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Survey of Phenolic Compounds Produced in Citrus
Appendix 2. Taxonomic Literature Review of Flavonoids Found in Citrus

Citrus

obovoidea through rugulosa

For each citrus species, the flavonoids that have been reported in the literature are listed below. The species name given is that listed in the publication. Numbers in parentheses indicate the publication(s) which have reported the presence of that flavonoid in the species.

1. Horowitz and Gentili 1977
2. Albach and Redman 1969
3. Kanes et al. 1993

4. Berhow and Vandercook 1989
5. Nishiura et al. 1971a
6. Berhow et al. 1996

Citrus obovoidea

Flavanone glycosides: Naringin (5); Neoeriocitrin (5); Neohesperidin (5)

Citrus oleocarpa

Flavanone glycosides: Hesperidin (5)

Citrus otachibana

Flavanone glycosides: Naringin (5)

Citrus papillaris

Flavanone glycosides: Didymin (5); Hesperidin (5); Narirutin (5)

Citrus paradisi

Flavanone glycosides: Didymin (2, 3); Dihydrokaempferol glycoside (1); Eriocitrin (3); Hesperidin (1, 2, 3); Naringin (1, 2, 3, 5); Naringin–4'–glucoside (1, 2, 3); Naringin–6"–malonate (3); Narirutin (1, 2, 3); Narirutin–4'–glucoside (1, 2, 3); Neoeriocitrin (1, 3); Neohesperidin (1, 2, 3); Poncerin (1, 2, 3, 5); Prunin (4)
Flavone aglycones: 3,5,6,7,8,3',4'–Heptamethoxyflavone (1); Nobiletin (1); Tangeritin (1)
Flavone glycosides: Diosmin (3); Isorhoifolin (1, 3); Kaempferol–glycoside (1); Rhoifolin (1, 3); Rutin (1, 3)

Citrus platymamma

Flavanone glycosides: Eriocitrin (5); Hesperidin (5); Narirutin (5)

Citrus ponki

Flavanone glycosides: Hesperidin (5); Narirutin (5)

Citrus pseudo-aurantium

Flavanone glycosides: Hesperidin (5); Narirutin (5)

Citrus pseudogulgul

Flavanone glycosides: Narirutin (5)

Citrus pyriformis

Flavanone glycosides: Naringin (5); Neoeriocitrin (5); Neohesperidin (5)

Citrus reshni

Flavanone glycosides: Hesperidin (5); Narirutin (5)

Citrus reticulata

Flavanone aglycones: Citromitin (1, 2); 5–O–Desmethyl–citromitin (1, 2)
Flavanone glycosides: Didymin(2, 3); Hesperidin (1, 2, 5); Narirutin (2, 3); Neoeriocitrin (2); Neohesperidin (2, 3)
Flavone aglycones: Auranetin (1); 5–O–Desmethyl–nobiletin (1); 5,4'–Dihydroxy–6,7,8,3'–tetramethoxyflavone (1); 3,5,6,7,8,3',4'–Heptamethoxyflavone (1); 5–Hydroxy–auranetin (1); Nobiletin (1); Tangeritin (1); Xanthomicrol (1)
Flavone glycosides: Diosmin (3); Isorhoifolin (3); Rhoifolin (3)

Citrus rokugatsu

Flavanone glycosides: Hesperidin (5)

Citrus rugulosa

Flavanone glycosides: Eriocitrin (3); Hesperidin (3); Naringin (3, 5); Naringin–4'–glucoside (3); Naringin–6"–malonate (3); Narirutin (3); Neoeriocitrin (3, 5); Neohesperidin (3, 5)
Flavone glycosides: Rhoifolin (3)

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United States Department of Agriculture
Agricultural Research Service

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Original posting: April 1, 1999.

Last Modified: 02/06/2002

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