Contents:
Common Names | Parts Usually Used | Plant(s) & Culture | Where Found | Medicinal Properties | Biochemical Information
Uses | Formulas or Dosages | Warning | Bibliography
Scientific Names
- Ipomoea jalapa L.
- Convolvulaceae
- Morning-glory family
Common Names
- Morning Glory seeds
Parts Usually Used
Root
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Description of Plant(s) and Culture
Jalap is an annual, herbaceous vine; the tuberous root produces several brownish, twining stems which bear petioled, cordate leaves with a soft point. The purple flowers have a long, funnel-shaped corolla.
Other varieties: Wild jalap (I. pandurata) used as purgative like I. jalapa.
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Where Found
Found in one area of Mexico near Xalapa.
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Medicinal Properties
Cathartic, narcotic, emetic in large doses, vermifuge
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Biochemical Information
Pharbitin, rhamnose, angelic acid, pelargonic and cyanin
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Uses
Jalap is used as a purgative for constipation and for complete and rapid emptying of the bowels. It should not be used when intestinal irritation is present.
Also may be used for intestinal parasites.
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Formulas or Dosages
Decoction: use 1 tsp. root with 1 cup water. Take 1 cup a day, a mouthful at a time.
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Warning
An overdose can cause serious internal effects as well as purging and vomiting.
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Bibliography
The Herb Book, by John Lust, Bantam Books, 666 Fifth Avenue, New York, NY. copyright 1974.
Eastern/Central Medicinal Plants, by Steven Foster and James A. Duke., Houghton Mifflin Company, 215 Park Avenue South, New York, NY 10000
Planetary Herbology, by Michael Tierra, C.A., N.D., O.M.D., Lotus Press, PO Box 325, Twin Lakes. WI 53181., Copyright 1988, published 1992
American Folk Medicine, by Clarence Meyer, Meyerbooks, publisher, PO Box 427, Glenwood, Illinois 60425, 1973
Webster’s New World Dictionary, Third College Edition, Victoria Neufeldt, Editor in Chief, New World Dictionaries: A Division of Simon & Schuster, Inc., 15 Columbus Circle, New York, NY 10023
An Instant Guide to Medicinal Plants, by Pamela Forey and Ruth Lindsay, Crescent Books (January 27, 1992).