An official website of the United States government.

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.

Plant Tabebuia heptaphylla (Bignoniaceae)

Common Names
Pau D'Arco
How this plant is used
Medicinal
View the list of ubiquitous chemicals
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
MAGNESIUM 65 Bark 145.0 810.0 -0.64 Duke, 1992 *
MANGANESE 14 Bark 0.5 2.7 -0.66 Duke, 1992 *
NIACIN 39 Bark 1.0 5.7 -0.91 Duke, 1992 *
PHOSPHORUS 4 Bark 21.0 120.0 -0.91 Duke, 1992 *
POTASSIUM 14 Bark 331.0 1850.0 -0.90 Duke, 1992 *
PROTEIN 0 Bark 17184.0 96000.0 0.62 Duke, 1992 *
RIBOFLAVIN 15 Bark not available not available not available Duke, 1992 *
SELENIUM 60 Bark not available 0.2 -0.59 Duke, 1992 *
SILICON 4 Bark 1.5 8.4 -0.38 Duke, 1992 *
SODIUM 1 Bark not available not available not available Duke, 1992 *
THIAMIN 31 Bark not available not available not available Pedersen, M. 1987. Nutritional Herbology. Pederson Publishing. Bountiful, Utah. 377 pp.
THIAMINE 0 Bark not available not available not available Duke, 1992 *
TIN 4 Bark 0.7 3.7 -1.14 Duke, 1992 *
WATER 0 Bark not available 821000.0 0.60 Duke, 1992 *
ZINC 77 Bark 0.1 0.7 -1.17 Duke, 1992 *
View the list of ubiquitous chemicals
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
Encephalopathic 1 Martindale's 29th
Energizer 1 Duke, 1992 *
Ergogenic 1 Duke, 1992 *
Erythrocytogenic 1 Davies, S., and Stewart, A. 1990. Nutritional Medicine. Avon Books, New York. 509pp.
Estrogenic 2 Duke, 1992 *
Febrifuge 1 Neuwinger, H. D. 1996. African Ethnobotany - Poisons and Drugs. Chapman & Hall, New York. 941 pp.
Fibrinolytic 1 Duke, 1992 *
Fistula-Preventive 1 Pizzorno, J.E. and Murray, M.T. 1985. A Textbook of Natural Medicine. John Bastyr College Publications, Seattle, Washington (Looseleaf).
Fungicide 3 Duke, 1992 *
Gastroprotective 2 Duke, 1992 *
Gonadotrophic 1 Malini, T. and Vanithakumari, G. 1989. Rat Toxicity Studies With B-Sitosterol. Journal of Ethnopharmacology, 28: 221-234, 1990.
Hepatoprotective 2 Duke, 1992 *
Hepatotoxic 1 Duke, 1992 *
Hypertensive 1 Davies, S., and Stewart, A. 1990. Nutritional Medicine. Avon Books, New York. 509pp.
Hypocholesterolemic 7 Davies, S., and Stewart, A. 1990. Nutritional Medicine. Avon Books, New York. 509pp.
Hypoglycemic 5 Ivorra, M.D., Paya, M., and Villar, A. 1989. A Review of Natural Products and Plants as Potential Antidiabetic Drugs. Journal of Ethnopharmacology, 27: 243-275, 1989.
Hypolipidemic 2 Duke, 1992 *
Hypotensive 7 Duke, 1992 *
Hypouricemic 1 Duke, 1992 *
Immunomodulator 5 Duke, 1992 *