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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
Cinnamomum camphora Camphor; Ho Leaf 27 453, 908
Cinnamomum sieboldii Japanese Cinnamon 2 504
Cinnamomum verum Cinnamon; Ceylon Cinnamon 31 9, 458, 083.599998474
Cistus ladaniferus Ambreine; Gum Cistus; Labdanum; Rockrose 12 32, 360
Citrullus colocynthis Colocynth 13 0
Citrullus lanatus Watermelon 11 5, 720.003000000026
Citrus aurantiifolia Lime 18 3, 809
Citrus aurantium Petitgrain; Bitter Orange 28 8, 374
Citrus limetta Lime 1 0
Citrus limon Lemon 33 943, 452.5
Citrus medica Citron 1 0
Citrus mitis Calamansi; Calamondin 6 6.600000232458115
Citrus paradisi Grapefruit 31 2, 982.028000000748
Citrus reticulata Mandarin; Tangerine 24 670, 918.9997085929
Citrus sinensis Orange 32 56, 998.29300015571
Citrus spp Citrus 1 0
Clematis vitalba Traveler's Joy 4 0
Cleonia lusitanica Spanish Heal-All 8 39
Clitoria falcata 1 0
Clitoria ternatea 1 50