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

Citrus hystrix

[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)
Davao Lemon, CRC #2427
Leaf		25.8	27.0	8.7	20.2	15.9	2.5		1.22	0.81	0.29
Juice		6.3	63.5	0.0	25.2	5.0	0.0		0.01	0.10	0.02
Kulubot, CRC #3612
Leaf		23.6	71.1	0.0	0.0	0.0	5.3		0.58	1.12	0.00
Juice		0.0	100.0	0.0	0.0	0.0	0.0		0.00	0.01	0.00
Limon Real, CRC #2317
Leaf		64.6	23.8	0.0	0.0	5.3	6.3		2.45	0.58	0.00
Juice		0.0	93.0	0.0	0.0	5.5	1.5		0.00	0.12	0.00
Philippines, CRC #2892
Leaf		37.2	0.0	6.6	7.6	42.3	6.3		1.22	0.00	0.08
Juice		0.0	0.0	0.0	96.7	0.0	3.3		0.00	0.00	0.02
Unknown—Morocco, CRC #3174
Leaf		40.3	16.8	11.8	15.8	8.1	7.3		0.98	0.26	0.12
Juice		0.0	74.6	0.0	0.0	25.4	0.0		0.00	0.03	0.00

previous page

next page

United States Department of Agriculture
Agricultural Research Service

The material on this page is in the public domain.

Original posting: April 1, 1999.