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
Anticystitic	1	Duke, 1992 *
Anticytomegalic	1	Duke, 1992 *
Anticytotoxic	1	Duke, 1992 *
Antidecubitic	2	Martindale's 28th
Antidementia	3	Duke, 1992 *
Antidepressant	6	Werbach, M. 1993. Healing with Food. Harper Collins, New York, 443 pp.
Antidermatic	1	Bisset, N.G., ed. 1994. Herbal Drugs and Phytopharmaceuticals. CRC Press. Boca Raton, FL. 566 pp.
Antidermatitic	6	Duke, 1992 *
Antidiabetic	10	Duke, 1992 *
Antidiarrheic	1	Merck 11th Edition
Antidote (Aluminum)	1	Economic & Medicinal Plant Research, 6: 189.
Antidote (Ammonia)	1	Martindale's 29th
Antidote (Cadmium)	1	Davies, S., and Stewart, A. 1990. Nutritional Medicine. Avon Books, New York. 509pp.
Antidote (Lead)	1	Davies, S., and Stewart, A. 1990. Nutritional Medicine. Avon Books, New York. 509pp.
Antidote (Paraquat)	1	Martindale's 28th
Antidote (pesticides)	1	Davies, S., and Stewart, A. 1990. Nutritional Medicine. Avon Books, New York. 509pp.
Antidyskinetic	1	Martindale's 28th
Antidysmenorrheic	1	Duke, 1992 *
AntiEBV	5	Economic & Medicinal Plant Research, 6: 189.
Antieczemic	1	Werbach, M. 1993. Healing with Food. Harper Collins, New York, 443 pp.