| Plant | Low PPM | High PPM | StdDev | *Reference | |
|---|---|---|---|---|---|
| Foeniculum vulgare | Fruit | 7.1 | 33.0 | 0.1 | * |
| Juniperus virginiana | Shoot | 7.0 | 317.0 | 0.1 | * |
| Rhus copallina | Stem | 7.0 | 128.0 | 0.2 | * |
| Carya ovata | Shoot | 7.0 | 342.0 | 0.1 | * |
| Phytelephas aequatorialis | Flower | 7.0 | 24.0 | -0.5 | KOZIOL & PEDERSEN. 1993. PHYTELEPHAS AEQUATORIALIS(ARECACEAE) IN HUMAN AND ANIMAL NUTRITION. ECON. BOT. 47:401-307. |
| Ophiopogon japonicus | Tuber | 7.0 | 16.0 | -0.7 | * |
| Asparagus lucidus | Root | 7.0 | 8.0 | -0.7 | * |
| Phaseolus lunatus | Seed | 7.0 | 100.0 | 1.6 | * |
| Albizia julibrissin | Bark | 7.0 | 8.0 | -0.5 | * |
| Lagenaria siceraria | Fruit | 7.0 | 157.0 | 3.8 | * |
| Nyssa sylvatica | Stem | 6.0 | 132.0 | 0.2 | * |
| Abelmoschus esculentus | Fruit | 6.0 | 60.0 | 0.9 | USDA's Ag Handbook 8 and sequelae) |
| Brassica juncea | Leaf | 6.0 | 65.0 | -0.1 | * |
| Pinus echinata | Shoot | 6.0 | 88.0 | -0.6 | * |
| Rubus chamaemorus | Fruit | 5.3 | 40.0 | 0.3 | * |
| Xanthosoma sagittifolium | Root | 5.0 | 19.0 | -0.2 | * |
| Rhus copallina | Leaf | 5.0 | 96.0 | 0.1 | * |
| Ocimum basilicum | Leaf | 5.0 | 6.0 | -0.5 | USDA's Ag Handbook 8 and sequelae) |
| Diospyros virginiana | Leaf | 5.0 | 25.0 | -0.4 | * |
| Colocasia esculenta | Root | 5.0 | 66.0 | 1.8 | * |