| Plant | Low PPM | High PPM | StdDev | *Reference | |
|---|---|---|---|---|---|
| Foeniculum vulgare | Plant | 510.0 | 5100.0 | 0.7 | CRC Handbook of Medicinal Herbs and/or CRC Handbook of Proximate Analyses |
| Eleocharis dulcis | Tuber | 650.0 | 4075.0 | 0.7 | CRC Handbook of Medicinal Herbs and/or CRC Handbook of Proximate Analyses |
| Rumex crispus | Root | 1945.0 | 7570.0 | 0.7 | * |
| Glycine max | Seed | 1580.0 | 8040.0 | 0.7 | * |
| Cucurbita spp | Fruit | 350.0 | 5540.0 | 0.7 | * |
| Asparagus officinalis | Root | 746.0 | 7460.0 | 0.7 | * |
| Chrysanthemum parthenium | Plant | -- | 5010.0 | 0.7 | * |
| Tanacetum parthenium | Plant | -- | 5010.0 | 0.7 | Pedersen, M. 1987. Nutritional Herbology. Pederson Publishing. Bountiful, Utah. 377 pp. |
| Ephedra nevadensis | Plant | -- | 5000.0 | 0.7 | CRC Handbook of Medicinal Herbs and/or CRC Handbook of Proximate Analyses |
| Pastinaca sativa | Root | 400.0 | 7365.0 | 0.7 | * |
| Abelmoschus esculentus | Seed | -- | 7900.0 | 0.7 | ANON. 1948-1976. The Wealth of India raw materials. Publications and Information Directorate, CSIR, New Delhi. 11 volumes. |
| Brassica napus var. napobrassica | Root | 290.0 | 7250.0 | 0.7 | * |
| Armoracia rusticana | Root | 1278.0 | 7100.0 | 0.6 | * |
| Citrus paradisi | Fruit | 76.0 | 5280.0 | 0.6 | * |
| Malva parviflora | Plant | 670.0 | 4891.0 | 0.6 | * |
| Pisum sativum | Fruit | 530.0 | 5240.0 | 0.6 | * |
| Cucurbita pepo | Fruit | 440.0 | 5238.0 | 0.6 | USDA's Ag Handbook 8 and sequelae) |
| Eleutherococcus senticosus | Root | 1470.0 | 7000.0 | 0.6 | * |
| Hydrangea arborescens | Root | 2450.0 | 7000.0 | 0.6 | * |
| Spondias dulcis | Fruit | 670.0 | 5115.0 | 0.6 | * |