To screen potential resource from dioscorea species and related medicinal plants for diosgenin extraction, a rapid method to compare the contents of diosgenin in various plants is crucial. The alkaloid dioscorine, ch19o2n, was first isolated in 1894 by boorsma1 from dioscorea hirsuta, bl. Pusa hispida hispida in mammal species of the world. Pterostyrax hispida, commonly called fragrant epaulette tree, is native to forested mountain areas in china and japan.
Dioscorea hispida in world checklist of selected plant families. Rhizome of a tropical yam, dioscorea hispida schlussel, which has been used as a traditional pest control agent in the philippines, was extracted with methanol and the extract was further separated into alkaloid and nonalkaloid fractions by thin layer chromatography. Asian journal of food and agroindustry issn 19063040 available online at. The acetylation was carried out by reacting gadung flour slurry with gaa under alkaline condition. This paper reports a simple way to remove cyanides from gadung tuber chips by employing leaching and steaming techniques. Dioscorea hispida, also known as the indian threeleaved yam, is a species of yam in the genus dioscorea, native to south and southeast asia. Kumar s 1, mahanti p 2, rath sk 3 and patra jk 4 1 ambika prasad research foundation, cuttack, odisha, india. Aseans 100 most precious plants by nanie gonzales issuu. An ultraperformance liquid chromatography uplc coupled. Acalypha is the fourth largest genus of the family euphorbiaceae, and contains many plants native to hawaii and oceania. Modified dioscorea hispida starchbased hydrogels and their invitro cytotoxicity study on. The calling function is free to ignore the returned value. Chemical composition diosgenin an aglycone is a chemical substance found in dioscorea and are used commercially in pharmaceutical industry.
This ethnobotanical study was conducted to document local knowledge and potentials of dioscorea hispida dennst. Mammal species of the world a taxonomic and geographic reference. The three to eightinchlong by fourinchwide, light green, oval leaves have a silvery cast on their undersides, and the leaves turn yellow or yellowgreen in fall before dropping. Menispermum canadensis is a similar alternateleaved climber that does not bear the strong arching veins and no petiole tendrils. K1, shishir mishra2 1department of pharmacology, chettinad hospital and research institute, chettinad university, chennai, tamil nadu, india 2department of pharmacology, srm medical college hospital and. Dioscorine content in dioscorea hispida dried tubers in.
Pdf ethnobotany and distribution of dioscorea hispida. International journal of biological macromolecules. Nashriyah m, salmah t, nur atiqah my, siti nor indah o, muhamad azhar aw, munirah s, nornasuha y, abdul manaf a 2012 ethnobotany and distribution of dioscorea hispida dennst. Leaflets subequal, to 17 x 12 cm, obovate, abruptly sharply acuminate at apex, cuneate to the base, shortly petiolulate, ribs 5, prominent intercostae coarsely reticulate, thinly hispid. Please note that this is a trial program and may end.
Dioscorea hispida wikispecies, free species directory. Introduction nearly 75% of all dengue cases worldwide occur in asia and the pacific. Genus dioscorea comes under the family of dioscoreaceae. Philippine herbal medicines an illustrated compilation of philippine medicinal plants by dr godofredo stuart, with botanical information, chemical properties, folkloric uses and reserach studies. The tubers were peeled, sliced and soaked in flowing water river up to 7 days during. Distribution and morphodiversity analysis of genus dioscorea. Acalypha hispida, the chenille plant, is a flowering shrub which belongs to the family euphorbiaceae, the subfamily acalyphinae, and the genus acalypha. Genus pterostyrax can be deciduous trees or large shrubs, with peeling bark, simple leaves and drooping panicles of small, 5lobed, bellshaped flowers held beneath the branches, and followed by small ribbed fruits. This work aimed to investigate the effect of reaction time, glacial acetic acidgadung flour gaagf mass ratio and ph on gadung dioscorea hispida dennst flour acetylation at ambient temperature. Each fraction was examined to evaluate feeding deterrent activity, developmental effects and toxicity against larvae of the diamondback moth dbm, plutella xylostella.
Nami dioscorea hispida is one of the intoxicating yams in the philippines studied for its. Posts about dioscorea hispida dennst written by tribujeniabedic. Development of automatic alkaloid removal system for dioscorea hispida as shown in figure 1 and 2 can replace for automatic operation using on off solenoid valve while the peripheral interface controller pic are use for controlling input and output signal from sensor, solenoid valve and motor pump. It typically matures to 1520 tall as a large shrub or to 3050 tall as a tree. The record derives from wcsp data supplied on 20120323 which reports it as an accepted name record 240268 with original publication details. The forts on hilltops of the sahyadri northern western ghats have seen a turbulent historical pas it includes published material or suggestions from the author or others. Also, it likes medium to low light making it a great understory plant. In addition, dioscorea has as many as 9 veins arching to the apex whereas s. Starchmediated hydrogels were successfully synthesized via free radical polymerization method with. This study was conducted to produce a biodegradable plastic film from the dioscorea hispida dennst korot tuber extract.
Pdf pharmacological indications and uses of preparations from. Germplasm in terengganu and phylogenetic relationships of dioscorea spp. Watson2 introduction fragrant epaulette tree is a deciduous tree which can reach 20 to 30 feet in height with an equal spread but is more often seen smaller fig. The tribal and ruralcommunities of the world used the species of dioscorea as a source of potent.
