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| Chemical Name | Dosage | Reference |
|---|---|---|
| TETRANDRINE | 3-5 mg/kg ivn | Duke, 1992 * |
| TOCOPHEROL | not available | Duke, 1992 * |
| UBIQUINONE | not available | Duke, 1992 * |
| Plant Name | Common Name | Chemical Count | Total Parts Per Million |
|---|---|---|---|
| Pyrus communis | Pear | 1 | 31 |
| Quisqualis indica | Rangoon Creeper | 1 | 0 |
| Rauvolfia serpentina | Indian Snakeroot; Serpentine Wood | 2 | 0 |
| Rheum palmatum | Chinese Rhubarb | 2 | 1 |
| Rheum rhabarbarum | Rhubarb | 2 | 1, 286 |
| Rhododendron dauricum | Chinese Alpenrose | 2 | 0 |
| Rhynchosia acuminatifolia | not available | 1 | 6 |
| Rhynchosia cabibaea | not available | 1 | 5 |
| Rhynchosia densiflora | not available | 1 | 6 |
| Rhynchosia hirsuta | not available | 1 | 6 |
| Rhynchosia minima | Burn Mouth Vine | 2 | 6 |
| Rhynchosia phaseoloides | not available | 1 | 6 |
| Rhynchosia pyramidalis | not available | 1 | 10 |
| Rhynchosia volubilis | not available | 1 | 5 |
| Ribes nigrum | Black Currant | 2 | 120 |
| Ribes rubrum | Red Currant; White Currant | 1 | 118 |
| Ribes uva-crispa | Gooseberry | 1 | 56 |
| Ricinus communis | Castorbean | 2 | 9 |
| Rosa canina | Rose; Dogbrier; Dog Rose | 3 | 702 |
| Rosa multiflora | Multiflora Rose | 1 | 0 |