| Plant | Low PPM | High PPM | StdDev | *Reference | |
|---|---|---|---|---|---|
| Malpighia glabra | Fruit | 0.6 | 7.0 | 0.4 | * |
| Vitis vinifera | Stem | -- | 6.9 | -0.5 | Pedersen, M. 1987. Nutritional Herbology. Pederson Publishing. Bountiful, Utah. 377 pp. |
| Cajanus cajan | Fruit | 1.6 | 6.9 | 0.4 | * |
| Myrciaria dubia | Fruit | 0.4 | 6.7 | 0.4 | * |
| Pisum sativum | Seed | 1.2 | 6.7 | 1.2 | * |
| Yucca baccata | Root | 1.4 | 6.7 | 0.6 | * |
| Rubus idaeus | Fruit | 0.9 | 6.7 | 0.4 | Revised USDA data received 1993. |
| Prunus domestica | Fruit | 0.9 | 6.5 | 0.3 | USDA's Ag Handbook 8 and sequelae) |
| Melicoccus bijugatas | Fruit | 0.1 | 6.4 | 0.3 | * |
| Moringa oleifera | Fruit | 0.7 | 6.3 | 0.3 | * |
| Passiflora ligularis | Fruit | 0.6 | 6.2 | 0.3 | * |
| Cucurbita spp | Fruit | 0.4 | 6.0 | 0.2 | * |
| Vicia faba | Seed | 1.1 | 6.0 | 0.9 | USDA's Ag Handbook 8 and sequelae) |
| Bactris gasipaes | Fruit | 1.0 | 6.0 | 0.2 | * |
| Moringa oleifera | Leaf | 0.6 | 6.0 | -0.1 | =ICMR(Indian Council of Medical Research).1976.Medicinal Plants of India.Vol.1.Indian Council of Med. Res.Cambridge Printing Works, New Delhi.487 pp;ICMR.1987.Medicinal Plants of India.Vol.2.Indian Council of Med. Res.Cambr. Printing Works,New Delhi.600pp |
| Musa x paradisiaca | Fruit | 0.4 | 6.0 | 0.2 | * |
| Sclerocarya caffra | Fruit | 0.5 | 6.0 | 0.2 | * |
| Annona muricata | Fruit | 0.5 | 6.0 | 0.2 | * |
| Gliricidia sepium | Flower | 0.8 | 6.0 | -0.0 | * |
| Passiflora quadrangularis | Seed | 1.2 | 6.0 | 0.9 | * |