| Plant | Low PPM | High PPM | StdDev | *Reference | |
|---|---|---|---|---|---|
| Foeniculum vulgare | Leaf | -- | 123600.0 | 11.0 | Jim Duke's personal files. |
| Malpighia glabra | Fruit | 16228.0 | 172231.0 | 10.4 | * |
| Viburnum opulus | Fruit | -- | 126100.0 | 7.6 | * |
| Rosa rubiginosa | Seed | -- | 12500.0 | 7.2 | * |
| Armoracia rusticana | Root | 1800.0 | 10000.0 | 5.1 | * |
| Aspalathus linearis | Shoot | 157.0 | 94000.0 | 4.2 | * |
| Armoracia rusticana | Plant | 1220.0 | 18200.0 | 3.7 | * |
| Rosa canina | Flower | 3000.0 | 13000.0 | 3.2 | * |
| Phyllanthus emblica | Plant | -- | 15610.0 | 3.1 | * |
| Raphanus sativus | Root | 226.0 | 6216.0 | 2.9 | * |
| Phaseolus vulgaris | Sprout Seedling | 387.0 | 4161.0 | 2.2 | USDA's Ag Handbook 8 and sequelae) |
| Tropaeolum tuberosum | Root | 670.0 | 4800.0 | 2.1 | * |
| Brassica oleracea var. botrytis l. | Flower | 660.0 | 9300.0 | 2.0 | * |
| Syzygium aromaticum | Bark | -- | 810.0 | 2.0 | CRC Handbook of Medicinal Herbs and/or CRC Handbook of Proximate Analyses |
| Momordica charantia | Fruit | 570.0 | 36447.0 | 2.0 | CRC Handbook of Medicinal Herbs and/or CRC Handbook of Proximate Analyses |
| Alpinia galanga | Rhizome | 260.0 | 1844.0 | 2.0 | CRC Handbook of Medicinal Herbs and/or CRC Handbook of Proximate Analyses |
| Rumex crispus | Root | 1042.0 | 4054.0 | 1.7 | * |
| Petasites japonicus | Pt | 315.0 | 5725.0 | 1.7 | USDA's Ag Handbook 8 and sequelae) |
| Asparagus officinalis | Root | 398.0 | 3976.0 | 1.6 | * |
| Chenopodium album | Plant | 600.0 | 9000.0 | 1.5 | * |