Chemical ID
PROLINE
Ubiquitous
Yes
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| Plant Name Sort descending | Plant Part | Low Parts Per Million | High Parts Per Million | Standard Deviation | Reference |
|---|---|---|---|---|---|
| Capsella bursa-pastoris | Plant | not available | not available | not available | Duke, 1992 * |
| Capsicum annuum | Fruit | 370.0 | 5047.0 | 0.3 | Duke, 1992 * |
| Capsicum frutescens | Fruit | 870.0 | 7099.0 | 0.8 | Duke, 1992 * |
| Carica papaya | Fruit | 100.0 | 895.0 | -0.9 | USDA's Ag Handbook 8 and sequelae) |
| Carum carvi | Seed | 9170.0 | 10180.0 | -0.2 | Revised USDA data received 1993. |
| Castanea dentata | Seed | 2141.0 | 3811.0 | -1.5 | Duke, 1992 * |
| Castanea mollisima | Seed | 1632.0 | 2904.0 | -1.7 | Duke, 1992 * |
| Castanea sativa | Seed | 1010.0 | 2222.0 | -1.8 | Duke, 1992 * |
| Ceratonia siliqua | Seed | not available | 18800.0 | 1.5 | Duke, J. A. Writeups or information summaries on approximately 2,000 economic plants, USDA, ARS, Beltsville, MD 20705. |
| Chenopodium album | Leaf | 2230.0 | 14205.0 | 0.4 | Duke, 1992 * |
| Cicer arietinum | Seed | 7970.0 | 16530.0 | 1.0 | Duke, 1992 * |
| Cichorium endivia | Leaf | 590.0 | 9500.0 | -0.3 | Duke, 1992 * |
| Citrullus lanatus | Fruit | not available | 2827.0 | -0.3 | Leung, A. Y. and Foster, S. 1995. Encyclopedia of Common Natural Ingredients 2nd Ed. John Wiley & Sons, New York. 649 pp. |
| Citrullus lanatus | Seed | not available | 11800.0 | 0.1 | Leung, A. Y. and Foster, S. 1995. Encyclopedia of Common Natural Ingredients 2nd Ed. John Wiley & Sons, New York. 649 pp. |
| Citrus paradisi | Fruit | not available | 590.0 | -0.9 | Duke, 1992 * |
| Citrus reticulata | Fruit | 310.0 | 2499.0 | -0.4 | USDA's Ag Handbook 8 and sequelae) |
| Citrus sinensis | Fruit | 60.0 | 3473.0 | -0.1 | Duke, 1992 * |
| Cnidoscolus chayamansa | Leaf | 620.0 | 3100.0 | -1.2 | Duke, 1992 * |
| Cocos nucifera | Seed | 1380.0 | 2605.0 | -1.7 | USDA's Ag Handbook 8 and sequelae) |
| Cocos nucifera | Leaf | not available | not available | not available | Jim Duke's personal files. |