| Plant | Low PPM | High PPM | StdDev | *Reference | |
|---|---|---|---|---|---|
| Rehmannia glutinosa | Root | 1000.0 | 39000.0 | 3.8 | * |
| Ipomoea aquatica | Leaf | 6500.0 | 86320.0 | 3.7 | * |
| Glycine max | Seed | 45890.0 | 50175.0 | 2.4 | * |
| Phaseolus vulgaris | Fruit | 2550.0 | 26208.0 | 2.1 | USDA's Ag Handbook 8 and sequelae) |
| Lupinus albus | Seed | 38770.0 | 43290.0 | 1.8 | * |
| Ceratonia siliqua | Seed | -- | 42300.0 | 1.7 | Duke, J. A. Writeups or information summaries on approximately 2,000 economic plants, USDA, ARS, Beltsville, MD 20705. |
| Capsicum frutescens | Fruit | 2860.0 | 23338.0 | 1.7 | USDA's Ag Handbook 8 and sequelae) |
| Mucuna pruriens | Seed | 19850.0 | 42080.0 | 1.7 | * |
| Prunus armeniaca | Fruit | 3140.0 | 23000.0 | 1.7 | USDA's Ag Handbook 8 and sequelae) |
| Cucurbita spp | Fruit | 1440.0 | 22785.0 | 1.7 | * |
| Cucurbita pepo | Seed | 24770.0 | 41080.0 | 1.6 | * |
| Pisum sativum | Fruit | 2280.0 | 22552.0 | 1.6 | * |
| Solanum melongena | Fruit | 1770.0 | 21933.0 | 1.5 | * |
| Phaseolus vulgaris | Sprout Seedling | 5460.0 | 58710.0 | 1.4 | USDA's Ag Handbook 8 and sequelae) |
| Acacia farnesiana | Plant | 7040.0 | 37770.0 | 1.3 | * |
| Lycopersicon esculentum | Fruit | 1230.0 | 20332.0 | 1.3 | * |
| Foeniculum vulgare | Fruit | 18333.0 | 20111.0 | 1.3 | * |
| Cucurbita foetidissima | Seed | 29165.0 | 37280.0 | 1.3 | * |
| Arachis hypogaea | Seed | 31900.0 | 36968.0 | 1.3 | * |
| Psophocarpus tetragonolobus | Tuber | 17350.0 | 40728.0 | 1.2 | * |