You searched for: Subject "Dioscorea deltoidea" Remove constraint Subject: "Dioscorea deltoidea" Start Over. Citation in PubAg 23; Journal. Dioscorea deltoidea is a PERENNIAL CLIMBER growing to 3 m (9ft 10in). Family: Dioscoreaceae . Dioscorea is a genus of over 600 species of flowering plants in the family Dioscoreaceae, native throughout the tropical and warm temperate regions of the world. TAL, B., J. S. ROKEM, and I. GOLDBERG: Factors affecting growth and product formation in plant cells grown in continuous culture. Dioscorea is found in North America, Japan, China, Mexico, India and Nepal. Geographical source: Dioscorea is found in North America, Japan, China, Mexico, India and Nepal. The tubers Of Dioscorea are use in the management of a number of diseases such as gastrointestinal disorders, sour throat from struma, diarrhea, irritability, antimicrobial, antioxidant, stomachic and hypoglycemic activities [6]. with the Example of Qianjin Zhidai Wan. They have a sweetish taste; in flavour and mealiness, closely resemble potatoes. The species is dioecious (individual flowers are either male or female, but only one sex is to be found on any one plant so both male and female plants must be grown if … The moisture content, ash, crude fat, crude protein and crude fibre were determined in accordance with the standard methods of the AOAC (1980). The database and code is licensed under a of Garhwal Himalaya wild tuber Dioscorea deltoidea. Small quantity of Hecogenin. Useful Tropical Plants Database 2014 by Some tubers are sweet and some are bitter in taste, due to their high content of phenolic compounds and other anti-nutritional factors. Dioscorea deltoidea tubers are used as a food product and also used for the treatment of different diseases such as digestive disorder, diarrhea, irritability, abdominal pain, wounds burns, chronic liver pain and anemia [1]. This species occurs in Assam, Bengal, Bihar, Orissa, and Andaman. The tuber mucilage of Dioscorea borneensis R.Knuth (syn. Content Filtrations 6. 24, fig. Plant Cell Reports, 2, 219-222 (1983). Some species like D. esculenta are sweet in taste. Comments have to be approved before they are shown here. Dioscorea deltoidea Wall. The latter product has not previously been reported as a metabolic product of progesterone by plant systems. Plagiarism Prevention 4. Planta Medica, 44, 107-110 (1982). 10. The antimicrobial activity of the all extracts of Dioscorea deltoidea were studied against ten (gram negative and gram positive bacteria) and three fungal stain. This paper focuses on the taxonomy, morphology and habitat of Dioscorea dregeana, collected from Mpumalanga, South Africa. Report a Violation, Digitalis Lanata: Sources, Macroscopical Character and Uses (With Diagram), Nux-Vomica: Sources, Macroscopical Character and Uses (With Diagram), Digitalis: Sources, Cultivation and Uses (With Diagram). TOS 7. Dioscorea polystachya is more tolerant to frost and cooler climates than other yams, which is attributed to its successful introductions and establishment on many continents. If you would like to support this site, please consider. Dioscorea tubers are straight and zinger like shaped. Muslim M. Sikander S. Ethnobotany of medicinal plants of Leepa Valley (Azad Kashmir). Synonym is Yam, Rheumatism root. Common names 174. 11. In India, the plant grows wildly in Western Himalayas, Karnataka, Kashmir, West Bengal, etc. D. deltoidea is also found in U.S.A. and Mexico. Some of the species like Dioscorea alata L . 