Survey of Phenolic Compounds Produced in Citrus
Table 2. Percentage and total concentrations of phenolics in Citrus and related species

Citrus microcarpa

[The CRC # represents accession number in the Citrus Variety Collection, University of California, Riverside. Abbreviations used in table: Flav/ol, flavone/flavonol; Flavan, flavanone; Psor, psoralen; Coum, coumarin/cinnamic acid; Unkn, unknown]

Cultivar, CRC #
Plant Part		Proportion							Concentration
		Flav/ol	Flavan	Psor	Coum	Unkn	Void		Flav/ol	Flavan	Coum
		(%)							(mg/g)
Calasnu, CRC #2867
Leaf		21.2	71.3	0.0	0.0	3.5	4.0		1.10	2.35	0.00
Flavedo		36.1	36.4	0.0	16.8	8.9	1.7		1.99	1.28	0.28
Albedo		2.5	87.0	0.0	2.2	6.4	1.9		0.28	6.15	0.08
Juice		9.5	77.4	0.0	3.7	5.2	4.2		0.23	1.19	0.03
Samuyao, CRC # 3605
Leaf		17.2	44.0	21.2	7.3	6.7	3.6		0.95	1.55	0.12
Juice		0.0	25.7	52.5	2.8	15.8	2.9		0.00	0.14	0.01

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United States Department of Agriculture
Agricultural Research Service

The material on this page is in the public domain.

Original posting: April 1, 1999.