| Plant | Low PPM | High PPM | StdDev | *Reference | |
|---|---|---|---|---|---|
| Canavalia ensiformis | Seed | 29000.0 | 48000.0 | 0.0 | * |
| Canavalia ensiformis | Fruit | 6000.0 | 53000.0 | -0.1 | * |
| Canna indica | Root | 9000.0 | 53000.0 | -0.4 | * |
| Cannabis sativa | Seed | 46000.0 | 71000.0 | 0.7 | ANON. 1948-1976. The Wealth of India raw materials. Publications and Information Directorate, CSIR, New Delhi. 11 volumes. |
| Capparis spinosa | Flower | 79000.0 | 140000.0 | 1.6 | * |
| Capparis spinosa | Leaf | -- | 132000.0 | 0.2 | ANON. 1948-1976. The Wealth of India raw materials. Publications and Information Directorate, CSIR, New Delhi. 11 volumes. |
| Capsella bursa-pastoris | Plant | 19000.0 | 161000.0 | 0.7 | * |
| Capsicum annuum | Fruit | 13416.0 | 52000.0 | -0.1 | * |
| Capsicum frutescens | Fruit | 6000.0 | 65000.0 | 0.2 | * |
| Carica papaya | Leaf | 22000.0 | 154000.0 | 0.6 | CRC Handbook of Medicinal Herbs and/or CRC Handbook of Proximate Analyses |
| Carica pentagona | Fruit | 4000.0 | 58825.0 | 0.1 | CRC Handbook of Medicinal Herbs and/or CRC Handbook of Proximate Analyses |
| Carica papaya | Fruit | 2970.0 | 22000.0 | -0.9 | * |
| Carica papaya | Seed | -- | 88000.0 | 1.2 | ANON. 1948-1976. The Wealth of India raw materials. Publications and Information Directorate, CSIR, New Delhi. 11 volumes. |
| Carthamus tinctorius | Plant | 15000.0 | 122000.0 | 0.0 | * |
| Carthamus tinctorius | Flower | 5320.0 | 38000.0 | -0.7 | * |
| Carthamus tinctorius | Seed | 40000.0 | 45000.0 | -0.1 | * |
| Carum carvi | Fruit | 56460.0 | 67620.0 | 0.3 | * |
| Carum carvi | Seed | 55000.0 | 67620.0 | 0.6 | * |
| Carya glabra | Shoot | 20000.0 | 110000.0 | 0.2 | * |
| Carya ovata | Shoot | 25000.0 | 90000.0 | -0.3 | * |