40-60 for 96 hr. Known Hazards. The stems scramble over the ground and . It is harvested from the wild for local use as a food, medicine and source of materials. Toggle facets Limit your search Text Availability. Return to ITM Online. DIOSCOREA Synonyms: Yam, Rheumatism root Biological source: Dioscorea consists of the dried tubers of a number of wild and cultivated Dioscorea species like D. deltoidea … By far the most common is Dioscorea opposita, for which the rhizome (tuber) is used; it is called shanyao (mountain herb). Hamayun M. Traditional uses of some medicinal plants of Swat Valley, Pakistan. They kill lice. Ken Fern, It is a climber with glabrous or finely pubescent stem. Before publishing your articles on this site, please read the following pages: 1. The tubers are used externally to reduce swellings. The tubers are washed, dried, sliced and extracted with hot water or 95% ethyl alcohol for several hrs. Dioscorea consists of the dried tubers of a number of wild and cultivated Dioscorea species like D. deltoidea Wall, D. prazeri Prain, D. floribunda Mart and D. composite. Dioscorea the starchy edible tuber is of ample economic and nutritional importance in the Tropical and Sub-tropical regions of the world (Sharma and Bastakoti, 2009). Tribals consume this Yam simply by boiling. Russian journal of plant physiology 6; Applied biochemistry and microbiology 3; Chemistry of natural compounds 2; Plant cell reports 2; Acta horticulturae 1; more Journal » Publication Year. It is an extensive climber with unarmed stem twining to the left. Tubers ligneous, irregular. Root tuber juice of D deltoidea antihelminthic#alleviates constipation. Tubers of 12 wild Dioscorea species available in Odisha have sound nutritional values, but have low palatability due to their bitterness (Kumar et al., 2012). Dioscorea deltoidea is a perennial climbing plant, producing vigorous annual stems from a large underground tuber. If you have any useful information about this plant, please leave a comment. Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported License. Steroidal saponin glycosides: Dioscin and its aglycone is diosgenin. Privacy Policy 8. The alcoholic extract is concentrated under vacuum and the glycosides is precipitated with solvent ether or by lead acetate (in the case of acid saponin) followed by hydrolysis and extracted with petroleum ether, 40-60°C will isolate the diosgenin. is used to treat urino-genital disorders, helminthes infection, and constipation (Gangwar and Joshi, 2008). Edible species of Dioscorea have opposite leaves whilst poisonous species have alternate leaves[. Diosgenin is obtained from dried tubers of Dioscorea deltoidea (Family- Diascoreaceae). Prohibited Content 3. This plant is already in endangered list category, so tubers need to be sustainably harvested on habitat rotation basis and plant should be cultivated on mass scale for its optimum utilization. The roots of most, if not all, members of this genus, contains diosgenin. Although the protocol was originally modified for tuber tissues, it can be used also for extraction of RNA from rhizome, root, shoot and leaf. 20 14. Rhizomes of D. deltoidea: Horizontal tubers, digitate, chestnut brown with recoiling roots. Ajna Fern The tubers of Dioscorea constitute a chief source of Carbohydrates mainly starch (75%). Dioscorea consists of the dried tubers of a number of wild and cultivated Dioscorea species like D. deltoidea Wall, D. prazeri Prain, D. floribunda Mart and D. composite. Also found in U.A.S. Dioscorea deltoidea: Steamed or boiled and used as staple: Varlang: Dioscorea triphylla: Steamed or boiled and used as staple: 2.2. Disclaimer 9. Fig 1 - 5 only. Int J Herb Med 2013;1(4):67-70. Crude fat was determined by exhaustively extracting samples in a Soxhlet apparatus using … Sterol: Cholesterol, stigmasterol, P-sitosterol. The tuber is usually single with few rootlets; skin reddish; flesh white, soft and edible. The tubers are starchy and free from dioscorine. The tubers are rich in saponin and are used for washing silk, wood and hair, and in dyeing. Tedesco P, Bigorne R, Bogan A E, Giam . Tubers are used as famine food by the Tribals of Tripura. Latin name: Dioscorea deltoidea Family: Dioscoreaceae (Yam Family) Medicinal use of Yam: The juice of the root tuber istaken in the evening in the treatment of roundworm. The vast majority of the species are tropical, with only a few species extending into temperate climates. 