| Plant | Low PPM | High PPM | StdDev | *Reference | |
|---|---|---|---|---|---|
| Anacardium occidentale | Seed | -- | 0.02 | -0.6 | * |
| Bertholletia excelsa | Seed | -- | 0.1 | 3.0 | Furr, A.K., et al. 1979 |
| Brassica oleracea var. capitata l. | Leaf | 6.7 | 20.3 | 0.3 | * |
| Carya ovata | Shoot | 1.7 | 90.0 | -1.0 | * |
| Carya glabra | Shoot | 1.0 | 220.0 | 1.0 | * |
| Carya ovata | Seed | -- | 0.03 | -0.2 | * |
| Carya illinoensis | Seed | -- | 0.02 | -0.6 | * |
| Cocos nucifera | Seed | -- | 0.03 | -0.2 | Furr, A.K., et al. 1979 |
| Corylus avellana | Seed | -- | 0.02 | -0.6 | Furr, A.K., et al. 1979 |
| Diospyros virginiana | Leaf | 1.5 | 15.0 | -0.6 | * |
| Diospyros virginiana | Stem | 0.7 | 16.2 | -0.1 | * |
| Juglans nigra | Seed | -- | 0.03 | -0.2 | Furr, A.K., et al. 1979 |
| Juglans cinerea | Seed | -- | 0.03 | -0.2 | * |
| Lactuca sativa | Leaf | 1.26 | 20.3 | 0.3 | * |
| Liquidambar styraciflua | Stem | 0.6 | 18.0 | 0.3 | * |
| Liquidambar styraciflua | Leaf | 1.2 | 8.2 | -1.7 | * |
| Pistacia vera | Seed | -- | 0.02 | -0.6 | * |
| Prunus dulcis | Seed | -- | 0.03 | -0.2 | * |
| Prunus domestica | Fruit | 1.5 | 12.0 | * | |
| Prunus serotina | Stem | 0.06 | 16.0 | -0.2 | * |