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| Chemical Name | Dosage | Reference |
|---|---|---|
| THUJONE | not available | J. Ess. Oil Res. 7: 271. |
| THYMOHYDROQUINONE | MIC=6.25-100 ug/ml | Duke, 1992 * |
| THYMOL | MIC=50-400 ug/ml | Duke, 1992 * |
| THYMOQUINONE | not available | Farnsworth, N.R. and Cordell, G.A. A Review of Some Biologically Active Compounds Isolated From Plants as Reported in the 1974-1975 Literature. J. Nat. Prod. 39: 420, 1976. |
| TIN | not available | Duke, 1992 * |
| TOMATINE | not available | Duke, 1992 * |
| TRACHINODIOL-7-BETA-ACETATE | not available | Duke, 1992 * |
| TRACHINODIOL-DIACETATE | not available | Duke, 1992 * |
| TRACHINOL | not available | Duke, 1992 * |
| TRANS-ASARONE | not available | Duke, 1992 * |
| TRANS-ISOASARONE | not available | Duke, 1992 * |
| TRICROZARIN | not available | Duke, 1992 * |
| TROPOLONE | not available | Duke, 1992 * |
| TUBEROSIN | 250 u/ml | Wagner & Wolff, eds. 1977. New Natural Products (RS164. I56. 176) |
| ULIGINOSIN | not available | Duke, 1992 * |
| UMBELLIFERONE | not available | Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp. |
| URESIN | not available | Duke, 1992 * |
| URSOLIC-ACID | not available | Duke, 1992 * |
| VANILLIC-ACID | 1.5-15 mg/ml | Recio, M. C., Rios, J. L., and Villar, A., A review of some antimicrobial compounds isolated from medicinal plants reported in the literature 1978-1988, Phytotherapy Research, 3(4), 1989, 117-125. |
| VERBASCOSIDE | not available | Duke, 1992 * |
| Plant Name | Common Name | Chemical Count | Total Parts Per Million |
|---|---|---|---|
| Lactuca virosa | Bitter Lettuce | 4 | 0 |
| Lagenaria siceraria | Calabash Gourd; White-Flowered Gourd | 3 | 425, 192.24000000954 |
| Lagerstroemia indica | Crape Myrtle | 3 | 0 |
| Lagochilus inebrians | Intoxicating Mint | 1 | 40, 000 |
| Lantana camara | Lantana; Wild Sage | 17 | 283, 638 |
| Larrea tridentata | Chaparral; Creosote Bush | 7 | 3, 348 |
| Laurus nobilis | Bayleaf; Sweet Bay; Grecian Laurel; Bay Laurel; Laurel; Bay | 46 | 14, 224, 704 |
| Lavandula angustifolia | English Lavender | 22 | 276, 500 |
| Lavandula latifolia | Aspic; Broad-Leaved Lavender; Spike Lavender | 25 | 111, 765 |
| Lavandula sp | Lavender | 1 | 0 |
| Lavandula spica | not available | 1 | 133.3000030517578 |
| Lavandula x hybrida | Hybrid Lavender | 10 | 3, 941 |
| Lavandula x intermedia | Dutch Lavender; Lavandin | 22 | 16, 830 |
| Lawsonia inermis | Henna; Mignonette; Jamaica-Mignonette; Mignonette Tree | 13 | 3, 817, 276 |
| Ledum palustre | Marsh Tea; Wild Rosemary | 6 | 0 |
| Lemaireocereus griseus | not available | 1 | 20, 000 |
| Lemaireocereus hystrix | not available | 1 | 400 |
| Lemaireocereus quevedonis | not available | 1 | 0 |
| Lemaireocereus stellatus | not available | 1 | 3, 800 |
| Lens culinaris | Lentil | 5 | 1, 311.0299999993294 |