Citrus taiwanica

Citrus taiwanica
Scientific classification
Kingdom:	Plantae
(unranked):	Angiosperms
(unranked):	Eudicots
(unranked):	Rosids
Order:	Sapindales
Family:	Rutaceae
Genus:	Citrus
Species:	C. × taiwanica
Binomial name
Citrus × taiwanica Yu.Tanaka & Shimada

Citrus taiwanica is a citrus species from Taiwan. It is endangered in the wild.

Name

In the Saisiyat language it is called Katayoe'. The Japanese named it the Nansho Daidai sour orange when they colonized Taiwan.[1]

Distribution

Cultivated varieties are primarily found in Nanzhuang Township. Additionally they have been planted as part of reforestation efforts by the Forestry and Nature Conservation Agency.[1]

Description

Citrus taiwanica is a small tree with numerous thorns. The fruit are yellow when ripe and remain bitter.[2]

In Riverside, CA it ripens from January to March.[3]

Citrus taiwanica has significant genetic differences from the main group of sour oranges.[4]

Uses

Marmalade can be made from Citrus taiwanica. Marmalade made from Citrus taiwanica has twice won awards at the World Marmalade Awards.[1]

See also

• Sour orange

References

1. Yun-yu, Chen; Guo-fang, Huang; Lo, James (21 April 2024). "Taiwan doubles award haul at annual U.K. marmalade competition". focustaiwan.tw. Focus Taiwan. Retrieved 25 April 2024.
2. Guillet, Natalie. "Citrus taiwanica". wsav.com. WSAV 3 News. Retrieved 25 April 2024.
3. "Nansho Daidai sour orange". citrusvariety.ucr.edu. University of California Riverside. Retrieved 25 April 2024.
4. Protopapadak, E.; Papanikolaou, X. (1998). "Characterization of Citrus aurantium and C. taiwanica rootstocks by isoenzyme and essential oil analysis". The Journal of Horticultural Science and Biotechnology. 73 (1): 81–85. Bibcode:1998JHSB...73...81P. doi:10.1080/14620316.1998.11510947.