| Plant | Low PPM | High PPM | StdDev | *Reference | |
|---|---|---|---|---|---|
| Brassica pekinensis | Leaf | 190000.0 | 210000.0 | 1.6 | * |
| Malva neglecta | Plant | 172500.0 | 174500.0 | 1.0 | * |
| Anthriscus cerefolium | Leaf | 166000.0 | 178950.0 | 1.1 | * |
| Cyamopsis tetragonoloba | Leaf | 144000.0 | 165000.0 | 0.8 | CRC Handbook of Medicinal Herbs and/or CRC Handbook of Proximate Analyses |
| Boehmeria nivea | Shoot | 134000.0 | 182000.0 | 1.8 | * |
| Vigna aconitifolia | Plant | 126000.0 | 138000.0 | 0.3 | * |
| Nicotiana tabacum | Leaf | 120000.0 | 250000.0 | 2.3 | ANON. 1948-1976. The Wealth of India raw materials. Publications and Information Directorate, CSIR, New Delhi. 11 volumes. |
| Thymus vulgaris | Plant | 113681.0 | 130809.0 | 0.2 | USDA's Ag Handbook 8 and sequelae) |
| Albizia lebbeck | Leaf | 101000.0 | 104000.0 | -0.3 | Wealth of India. |
| Origanum majorana | Plant | 96900.0 | 123300.0 | 0.0 | * |
| Arundo donax | Plant | 92000.0 | 150000.0 | 0.5 | * |
| Phaseolus acutifolius | Hay | 92000.0 | 123000.0 | 1.0 | * |
| Rhizophora mangle | Leaf | 89000.0 | 101000.0 | -0.3 | * |
| Melilotus indica | Plant | 85000.0 | 131000.0 | 0.2 | * |
| Pteridium aquilinum | Rhizome | 83000.0 | 92222.0 | -0.3 | * |
| Morus alba | Leaf | 80000.0 | 204000.0 | 1.5 | * |
| Foeniculum vulgare | Fruit | 79600.0 | 93026.0 | 0.9 | * |
| Capparis spinosa | Flower | 79000.0 | 140000.0 | 1.6 | * |
| Trachyspermum ammi | Fruit | 79000.0 | 85313.0 | 0.7 | * |
| Tephrosia purpurea | Leaf | 77000.0 | 99600.0 | -0.3 | * |