| Plant | Low PPM | High PPM | StdDev | *Reference | |
|---|---|---|---|---|---|
| Pimpinella anisum | Seed | 4400.0 | 4862.0 | -0.1 | CRC Handbook of Medicinal Herbs and/or CRC Handbook of Proximate Analyses |
| Vigna unguiculata | Fruit | 590.0 | 4856.0 | 0.5 | USDA's Ag Handbook 8 and sequelae) |
| Anthriscus cerefolium | Leaf | 4500.0 | 4850.0 | -0.0 | * |
| Juglans cinerea | Seed | 4085.0 | 4834.0 | -0.1 | * |
| Lablab purpureus | Seed | 490.0 | 4800.0 | -0.1 | * |
| Solanum torvum | Fruit | 700.0 | 4795.0 | 0.5 | * |
| Nelumbo nucifera | Rhizome | 1000.0 | 4785.0 | 0.1 | * |
| Trachyspermum ammi | Fruit | 4430.0 | 4784.0 | 0.5 | * |
| Humulus lupulus | Flower | 885.0 | 4760.0 | 0.4 | * |
| Humulus lupulus | Fruit | -- | 4760.0 | 0.5 | Pedersen, M. 1987. Nutritional Herbology. Pederson Publishing. Bountiful, Utah. 377 pp. |
| Mentha spicata | Plant | 600.0 | 4706.0 | 0.5 | * |
| Mucuna pruriens | Seed | 3200.0 | 4700.0 | -0.2 | * |
| Xanthosoma sagittifolium | Root | 470.0 | 4700.0 | 0.2 | * |
| Coriandrum sativum | Fruit | 3907.0 | 4687.0 | 0.4 | USDA's Ag Handbook 8 and sequelae) |
| Tetragonia tetragonioides | Leaf | 280.0 | 4665.0 | -0.1 | * |
| Apium graveolens | Fruit | 979.0 | 4660.0 | 0.4 | * |
| Corylus avellana | Seed | 2900.0 | 4622.0 | -0.2 | * |
| Prunus serotina | Leaf | 261.0 | 4608.0 | -0.1 | * |
| Amaranthus spinosus | Leaf | 500.0 | 4600.0 | -0.1 | * |
| Ricinus communis | Leaf | -- | 4600.0 | -0.1 | Duke, J. A. Writeups or information summaries on approximately 2,000 economic plants, USDA, ARS, Beltsville, MD 20705. |