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| Chemical Name | Dosage | Reference |
|---|---|---|
| ASCORBIC-ACID | not available | Duke, 1992 * |
| D-LIMONENE | not available | Duke, 1992 * |
| Plant Name | Common Name | Chemical Count | Total Parts Per Million |
|---|---|---|---|
| Papaver somniferum | Opium Poppy; Poppyseed Poppy | 1 | 2, 240 |
| Parthenium integrifolium | Feverfew; American Feverfew; Wild Quinine; Missouri Snakeroot; Prairie-Dock | 1 | 0 |
| Passiflora edulis | Maracuya; Passionfruit | 1 | 2, 410 |
| Passiflora foetida | Granadilla Cimarrona; Stinking Granadilla | 1 | 1, 670 |
| Passiflora incarnata | Manzana de Mayo; Mayapple; Passionflower | 1 | 300 |
| Passiflora ligularis | Granadilla; Sweet Granadilla | 1 | 1, 900 |
| Passiflora mollissima | Banana Passionfruit; Granadilla De Guineo | 1 | 17, 500 |
| Passiflora quadrangularis | Granadilla | 1 | 3, 375 |
| Pastinaca sativa | Parsnip | 1 | 830 |
| Peperomia pelucida | Pepper elder; Yerba de la plata | 1 | 2, 560 |
| Peperomia pereskiifolia | Perejil | 1 | 335 |
| Pereskia aculeata | Barbados Gooseberry; Grosela Americana | 1 | 2, 500 |
| Perideridia gairdneri | Squaw Root | 1 | 302 |
| Perilla frutescens | Perilla | 1 | 3, 486 |
| Persea americana | Avocado | 1 | 994 |
| Persea schiedeana | Palta De Monte; Wild Avocado; Wild Pear | 1 | 2, 094 |
| Petasites japonicus | Butterbur | 1 | 5, 725 |
| Petroselinum crispum | Parsley | 1 | 8, 915 |
| Peucedanum ostruthium | Masterwort | 1 | 3, 360 |
| Phaseolus acutifolius | Tepary Bean | 1 | 0 |