses |
| Phaseolus vulgaris | Seed | 17000.0 | 62000.0 | 0.4 | * |
| Lycium chinense | Leaf | 17000.0 | 163000.0 | 0.8 | CRC Handbook of Medicinal Herbs and/or CRC Handbook of Proximate Analyses |
| Valeriana officinalis | Root | 16874.0 | 143000.0 | 2.2 | * |
| Spinacia oleracea | Plant | 16850.0 | 285700.0 | 3.0 | * |
| Urtica dioica | Leaf | 16800.0 | 84000.0 | -0.6 | * |
| Glycyrrhiza glabra | Root | 16799.0 | 107000.0 | 1.1 | * |
| Castanea mollisima | Seed | 16700.0 | 29726.0 | -0.5 | * |
| Chamissoa altissima | Leaf | 16670.0 | 166700.0 | 0.8 | Tramil |
| Abelmoschus manihot | Leaf | 16100.0 | 138793.0 | 0.4 | * |
| Caulophyllum thalictroides | Root | 16060.0 | 146000.0 | 2.2 | * |
| Centella asiatica | Leaf | 16050.0 | 150000.0 | 0.5 | * |
| Sonchus oleraceus | Leaf | 16000.0 | 235000.0 | 2.0 | * |
| Phaseolus coccineus | Fruit | 16000.0 | 28000.0 | -0.7 | Duke, J. A. Writeups or information summaries on approximately 2,000 economic plants, USDA, ARS, Beltsville, MD 20705. |
| Cenchrus biflorus | Seed | 16000.0 | 18000.0 | -0.9 | * |
| Cyrtosperma chamissonis | Leaf | 16000.0 | 145545.0 | 0.5 | * |
| Arachis hypogaea | Leaf | 16000.0 | 74000.0 | -0.8 | * |
| Arachis hypogaea | Seed | 16000.0 | 28000.0 | -0.6 | * |
| Vigna unguiculata | Seed | 16000.0 | 120000.0 | 2.2 | * |