Plant Hypericum perforatum (Clusiaceae) | Dr. Duke's Phytochemical and Ethnobotanical Databases

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
PSEUDOHYPERICIN	2	Leaf	not available	not available	not available	Duke, 1992 *
PSEUDOHYPERICIN	2	Plant	not available	not available	not available	Duke, 1992 *
PSEUDOHYPERICIN	2	Shoot	not available	40.0	not available	Duke, 1992 *
PSEUDOHYPERICODIHYDROANTHRONE	0	Plant	not available	not available	not available	Watt, J.M. and Breyer-Brandwijk, M.G. 1962. The Medicinal and Poisonous Plants of Southern and Eastern Africa. E. & S. Livingstone, Ltd. Edinburg & London. 1457 pp.
PYROGALLOL	23	Plant	not available	not available	not available	Duke, 1992 *
QUERCETIN	176	Flower	not available	1000.0	0.94	Duke, 1992 *
QUERCETIN	176	Leaf	not available	not available	not available	Duke, 1992 *
QUERCETIN	176	Plant	not available	20000.0	1.00	Duke, 1992 *
QUERCETIN	176	Shoot	not available	not available	not available	Duke, 1992 *
QUERCETIN	176	Stem	not available	not available	not available	Duke, 1992 *
QUERCETIN-3-O-GLUCURONIDE	0	Plant	not available	not available	not available	Duke, 1992 *
QUERCETIN-3-O-GLUCURONIDE	0	Shoot	not available	not available	not available	Duke, 1992 *
QUERCETIN-3-O-XYLOSIDE	0	Plant	not available	not available	not available	Duke, 1992 *
QUERCETIN-3-O-XYLOSIDE	0	Shoot	not available	not available	not available	Duke, 1992 *
QUERCITRIN	44	Flower	not available	3380.0	not available	Duke, 1992 *
QUERCITRIN	44	Leaf	not available	not available	not available	Duke, 1992 *
QUERCITRIN	44	Plant	not available	not available	not available	Duke, 1992 *
QUERCITRIN	44	Shoot	3000.0	5240.0	-1.00	Duke, 1992 *
RESORCYNOL	0	Plant	not available	not available	not available	Duke, 1992 *
RHODAN	0	Plant	not available	not available	not available	Leung, A. Y. and Foster, S. 1995. Encyclopedia of Common Natural Ingredients 2nd Ed. John Wiley & Sons, New York. 649 pp.

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List of plant activities.
Click on column headings to sort table by that column. *Unless otherwise noted all references are to (Duke, 1992)
Activity	Chemical Count	Reference
Paralytic	1	Duke, 1992 *
Parasympathomimetic	1	Neuwinger, H. D. 1996. African Ethnobotany - Poisons and Drugs. Chapman & Hall, New York. 941 pp.
Perfumery	25	Merck 11th Edition
Peristaltic	2	Duke, 1992 *
Peroxynitrite-Scavenger	1	Duke, 1992 *
Pesticide	67	Duke, 1992 *
PGE2-Inhibitor	1	Duke, 1992 *
Phagocytotic	3	Economic & Medicinal Plant Research, 1: 124.
Phosphodiesterase-Inhibitor	1	Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp.
Phospholipase-Inhibitor	1	Duke, 1992 *
Photoactive	1	Duke, 1992 *
Photodermatotic	1	Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp.
Photosensitizer	1	Rinzler, C. A. 1990. The Complete Book of Herbs, Spices and Condiments. Facts on File, New York. 199 pp.
Phototoxic	1	Duke, 1992 *
Phytoalexin	2	Nigg, H.N. and Seigler, D.S., eds. 1992. Phytochemical Resources for Medicine and Agriculture. Plenum Press, New York. 445 pp.
Phytohormonal	1	Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp.
Pigment	1	Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp.
Plasmodicide	1	Neuwinger, H. D. 1996. African Ethnobotany - Poisons and Drugs. Chapman & Hall, New York. 941 pp.
Preservative	1	Merck 11th Edition
Proliferant	2	Duke, 1992 *