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

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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
PLUMBAGIN *
PLUMERICIN Merck 11th Edition
PLUMERICINE *
PODOPHYLLOTOXIN *
POGOSTONE Osawa, K., Matsumoto, T., Maruyama, T., Takiguchi, T., Okuda, K., and Takazoe, I., Studies of the antibacterial activity of plant extracts and their constituents against periodontopathic bacteria, Bull Tokyo Dent. Coll., 31 (1), 1990, 17-21
PONGAGLABROL-METHYLETHER *
PROPIONIC-ACID 2,500-36,000 *
PROTOANEMONIN MIC=15 ug/ml *
PROTOCATECHUIC-ACID 500 ug/ml 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.
PRUNETIN 2.5 mM Geibel, M. 1994. Sensitivity of the Fungus Cytospora persoonii to the Flavonoids of Prunus cerasus. Phytochemistry. 38(3): 599-601. 1995.
PRUNIN 2.5 mM Geibel, M. 1994. Sensitivity of the Fungus Cytospora persoonii to the Flavonoids of Prunus cerasus. Phytochemistry. 38(3): 599-601. 1995.
PSEUDOLARIC-ACID-A *
PSORALEN Merck 11th Edition
PSORALIDIN Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp.
PTEROCARPAN ED50=39 ug/ml 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.
PTEROSTILBENE Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp.
PTERYGOSPERMIN *
PULEGONE Economou, D., and Nahrstedt, A. 1991. Chemical, Physiological, and Toxicological Aspects of the Essential Oil of Some Species of the Genus Bystropogon*. Planta Medica, 57: 347, 1991.
PYROGALLOL Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp.
QUADRIGENIN Watanabe, K., Y. Oguri, M. Miyakado, N. Ohno, and T Mabry. 1985. Structure and fungicidal activity of four pseudoguaianolides isolated from Helenium quadridentatum Labill. Jour. Agric. Food Chem. 33:83.
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List of Activity Plants.
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Plant Name Common Name Chemical Count Total Parts Per Million
Kennedia procurrens 1 66
Kennedia rubicunda 1 50
Krameria triandra Rhatany 1 0
Lablab purpureus Bonavist Bean; Hyacinth Bean; Lablab Bean 1 108
Laburnum alpinum 1 0
Laburnum anagyroides Golden Chain Tree 2 0
Lactuca sativa Lettuce 8 395.858000010252
Lagenaria siceraria Calabash Gourd; White-Flowered Gourd 2 420, 002.24000000954
Lantana camara Lantana; Wild Sage 12 3, 364
Larrea tridentata Chaparral; Creosote Bush 4 1, 803.7999999523163
Laurus nobilis Bayleaf; Sweet Bay; Grecian Laurel; Bay Laurel; Laurel; Bay 31 9, 647, 730
Lavandula angustifolia English Lavender 15 12, 250
Lavandula latifolia Aspic; Broad-Leaved Lavender; Spike Lavender 19 24, 819
Lavandula sp Lavender 2 0
Lavandula x hybrida Hybrid Lavender 9 3, 683
Lavandula x intermedia Dutch Lavender; Lavandin 17 8, 358
Lawsonia inermis Henna; Mignonette; Jamaica-Mignonette; Mignonette Tree 6 3, 141, 160
Ledum palustre Marsh Tea; Wild Rosemary 2 0
Lembotropis emerifolia 1 0
Lens culinaris Lentil 7 691.2299998085946