| Plant | Low PPM | High PPM | StdDev | *Reference | |
|---|---|---|---|---|---|
| Zea mays | Seed | -- | -- | * | |
| Coix lacryma-jobi | Seed | -- | -- | Chemical Constituents of Oriental Herbs (3 diff. books) | |
| Carya illinoensis | Leaf | -- | -- | * | |
| Cinnamomum camphora | Plant | -- | -- | * | |
| Elettaria cardamomum | Seed Oil | -- | -- | * | |
| Fagopyrum esculentum | Pollen Or Spore | -- | -- | * | |
| Brassica oleracea | Stem | -- | -- | * | |
| Momordica charantia | Fruit | -- | -- | Jim Duke's personal files. | |
| Momordica charantia | Seed Oil | -- | -- | Jim Duke's personal files. | |
| Nelumbo nucifera | Rhizome | -- | -- | * | |
| Nepeta cataria | Seed Oil | -- | -- | * | |
| Cyperus rotundus | Rhizome | -- | -- | * | |
| Papaver somniferum | Seed Oil | -- | -- | * | |
| Serenoa repens | Seed | -- | -- | * | |
| Panax ginseng | Root | -- | -- | * | |
| Ginkgo biloba | Pollen Or Spore | -- | -- | Jim Duke's personal files. | |
| Viscum album | Plant | -- | -- | * | |
| Cyamopsis tetragonoloba | Seed Oil | -- | -- | Varade, P. B., Misra, B. K., Sikka, K. C., Singh, S. P. 1984. Nutritive Assessment of Guar Oil (Cyamopsis tetragonoloba L. Taub). J Agr Food Chem, 32(5): 1073-1075. | |
| Pimpinella anisum | Seed | -- | -- | ANON. 1948-1976. The Wealth of India raw materials. Publications and Information Directorate, CSIR, New Delhi. 11 volumes. | |
| Brassica oleracea var. viridis l. | Plant | -- | -- | * |