- Cam sành
The "cam sành" (literally "terra-cotta orange") is a variety of
citrus fruit similar to an orange, originating fromVietnam . The fruit may be easily recognized by its thick skin, which is typically bright green in color (although it may also be partly green and partly orange, or entirely orange), while its flesh is orange.cientific nomenclature
The "cam sành"
' s species is variously given as "Citrus nobilis" (mandarin orange), [http://www.plantnames.unimelb.edu.au/Sorting/Citrus_2.html] [http://64.233.167.104/search?q=cache:4xgQH8q0B9kJ:www.ctu.edu.vn/institutes/mdi/jircas/JIRCAS/research/workshop/Pro02/B14-Case%2520Study.pdf] "Citrus reticulata ", [http://toptropicals.com/html/toptropicals/articles/fruit/asian_fruit.htm] or "Citrus sinensis " (sweet orange), [http://64.233.167.104/search?q=cache:yrHnrf7AfC4J:www.ctu.edu.vn/institutes/mdi/jircas/JIRCAS/research/workshop/pro03/B3-Fruit%25203%2520(Hong).pdf] , though in reality it is a natural hybrid thereof: "C. reticulata x C. sinensis" (common name: king mandarin). [http://www.fao.org/docrep/008/ad523e/ad523e03.htm] [http://www.cuctrongtrot.gov.vn/Tech_Science.aspx?index=detail&type=a&idtin=216] As such, it is related to thetangor , which is a hybrid of the mandarin orange and sweet orange.Distribution
The tree was introduced to the United States in 1880, when the United States Minister to Japan John A. Bingham arranged for six "cam sành" fruits to be shipped from Saigon,
Cochinchina , to Dr. H. S. Magee, a nurseryman inRiverside, California . In 1882, Magee sent twoseedling s and budwood to J. C. Stovin inWinter Park, Florida . [http://www.hort.purdue.edu/newcrop/morton/mandarin_orange.html] [http://lib.ucr.edu/agnic/webber/Vol1/Chapter4.html]In Vietnam, the tree had been cultivated in the Bố Hạ region of
Bac Giang Province , but had been eradicated due to the Citrus Greening Disease. Nowadays, "cam sành" is planted widely in the North of Vietnam (Hà Giang ,Tuyên Quang , Yên Bái), as well as in several provinces of theMekong Delta in the South, includingVĩnh Long ,Cần Thơ , andTiền Giang .External links
* [http://www.fao.org/docrep/008/ad523e/ad523e03.htm Page describing "cam sành"]
* [http://www.hort.purdue.edu/newcrop/morton/mandarin_orange.html Page describing king mandarin being sent from Saigon to California in 1882]
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