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

Plant Hypericum perforatum (Clusiaceae)

Common Names
Common St. Johnswort, Hypericum, Klamath Weed, St. John's-wort, Goatweed
How this plant is used
Medicinal

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List of plant chemicals.
Click on column headings to sort table by that column. *Unless otherwise noted all references are to (Duke, 1992)
Chemical Name Activity Count Plant Part Low Parts Per Million High Parts Per Million Standard Deviation Reference
KAEMPFEROL 75 Plant *
KIELCORIN 0 Plant *
KIELCORIN 0 Root *
KILECORIN 0 Plant Leung, A. Y. and Foster, S. 1995. Encyclopedia of Common Natural Ingredients 2nd Ed. John Wiley & Sons, New York. 649 pp.
LEAD 0 Leaf 6.0 18.0 -0.25 *
LEAD 0 Plant 2.0 12.0 -0.21 *
LEAD 0 Root 4.0 5.0 0.57 *
LEUCINE 2 Plant *
LEUCOCYANIDIN 1 Plant Leung, A. Y. and Foster, S. 1995. Encyclopedia of Common Natural Ingredients 2nd Ed. John Wiley & Sons, New York. 649 pp.
LIMONENE 60 Fruit Essent. Oil *
LIMONENE 60 Leaf Essent. Oil *
LIMONENE 60 Plant 5.0 90.0 -0.43 *
LIMONENE 60 Shoot *
LINALOOL 53 Plant 2.5 45.0 -0.66 *
LUTEIN 15 Flower List, P.H. and Horhammer, L., Hager's Handbuch der Pharmazeutischen Praxis, Vols. 2-6, Springer-Verlag, Berlin, 1969-1979.
LUTEOLIN 78 Plant Newall, C. A., Anderson, L. A. and Phillipson, J. D. 1996. Herbal Medicine - A Guide for Health-care Professionals. The Pharmaceutical Press, London. 296pp.
LUTEOXANTHIN 0 Flower List, P.H. and Horhammer, L., Hager's Handbuch der Pharmazeutischen Praxis, Vols. 2-6, Springer-Verlag, Berlin, 1969-1979.
LYSINE 4 Plant *
MANGIFERIN 18 Plant *
MANGIFERIN 18 Shoot *
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