| Plant | Low PPM | High PPM | StdDev | *Reference | |
|---|---|---|---|---|---|
| Ipomoea aquatica | Leaf | 2000.0 | 156000.0 | 2.0 | * |
| Rosmarinus officinalis | Plant | 58600.0 | 187418.0 | 2.0 | USDA's Ag Handbook 8 and sequelae) |
| Pinus cembroides | Seed | 605000.0 | 637000.0 | 2.0 | USDA's Ag Handbook 8 and sequelae) |
| Hydnocarpus wightiana | Seed | -- | 632500.0 | 1.9 | * |
| Trachyspermum ammi | Fruit | 218000.0 | 334773.0 | 1.9 | * |
| Abelmoschus manihot | Leaf | 17700.0 | 152586.0 | 1.9 | * |
| Carthamus tinctorius | Seed | 200000.0 | 626000.0 | 1.9 | * |
| Prunus dulcis | Seed | 350000.0 | 621000.0 | 1.9 | * |
| Persea schiedeana | Fruit | 55500.0 | 323000.0 | 1.8 | Morton, J.F., Major Medicinal Plants. 1977. Atlas of Medicinal Plants of Middle America. Bahamas to Yucatan. 1981. |
| Juglans nigra | Seed | 563000.0 | 612000.0 | 1.8 | * |
| Blighia sapida | Seed | 12000.0 | 611000.0 | 1.8 | CRC Handbook of Medicinal Herbs and/or CRC Handbook of Proximate Analyses |
| Sassafras albidum | Seed | 119000.0 | 604000.0 | 1.8 | * |
| Aleurites fordii | Seed | 300000.0 | 600000.0 | 1.8 | * |
| Sclerocarya caffra | Seed | 530000.0 | 600000.0 | 1.8 | * |
| Thevetia neriifolia | Seed | 500000.0 | 600000.0 | 1.8 | List, P.H. and Horhammer, L., Hager's Handbuch der Pharmazeutischen Praxis, Vols. 2-6, Springer-Verlag, Berlin, 1969-1979. |
| Santalum acuminatum | Seed | -- | 600000.0 | 1.8 | * |
| Santalum album | Seed | 500000.0 | 600000.0 | 1.8 | * |
| Berberis vulgaris | Bark | -- | 43000.0 | 1.8 | * |
| Terminalia catappa | Seed | 500000.0 | 596000.0 | 1.7 | * |
| Juglans cinerea | Seed | 564400.0 | 595044.0 | 1.7 | * |