Chinese cabbage

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Chinese cabbage
Brassica rapa chinensis, called "bok choy" in the United States
Brassica rapa chinensis, called "bok choy" in the United States
Species
Brassica rapa
Cultivar Group
Chinensis, Pekinensis groups
Origin
China, before the 15th Century
Cultivar Group members
many, see text
Chinese cabbage
Chinese: 白菜
alternative Chinese name
Chinese: 黃芽白

Chinese cabbage (Brassica rapa subspecies, see below), also known as snow cabbage, is a Chinese leaf vegetable often used in Chinese cuisine. The vegetable is related to the Western cabbage, and is of the same species as the common turnip. There are many variations on its name, spelling, and scientific classification.

Contents

[edit] History

The Ming Dynasty pharmacologist Li Shizhen studied the Chinese cabbage for its medicinal qualities. Before this time the Chinese cabbage was largely confined to the Yangtze River Delta region.[citation needed] The Chinese cabbage as it is known today is very similar to a variant bred in Zhejiang around the 14th century. During the following centuries, it became popular in northern China and the northern harvest soon exceeded the southern one. Northern cabbages were exported along the Grand Canal to Zhejiang and as far south as Guangdong.

They were introduced to Korea, where it became the staple vegetable for making kimchi. In the early 20th century, it was taken to Japan by returning soldiers who had fought in China during the Russo-Japanese War. At present, the Chinese cabbage is quite commonly found in markets throughout the world.

[edit] Varieties

Chinese cabbage, raw
(chinensis, pak choi)

Nutritional value per 100 g (3.5 oz)
Energy 10 kcal   50 kJ
Carbohydrates     2.2 g
- Dietary fiber  1.0 g  
Fat 0.2 g
Protein 1.5 g
Vitamin C  45 mg 75%
Sodium  65 mg 3%
Percentages are relative to US
recommendations for adults.
Source: USDA Nutrient database
Chinese cabbage, raw
(pekinensis, petsai)

Nutritional value per 100 g (3.5 oz)
Energy 20 kcal   70 kJ
Carbohydrates     3.2 g
- Dietary fiber  1.2 g  
Fat 0.2 g
Protein 1.2 g
Vitamin C  27 mg 45%
Sodium  9 mg 0%
Percentages are relative to US
recommendations for adults.
Source: USDA Nutrient database

There are two distinctly different groups of Brassica rapa used as leaf vegetables in China, and a wide range of varieties within these two groups. The binomial name B. campestris is also used.

[edit] Pekinensis

This group is the more common of the two, especially outside Asia; names such as da baicai (lit. "large white vegetable"); Baguio pechay or pechay wombok (Tagalog); Chinese white cabbage; baechu (Korean), wongbok, nappa, or napa cabbage; and hakusai (Japanese: 白菜) usually refer to members of this group. Pekinensis cabbages have broad green leaves with white petioles, tightly wrapped in a cylindrical formation and usually forming a compact head. As the group name indicates, this is particularly popular in northern China around Beijing (Peking).

[edit] Chinensis

This group was originally classified as its own species under the name B. chinensis by Linnaeus. When used in English, the name bok choy (from Cantonese; also spelled pak choi) typically refers to Chinensis. Smaller in size, the Mandarin term xiao baicai ("small white vegetable") as well as the descriptive English names Chinese chard, Chinese mustard, celery mustard, and spoon cabbage are also employed. Chinensis varieties do not form heads; instead, they have smooth, dark green leaf blades forming a cluster reminiscent of mustard or celery. Chinensis varieties are popular in southern China and Southeast Asia. Being winter-hardy, they are increasingly grown in Northern Europe.

Commercial variants of Chinensis include:

  • Bok Choy (白菜); succulent, white stems with dark green leaves and Baby Bok Choy; succulent, pale green stems with leaves the same color; both quite common in US West Coast oriental markets.
  • Choy Sum (Chinese: 菜心; pinyin: càixīn; literally "vegetable heart"; Hokkien chai sim), this brassica refers to a small, delicate version of pak choi. In appearance it is more similar to rapini or broccoli rabe, than the typical pak choi. In English, it can also be called "Flowering Chinese Cabbage" due to the yellow flowers that comes with this particular vegetable. "Choy sum" is sometimes used to describe the stem of any Chinese cabbage or the heart of Shanghai pak choi.
  • Shanghai Pak Choi (Chinese: 上海白菜; pinyin: Shànghǎi báicài; Japanese: 青梗菜, chingensai) refers to dark green varieties where the varioles are also green. It is probably the most common vegetable in Shanghai, where it is simply called qingcai (青菜; literally "blue/green vegetable") or qingjiangcai (青江菜; literally "blue/green river vegetable").

[edit] See also

[edit] Gallery

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[edit] External links

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