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 Cydonia oblonga (Rosaceae)

Common Names
Quince
How this plant is used
Food
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
ALDOBIONIC-ACID 0 Seed not available not available not available Duke, 1992 *
AMYGDALIN 8 Seed not available 4000.0 -1.15 Duke, 1992 *
ASCORBIC-ACID 112 Fruit 100.0 960.0 -0.22 Duke, 1992 *
ASH 0 Fruit not available 3000.0 -1.39 Duke, 1992 *
ASH 0 Seed not available 13000.0 -1.05 Duke, 1992 *
BETA-CAROTENE 53 Fruit 0.0 16.0 -0.12 Duke, 1992 *
BORON 4 Fruit 85.0 160.0 2.42 Duke, 1992 *
CALCIUM 28 Fruit 60.0 805.0 -0.70 Duke, 1992 *
CARBOHYDRATES 0 Fruit 119000.0 951000.0 0.90 Duke, 1992 *
CELLULOSE 1 Seed not available not available not available Duke, 1992 *
CHLOROGENIC-ACID 77 Fruit not available not available not available Duke, 1992 *
EMULSIN 0 Seed not available not available not available Duke, 1992 *
FAT 0 Fruit 1000.0 17000.0 -0.51 Duke, 1992 *
FAT 0 Seed 140000.0 192000.0 -0.39 Duke, 1992 *
FERULIC-ACID 61 Fruit not available not available not available Duke, 1992 *
FIBER 15 Fruit 17000.0 178000.0 0.34 Duke, 1992 *
FRUCTOSE 8 Fruit not available not available not available Duke, 1992 *
GALACTOSE 1 Seed not available not available not available Duke, 1992 *
GLUCOSE 7 Fruit not available not available not available Duke, 1992 *
IRON 6 Fruit 6.0 52.0 -0.32 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
COX-1-Inhibitor 1 Duke, 1992 *
COX-2-Inhibitor 1 Duke, 1992 *
Cyanogenic 1 Cooper-Driver, G. A., Chemical substances in plants toxic to animals, pp. 213-47 in Rechcigl, M., Jr., ed. CRC Handbook of Naturally Occurring Food Toxicants, CRC Press, Boca Raton, 1983, 339 pp.
Cyclooxygenase-Inhibitor 1 Duke, 1992 *
Cytotoxic 1 Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp.
Demulcent 2 Duke, 1992 *
Dermatitigenic 1 Duke, 1992 *
Detoxicant 1 Duke, 1992 *
Diaphoretic? 1 Lawrence Review of Natural Products, Dec-90.
Diuretic 5 Duke, 1992 *
Estrogenic 1 Duke, 1992 *
Expectorant 1 Oriental Materia Medica (three volumes by Dr. Hsu and collaborators)
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).
FLavor 2 Aloe Research Council - Duke writeup of non-peer reviewd book by Coats and draft by Henry
Fungicide 4 Nigg, H.N. and Seigler, D.S., eds. 1992. Phytochemical Resources for Medicine and Agriculture. Plenum Press, New York. 445 pp.
Gastroprotective 1 Duke, 1992 *
Glucosyl-Transferase-Inhibitor 1 Duke, 1992 *
Hemopoietic 1 Duke, 1992 *
Hemostat 2 Martindale's 29th