Survey of Phenolic Compounds Produced in Citrus
Appendix 1. Rutaceae Members' Geographic and Genetic Origin

Fortunella

This appendix is a summary of the relevant literature on this subject. Species and varietal names are as given in the original publication. Numbers in parentheses indicate the publication(s) that provided the information.

Species and cultivar	Common name	Geographic origin (Ref.)	Genetic origin (Ref.)
sp.	Kumquat		Possibly kumquat × mandarin? (5)
sp.	Kumquat		Not a true distinct group (6)
sp.	Kumquat	China (7)	Related to mandarin? (7)
crassifolia Swing.	Meiwa kumquat	(3)	Kumquat wild type? (3)
hindsii (Champ.) Swing.	Hong kong kumquat	China (3)	Ancient origin? (3)
hindsii		Mountains of southern China and Hong Kong (1)	Unknown origin, grows wild (1)
japonica (Thumb) Swing.	Marumi kumquat	(3)	Kumquat wild type? (3)
japonica	Round kumquat	Japan (1)	Unknown origin (1)
margarita (Lour.) Swing.	Nagami or oval kumquat	(3)	Kumquat wild type? (3)
margarita	Oval kumquat	China (1)	Origin unknown; found in subtropical regions (1)
maragarita × F. japonica	Meiwa kumquat	China and Japan (1)	Oval kumquat × Round kumquat (1)
maragarita × F. japonica	F. ovata?	China and Japan (1)	Kumquat cross hybrid (1)
polyandra (Ridl.) Tan.	Malayan kumquat	Malaya (3)	Hybrid origin? (3)
polyandra	Malayan kumquat	Malay peninsula (1)	Unknown origin, tropical type (1)
sp. × Citrus limon	Limequat	United States (1)	Kumquat × lime (1)
sp. × Citrus reticulata	Orangequat	United States (3)	Kumquat × sweet orange (3)
sp. × Citrus reticulata × (C. sinensis × Poncirus trifoliata) (citrangedin)	Citrangedin	(1)	Kumquat × mandarin × citrange (1)
sp. × (Poncirus trifoliata × Citrus sinensis)	Citrangequat	United States (3)	Kumquat × citrange (3)

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United States Department of Agriculture
Agricultural Research Service

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Original posting: April 1, 1999.