9. Content Guidelines 2. Dioscorea is a monocot having starchy tuberous root. There are about 15 species of this genus which are known to contain steroidal sapogenins. and D. esculenta (Lour.) Burkill., have been cultivated for a long time for their edible tubers. ex Prain & Burkill) Sweet ex Bernardi, Tamus nepalensis Jacquem. It is also used to alleviate constipation. Die bis zu 800 Arten sind hauptsächlich in den Tropen verbreitet. [7] Strukturell handelt es sich dabei um das Aglykon von Dioscin. It is a prickly climber; tuber 4 too many stalked, produced in branches close to the surface of the ground. Image Guidelines 5. The stems scramble over … The tubers are used as food edible. Leaves alternate, simple, cm long, cm broad, ovate or subdeltoid-ovate, often. Stems glabrous, twining clockwise. 318, 1-5, Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported License. The tuber extract of D. deltoidea Wall. … ex Prain & Burkill. In vitro Antimicrobial Activity of Garhwal Himalaya Medicinal Plant Dioscorea deltoidea Tuber. Alkanes of tubers of Dioscorea deltoidea 1119 eluted with n-hexane and the first 2 ml of eluate collected and evaporated to dryness to yield 2 mg of a waxy solid. TIBURCIO, A. F., R. K. SAWHNEY, and A. W. GALSTON: Effect of … ex Griseb. Drawing of the leaves, root, flowers and seed. [6] Diosgenin kommt natürlich vorwiegend in den Wurzelknollen der Yams-Pflanze (Dioscorea) und den Samen des Bockshornklees (Trigonella foenum graecum) und weiteren Pflanzen vor. International Research journal of pharmacy, 3(3), 152-156. Proximate analysis. it is mainly found growing in North Western Himalayas from Kashmir and Punjab to Nepal and China. Removal of the solvent under vacuum yielded 9-5 g of a brownish oil … Furthermore, many species are important sources of pharmaceutical precursors. Diosgenin play an important role in the cholesterol metabolism. web interface by D. prazeri: Stout horizontal creeping, freely branched, branched about 10 cm long; 1.5 to 2 cm wide, grey brown-blackish, fresh white or creamy. Generally it is a climber containing alternate root. Dioscorea is a genus of over 600 widely distributed species. According to Kaul and Staba (1968), diosgenin is obtained commercially, principally from the tubers of D. composita, D. floribunda, D. tepinapensis, D. prazeri, D. deltoidea, D. … 4. Einige Arten sind wichtige tropische Nahrungs- und Heilpflanzen. Descriptions of its tubers, indumentum, stems, leaves, male and female inflorescences, male and female flowers and capsules are also given. Dioscorea deltoidea of Uttarakhand are the rich sources of diosgenin. 2. This video is unavailable. In India, the plant grows wildly in Western Himalayas, Karnataka, Kashmir, West Bengal, etc. Mucilage content varies at different developmental stages of Dioscorea and the present protocol was effective in isolating RNA from such samples. Yams (Dioscorea), auch Yam oder Yamswurzel genannt, sind eine Pflanzengattung aus der Familie der Yamswurzelgewächse (Dioscoreaceae). This is in the yam family, and the herb is sometimes simply referred to as. are a multispecies crop with production in over 50 countries generating ~50 MT of edible tubers annually.The long-term storage potential of these tubers is vital for food security in developing countries. Dioscorea deltoidea is a perennial climbing plant, producing vigorous annual stems from a large underground tuber. The native people of Southern Thailand use yam tubers to cure warts (Maneenoon et al., 2008). General Information. Dioscorea deltoidea plant tissue suspension cultures are capable of metabolizing progesterone to 5α-pregnan-3-β-ol-20-one and 5α-pregnan-3β,20β-diol. It is a climber with stems twining to the right. Richard Morris. Dioscorea nepalensis (Jacquem. Indian J Traditional Knowledge 2007;6:636-41. Diosgenin is used as a precursor for the synthesis of many steroidal drugs like corticosteroids, sex hormones and oral contraceptives. Some species are poisonous. The largest may weigh 10 pounds and grow one meter underground. X,Jézéquel C, H ugueny B. 1. Dioscorea deltoidea is belongs to family Dioscoreaceae which produce rhizomes or bulbils, having rich medicinal and economic value. Pak J Forestry 2010;60(2):21-30. Flora of China Illustrations vol. 1. 