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
EO	0	Shoot	700.0	1250.0	-0.84	Duke, 1992 *
EPICATECHIN	40	Plant	not available	not available	not available	Duke, 1992 *
FAT	0	Seed	not available	328000.0	0.33	CRC Handbook of Medicinal Herbs and/or CRC Handbook of Proximate Analyses
FENCHOL	0	Plant	0.3	4.5	not available	Duke, 1992 *
FERULIC-ACID	61	Plant	not available	not available	not available	Duke, 1992 *
FLAVONOIDS	0	Flower	not available	117100.0	1.78	List, P.H. and Horhammer, L., Hager's Handbuch der Pharmazeutischen Praxis, Vols. 2-6, Springer-Verlag, Berlin, 1969-1979.
FLAVONOIDS	0	Shoot	70000.0	74000.0	2.00	Duke, 1992 *
GABA	22	Plant	not available	700.0	not available	Duke, 1992 *
GALLIC-ACID	62	Plant	not available	not available	not available	Duke, 1992 *
GAMMA-CURCUMENE	0	Plant	0.5	9.0	not available	Duke, 1992 *
GAMMA-EUDESMOL	0	Plant	1.5	27.0	-1.00	Duke, 1992 *
GAMMA-TERPINENE	11	Plant	1.5	27.0	-0.52	Duke, 1992 *
GENTISIC-ACID	8	Plant	not available	not available	not available	Duke, 1992 *
GERANIAL	13	Plant	0.4	6.3	-0.84	Duke, 1992 *
GERANIOL	35	Plant	4.0	72.0	-0.44	Duke, 1992 *
GERANYL-ACETATE	5	Plant	24.0	432.0	-0.05	Duke, 1992 *
GLUTAMINE	5	Plant	not available	not available	not available	Duke, 1992 *
GUAIOL	3	Plant	1.5	27.0	-1.00	Duke, 1992 *
GURJUNENE	0	Plant	not available	not available	not available	ANON. 1948-1976. The Wealth of India raw materials. Publications and Information Directorate, CSIR, New Delhi. 11 volumes.
HEXACOSAN-1-OL	0	Leaf	not available	not available	not available	Duke, 1992 *

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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
Artemicide	1	Jung, J.H., Pummangura, S., Chaichantipyuth, c., Patarapanich, C., and McLaughlin, J.L. 1989. Bioactive Constituents of Melodorum fruticosum. Phytochemistry. 29(5): 1667-1670. 1990.
Arteriodilator	1	Ozaki, Y. and Ma, J-P. 1989. Inhibitory Effects of Tetramethylpyrazine and Ferulic Acid on Spontaneous Movement of Rat Uterus in Situ. Chem. Pharm. Bull. 38(6): 1620-1623, 1990.
Ascaricide	2	Duke, 1992 *
Asthma-preventive	1	Pizzorno, J.E. and Murray, M.T. 1985. A Textbook of Natural Medicine. John Bastyr College Publications, Seattle, Washington (Looseleaf).
Astringent	1	Williamson, E. M. and Evans, F. J., Potter's New Cyclopaedia of Botanical Drugs and Preparations, Revised Ed., Saffron Walden, the C. W. Daniel Co., Ltd., Essex UK, 362 pp, 1988, reprint 1989.
ATPase-Inhibitor	1	Nigg, H.N. and Seigler, D.S., eds. 1992. Phytochemical Resources for Medicine and Agriculture. Plenum Press, New York. 445 pp.
Attifuge	1	CIBA (Chadwick, D.J. and Marsh, J. 1990. Bioactive Compounds from Plants. CIBA Foundation Symposium 154. John Wiley & Sons, Ltd. Chichester UK. 242 pp.
Autotoxic	1	Duke, 1992 *
Bacteriostatic	1	Chin. J. Tuber. Respir. Dis.
Bacteristat	3	Lamikanra, A., Ogundaini, A.O., and Ogungbamila*, F.O. Antibacterial Constituents of Alchornea cordifolia Leaves. Phytotherapy Research 4(5): 198.
Barbituate-Synergist	1	Duke, 1992 *
Beta-Adrenergic Receptor Blocker	4	Zhu, M., Phillipson, J. D., Greengrass, P. M., Bowery, N. E., Cai, Y. 1997. Plant Polyphenols: Biologically Active Compounds or Non-Selective Binders to Protein? Phytochemistry, 44(3): 441-447.
Beta-Glucuronidase-Inhibitor	4	Duke, 1992 *
Bradycardiac	1	Huang, K. C. 1993. The Pharmacology of Chinese Herbs. CRC Press, Boca Raton, FL 388 pp.
Bronchodilator	1	Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp.
Bronchoprotectant	1	Duke, 1992 *
Bronchorelaxant	2	Huang, K. C. 1993. The Pharmacology of Chinese Herbs. CRC Press, Boca Raton, FL 388 pp.
Calcium-Antagonist	5	Duke, 1992 *
Calmodulin-Antagonist	1	Pizzorno, J.E. and Murray, M.T. 1985. A Textbook of Natural Medicine. John Bastyr College Publications, Seattle, Washington (Looseleaf).
cAMP-Inhibitor	1	Schussler, M., Fricke, U., Nikolov, N., and Holzl, J. 1991. Comparison of the Flavonoids Occurring in Crataegus species and Inhibition of 3',5'-Cyclic Adenosine Monophosphate Phosphodiesterase. Plant Medica 57: Suppl Issue 2. p.A-133.