This tuber crop is an important source of carbohydrates and has been used as staple foods, especially by people in the tropical and sub. Some of us just cant but maybe, just maybe you can take a stand to explore how worthy it is to sometimes venture in some extraordinary things especially in producing something new for the people around us and most especially when it talks about the foods or the meal that we are going to prepare. Modified dioscorea hispida starchbased hydrogels and. Reproduced from the series plant resources of southeast asia, by kind permission of the prosea foundation, bogor, indonesia. Dioscorine content in dioscorea hispida dried tubers in thailand by tlcdensitometry and tlc image analysis nonglapat sasiwatpaisit 1, worathat thitikornpong 2, chanida palanuvej 1 and nijsiri ruangrungsi 1,3 1college of public health sciences, chulalongkorn university, bangkok, thailand. It has frequently caused accidental food poisoning and has been used with criminal intent compare blighia sapida, the akee. Download fulltext pdf ethnobotany and distribution of dioscorea hispida dennst. Known to be poisonous when fresh, caution and careful process will be made to make the root crop edible. Goodyera hispida is a jewel orchid that is especially well suited for growing in a terrarium.
Pterostyrax hispida from burncoose nurseries available online to buy information. Plastic film from dioscorea hispida dennst korot tuber. This species appreciates a moist to wet media to grow in. Department of agriculture agricultural research service. Recently, pharmacological studies have shown that spermacoce hispida seeds exhibit antidiabetic properties and antihyperlipidaemic activity in rats.
Taxonomic key, neotropical lianas, dolichandra hispida. Dioscorea hispida is a plant whose tuber is used for food in the tagalog provinces and other parts of the philippines under the name nami. Dioscorea is a genus of flowering plants, and some dioscorea species are known and used as a source for the steroidal sapogenin diosgenin. Development of automatic alkaloid removal system for dioscorea hispida as shown in figure 1 and 2 can replace for automatic operation using on off solenoid valve while the peripheral interface controller pic are use for controlling input and output signal. The record derives from wcsp data supplied on 20120323 which reports it as an accepted name record 240268 with. Dioscoreaceae in besut, marang and setiu districts of terengganu, peninsular malaysia.
Dioscorea hispida dennst pdf this ethnobotanical study was conducted to document local knowledge and potentials of dioscorea hispida dennst. Microwave assisted extraction of dioscorin from gadung dioscorea hispida dennst tuber flour. The twisted bole is more or less cylindrical, around 15 25cm in diameter. Most of the species of dioscorea have a wide adaptability to diverse agro climatic condition. This species is accepted, and its native range is thailand to malesia. Easily share your publications and get them in front of issuus. Despite known toxicity, in thailand, where it is referred to as kloi, tubers are used to make a dessert called kao nuew kloi. The phenology of wetland submerged macrophytes related to. The board of trustees of the royal botanic gardens, kew. A nonalkaloidal extract obtained from rhizomes of dioscorea hispida was isolated and purified by thin layer chromatography. Other common names epaulette tree fragrant epaulette tree. The record derives from wcsp which reports it as an accepted name record 240268 with original publication details.
Hispid definition of hispid by the free dictionary. Dioscorine content in dioscorea hispida dried tubers in thailand by tlcdensitometry and tlc image analysis nonglapat sasiwatpaisit 1, worathat thitikornpong 2, chanida palanuvej 1 and nijsiri ruangrungsi 1,3. Effects of nonalkaloid extracts from tropical yam, dioscorea. Issuu is a digital publishing platform that makes it simple to publish magazines, catalogs, newspapers, books, and more online. Pdf dioscorea hispida dennstedt dioscoreaceae a new. Plants profile for dioscorea hispida intoxicating yam.
Pdf dioscorea hispida dennsted, dioscoreaceae, is recorded growing in the forest floor in tripura for the first time. Water solubility, swelling and gelatinization properties. Dioscorea filiformis blume plants of the world online. It is named after the ancient greek physician and botanist dioscorides. It is also found in moist habitats or lightly shaded woods and along roadsides, fence rows, old fields, edges of woods, and banks of rivers and streams 2,3,4. This document is enh692, one of a series of the environmental horticulture, ufifas extension. Toxicological studies of nami, dioscorea hispida, dennst. Access is allocated within two business days of purchase and lasts one year. Show all show tabs intoxicating yam general information. Fragrant epaulette tree is a deciduous tree which can reach 20 to 30 feet in height with an equal spread but is more often seen smaller. Mar, 2020 dioscorea hispida in the germplasm resources information network grin, u.
The vast majority of the species are tropical, with only a few species extending into temperate climates. Each block will be separated at about two meters from each other and will be planted with three tre es in each row for two rows in a block plot. Determination of specific and nonspecific parameters of. Removal of cyanides from gadung dioscorea hispida dennst. Qualitative phytochemical analysis and antibacterial activity of dioscorea alata l a nutraceutical tuber crops of rural odisha. Different ethnic groups have been using several species of dioscorea in their area of certain ailments. Comparative analysis of diosgenin in dioscorea species and. 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. Dioscorea hispida wikispecies wikispecies, free species.
Development of automatic alkaloid removal system for. This page was last edited on 21 august 2018, at 20. A mathematics model to represent the leaching process is also proposed here. Hosted by the usgs core science analytics and synthesis. Ethnobotanical values of dioscorea species available in. Qualitative phytochemical analysis and antibacterial. This aim of this study was to obtain some specific and nonspecific parameter of simplicia and ethanolic 70% extract of d.
All structured data from the file and property namespaces is available under the creative commons cc0 license. Page designed through the cooperative efforts of interagency itis teams. Dioscorea hispida dennstedt dioscoreaceae a new recorded for. Male inflorescence spikelike, on leafless branches, compounded, up to 50 cm long, with closely diosorea or spaced sessile flowers, fertile stamens 6. The poison ordinarily is removed, or removal is attempted, img 2t3588. Deciduous oblong, palegreen leaves to 20cm 8in long, turning yellow in autumn with red and yellow in acid soliswhite.
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