Sauropus androgynus

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"Katuk" redirects here; for the place in Afghanistan, see Katok; for the place in Azerbaijan, see Ağgədik.
Sauropus androgynus
Sauropus androgynus at Kadavoor.jpg
Scientific classification
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S. androgynus
Binomial name
Sauropus androgynus
Synonyms[2][3]
List
  • <templatestyles src="Plainlist/styles.css"/>
    • Aalius androgyna (L.) Kuntze
    • A. lanceolata (Hook.f.) Kuntze
    • A. oblongifolia (Hook.f.) Kuntze
    • A. retroversa (Wight) Kuntze
    • A. sumatrana (Miq.) Kuntze
    • Agyneia ovata Poir.
    • Andrachne ovata Lam. ex Poir.
    • Clutia androgyna L. (basionym)
    • Phyllanthus acidissimus Noronha (nom inval.)
    • P. speciosus Noronha (nom inval.)
    • P. strictus Roxb.
    • Sauropus albicans Blume
    • S. a. var. gardnerianus (Wight) Müll.Arg.
    • S. a. var. intermedius Müll.Arg.
    • S. a. var. zeylanicus (Wight) Müll.Arg.
    • S. convexus J.J.Sm.
    • S. gardnerianus Wight
    • S. indicus Wight
    • S. lanceolatus Hook.f.
    • S. macranthus Fern.-Vill. (nom illeg.)
    • S. oblongifolius Hook.f.
    • S. parviflorus Pax & K.Hoffm.
    • S. retroversus Wight
    • S. scandens C.B.Rob.
    • S. sumatranus Miq.
    • S. zeylanicus Wight

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Sauropus androgynus, also known as katuk, star gooseberry, or sweet leaf, is a shrub grown in some tropical regions as a leaf vegetable. In Chinese it is called mani cai (马尼菜); in Japan it is called amame shiba (アマメシバ); in Malay it is called cekur manis, sayur manis, or asin-asin;[4][5] in Thai it is called pak waan; in Vietnamese, it is called rau ngót;in Philippines,it is called Chinese Malunggay and in Kerala, India it is called madhura cheera.

Its multiple upright stems can reach 2.5 meters high and bear dark green oval leaves 5–6 cm long.

It is one of the most popular leaf vegetables in South Asia and Southeast Asia and is notable for high yields and palatability.[6] The shoot tips have been sold as tropical asparagus. In Vietnam, the locals cook it with crab meat, minced pork or dried shrimp to make soup. In Malaysia, it is commonly stir-fried with egg or dried anchovies. The flowers and small purplish fruits of the plant have also be eaten In Indonesia, the leaves of the plant are used to make infusion, believed to improve the flow of breast milk for breastfeeding mothers.

It is a good source of vitamin K.[citation needed] However, a study has suggested that excessive consumption of juiced Katuk leaves (due to its popularity for body weight control in Taiwan in the mid '90s) can cause lung damage, due to its high concentrations of the alkaloid papaverine.[7]

It also has high level of provita-min A carotenoids, especially in freshly picked leaves, as well as high levels of vitamins B and C, protein and minerals. The more the leaves mature, the higher the nutrient content of the leaves.[8] Latest studies indicate that Cekur manis encouraged rapid regeneration and multiplication through organogenesis and somatic embryogenesis.[9]

It is common in evergreen forest and cultivated up to 1,300 m [10]


Medical

Consumption of Sauropus androgynus has been reported as being associated with bronchiolitic disease [11] [12]

Nutrition

Sauropus androgynus is rich in Vitamin C and polyphenols, such as tannin.

Sauropus androgynus
Nutritional value per 100 g (3.5 oz)
Energy 245 kJ (59 kcal)
11 g
1 g
4.8 g
Vitamins
Vitamin A 10370 IU
Thiamine (B1)
(9%)
0.1 mg
Vitamin C
(288%)
239 mg
Minerals
Calcium
(20%)
204 mg
Iron
(23%)
3 mg
Phosphorus
(14%)
98 mg
Other constituents
Water 91.4 g
Percentages are roughly approximated using US recommendations for adults.

References

  1. Under its currently accepted name of Sauropus androgynus (from its basionym Clutia androgyna) this species was published in Bulletin of the Bureau of Forestry, Philippine Islands. Manila 1: 30. 1903. Lua error in package.lua at line 80: module 'strict' not found.
  2. The basionym of S. androgynus (Clutia androgyna) was originally described and published in Mantissa Plantarum 1: 128. 1767. Lua error in package.lua at line 80: module 'strict' not found.
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  6. Nutritive value of Sauropus androgynus
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  8. 19.1 Sauropus androgynus (sweet leaf bush)
  9. Faculty of Science Research Seminar: Elicitors Effect on in vitro Cultures of Sauropus Androgynus, University of Nottingham Malaysia Campus
  10. Sauropus androgynus (L.) Merr
  11. [1]
  12. [2]

External links