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Dr. Duke's Phytochemical and Ethnobotanical Databases
U.S. Department of Agriculture
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Herbicide

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List of activity chemicals.
Click on column headings to sort table by that column. *Unless otherwise noted all references are to (Duke, 1992)
Chemical Name Dosage Reference
HOMOGRANDINOL IC50=2 uM Lydon, J. & Duke, S., The potential of pesticides from plants, pp. 1-41 in Craker, L. & Simon, J., eds, Herbs, Spices & Medicinal Plants: Recent Advances in Botany, Horticulture, & Pharmacology, v. 4, Oryx Press, Phoenix, 1989, 267pp.
HYDROQUINONE IC41=50 ug/ml Hanke, F. J., Natural Products as a Resource for Biologically Active Compounds, Thesis, U. Cal (Santa Cruz), 1986, 252 pp
HYDROXYEUCOMIC-ACID Lydon, J. & Duke, S., The potential of pesticides from plants, pp. 1-41 in Craker, L. & Simon, J., eds, Herbs, Spices & Medicinal Plants: Recent Advances in Botany, Horticulture, & Pharmacology, v. 4, Oryx Press, Phoenix, 1989, 267pp.
HYPERICIN *
ILICIC-ACID IC 73=4,000 uM Keeler, R.F. and Tu, A.T. eds. 1991. Toxicology of Plant and Fungal Compounds. (Handbook of Natural Toxins Vol. 6) Marcel Dekker, Inc. NY. 665 pp.
INDOLE-3-ACETIC-ACID Korhammer, S.A. and Haslinger, E. 1994. Isolation of a Biologically Active Substance from Rhizomes of Quackgrass [Elymus repens (L.) Gould]. J. Agric. Food Chem. 42: 2048-2050.
ISOALANTOLACTONE Abstract (See species file)
ISOHEMATINIC-ACID IC54=10 uM Lydon, J. & Duke, S., The potential of pesticides from plants, pp. 1-41 in Craker, L. & Simon, J., eds, Herbs, Spices & Medicinal Plants: Recent Advances in Botany, Horticulture, & Pharmacology, v. 4, Oryx Press, Phoenix, 1989, 267pp.
L-BAIKIAIN Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp.
L-CANALINE Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp.
L-HOMOARGININE Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp.
LIMONENE IC50=45 uM Keeler, R.F. and Tu, A.T. eds. 1991. Toxicology of Plant and Fungal Compounds. (Handbook of Natural Toxins Vol. 6) Marcel Dekker, Inc. NY. 665 pp.
LYCORICIDINE Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp.
METHYL-ISOEUGENOL Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp.
MIMOSINE IC100=5 mM Lydon, J. & Duke, S., The potential of pesticides from plants, pp. 1-41 in Craker, L. & Simon, J., eds, Herbs, Spices & Medicinal Plants: Recent Advances in Botany, Horticulture, & Pharmacology, v. 4, Oryx Press, Phoenix, 1989, 267pp.
MYRTENAL Keeler, R.F. and Tu, A.T. eds. 1991. Toxicology of Plant and Fungal Compounds. (Handbook of Natural Toxins Vol. 6) Marcel Dekker, Inc. NY. 665 pp.
NARCICLASINE Wagner & Wolff, eds. 1977. New Natural Products (RS164. I56. 176)
NEPETALACTONE *
NICOTINE IC57=5 mM Lydon, J. & Duke, S., The potential of pesticides from plants, pp. 1-41 in Craker, L. & Simon, J., eds, Herbs, Spices & Medicinal Plants: Recent Advances in Botany, Horticulture, & Pharmacology, v. 4, Oryx Press, Phoenix, 1989, 267pp.
O-METHOXYCINNAMALDEHYDE 5 mM *
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List of Activity Plants.
Click on column headings to sort table by that column.
Plant Name Common Name Chemical Count Total Parts Per Million
Levisticum officinale Lovage 11 500
Ligustrum japonicum Japanese Privet; Ligustri Fructus 2 0
Lindera benzoin Benjamin Bush; Spicebush; Wild Allspice; Fieberstrauch (Ger.) 7 643, 849.6000000238
Linum usitatissimum Flax; Linseed 1 0
Lippia alba White Lippia 6 0
Lippia dulcis Sweet Herb 1 0
Lippia javanica Lemon Bush; Umsuzwane (Zulu) 1 0
Liquidambar orientalis Oriental Storax; Oriental Styrax 1 300, 000
Liquidambar styraciflua American Styrax; Sweetgum 2 460, 000
Litsea glaucescens Mexican bay 7 1, 388
Lonicera japonica Japanese Honeysuckle 3 0
Lycium barbarum Barbary Matrimony Vine; Ning Xia Gou Qi (Chin.); Matrimony Vine; Common Matrimony Vine; Duke of Argyll's Eta Tree 2 0
Lycium chinense Wolfberry; Chinese Boxthorn; Chinese Matrimony Vine; Chinese Wolfberry; Gou Qi (Chin.); Lyciet de Chine (Fr.); Chinesischer Bocksdorn (Ger.); Daun Koki (Indones.); Spina Santa Cinese (Ital.); Kuko (Jap.); Kaukichai (Malays.) 1 539
Lycopersicon esculentum Tomato 7 0
Lycopodium clavatum Antler Herb; Clubmoss 2 0
Lycopodium lucidulum Shining Clubmoss 1 0
Lycopodium selago Clubmoss 1 0
Lycopus europeus European Bugle 1 0
Lycopus uniflorus One-Flowered Bugle 4 314
Lycopus virginicus Bugle 5 1, 232