Plant Dioscorea villosa (Dioscoreaceae) | Dr. Duke's Phytochemical and Ethnobotanical Databases

Common Names

Wild Yam

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
ALUMINUM	5	Root	50.0	210.0	-0.20	Duke, 1992 *
ASCORBIC-ACID	112	Rhizome	not available	149.0	-0.56	Duke, 1992 *
ASCORBIC-ACID	112	Root	110.0	460.0	-0.38	Duke, 1992 *
ASH	0	Root	19680.0	82000.0	0.41	Duke, 1992 *
BETA-CAROTENE	53	Root	7.0	29.0	-0.25	Duke, 1992 *
BETA-SITOSTEROL	47	Root	70.0	700.0	-0.26	Spiller, G. A. 1996 (Spiller, G. A. Ed. 1996. CRC Handbook of Lipids in Human Nutrition. CRC Press. Boca Raton, FL. 233 pp.)
CALCIUM	28	Root	734.0	3060.0	-0.48	Duke, 1992 *
CAMPESTEROL	2	Root	20.0	200.0	1.28	Spiller, G. A. 1996 (Spiller, G. A. Ed. 1996. CRC Handbook of Lipids in Human Nutrition. CRC Press. Boca Raton, FL. 233 pp.)
CARBOHYDRATES	0	Root	215280.0	897000.0	0.86	Duke, 1992 *
CHROMIUM	24	Root	0.6	2.6	-0.04	Duke, 1992 *
COBALT	2	Root	3.5	14.7	-0.23	Duke, 1992 *
DIOSGENIN	7	Plant	not available	not available	not available	Duke, 1992 *
DIOSGENIN	7	Tissue Culture	not available	not available	not available	Duke, 1992 *
DIOSGENIN	7	Tuber	not available	23000.0	1.00	Duke, 1992 *
FAT	0	Root	1440.0	6000.0	-0.56	Duke, 1992 *
FIBER(CRUDE)	0	Root	not available	130000.0	0.55	Duke, 1992 *
FIBER(DIETARY)	0	Root	not available	360000.0	-0.42	Duke, 1992 *
IRON	6	Root	7.0	31.0	-0.40	Duke, 1992 *
MAGNESIUM	65	Root	391.0	1630.0	-0.50	Duke, 1992 *
MANGANESE	14	Root	1.5	6.4	-0.47	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
Uterorelaxant	1	Werbach, M. 1993. Healing with Food. Harper Collins, New York, 443 pp.
Vasodilator	5	Duke, 1992 *
VEGF-Inhibitor	1	Duke, 1992 *
Vulnerary	2	Pizzorno, J.E. and Murray, M.T. 1985. A Textbook of Natural Medicine. John Bastyr College Publications, Seattle, Washington (Looseleaf).