2007. It is in flower from September to October. Dioscorea deltoidea is a Perennial Climber up to 3.00 metres tall. The results showed that the minimum inhibitory concentration (MIC) of Dioscorea deltoidea tubers extract was 50 µg/ml against P. aeruginosa. Copyright 10. Chemically it contains 75% of starch including diosgenin, sapogenase an enzyme. DIOSCOREA USED IN CHINESE MEDICINE. Physical Characteristics. Last update on 2019-06-13: Now containing 11906 plants. TAL, B. and I. GOLDBERG: Growth and diosgenin production by Dioscorea deltoidea cells in batch and continuous cultures. PDF | The Uttarakhand is highly enriched with edible wild tubers. Diosgenin ist ein steroides Sapogenin, welches hauptsächlich der industriellen Produktion von Steroidverbindungen, oralen Kontrazeptiva und Sexualhormonen dient. and Mexico. – Singali- mingali (सिंगली- मींगली) ... As the tubers are over exploited for trade due to its edible and medicinal uses. Both transformation products are present as conjugates in this plant tissue culture. Dioscorea deltoidea Uses India (Kumaon region, Western Himalayas): tubers cut into pieces, steeped in water, and boiled prior to eating; (Garhwal Himalayas): tubers eaten after repeatedly boiling, washing and … The tubers are applied for swelling. Isolation of Total `Free' Hydrocarbon (External -f- Internal) Powdered tuber, 1100 g, was extracted in a soxhlet with 15 1. of petroleum (b.p. Yams (Dioscorea spp.) The plant produces one or more spindle-shaped or cylindrical tubers. with help from 1. R.Knuth ( syn flesh white, soft and edible cm broad, ovate or subdeltoid-ovate, often warts Maneenoon... 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Habitat of Dioscorea constitute a chief source of materials food by the Tribals of.., wood and hair, and Andaman medicinal and economic value exploited trade. If not all, members of this genus, contains diosgenin more spindle-shaped or cylindrical dioscorea deltoidea tubers and other factors. With unarmed stem twining to the right reported as a precursor for the synthesis many. Is belongs to family Dioscoreaceae which produce rhizomes or bulbils, having medicinal! Sapogenase an enzyme species occurs in Assam, Bengal, etc, flowers and seed few extending! Single with few rootlets ; skin reddish ; flesh white, soft edible! Is mainly found growing in North America, Japan, China, Mexico, India Nepal! Twining to the surface of the leaves, Root, flowers and.. E, Giam surface of the leaves, Root, flowers and seed ( Azad Kashmir.. Traditional uses of some medicinal plants of Leepa Valley ( Azad Kashmir ), 44, 107-110 ( )... And 5α-pregnan-3β,20β-diol ex Prain & Burkill ) sweet ex Bernardi, Tamus nepalensis Jacquem use! Flavour and mealiness, closely resemble potatoes of Tripura 2014 by Ken Fern, interface... Dioscorea deltoidea '' Start over with unarmed stem twining to the right role in the cholesterol metabolism plants. Now containing 11906 plants, and in dyeing, sapogenase an enzyme many steroidal drugs corticosteroids. Is obtained from dried tubers of Dioscorea have opposite leaves whilst poisonous species have alternate leaves.! Metres tall the solvent under vacuum yielded 9-5 g of a brownish oil … the plant wildly! Morphology and habitat of Dioscorea deltoidea is a climber with glabrous or finely pubescent stem opposite leaves whilst poisonous have... Licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported License broad, ovate or subdeltoid-ovate, often 1... The plant grows wildly in Western Himalayas, Karnataka, Kashmir, West Bengal, etc simple! Vast majority of the species are important sources of pharmaceutical precursors tubers, digitate chestnut... Production by Dioscorea deltoidea is a perennial climbing plant, producing vigorous annual stems from a large underground..