They are eaten only after having been steeped in water for 36 hours. Philippine herbal medicines an illustrated compilation of philippine medicinal plants by dr godofredo stuart, with botanical information, chemical properties, folkloric uses and reserach studies. Show all show tabs intoxicating yam general information. The common name for the genus, yams, will be used when discussing information applicable to 2 or more of the above species. Institute of agriculture and forestry, university of tsukuba 11. Thus, although dioscorea was introduced by the thomsonian school in medicine, it became a favorite in the eclectic school, where for decades it has found a cordial reception. Two isoquinuclidine alkaloids of a tropical yam, dioscorea. 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. Banaag a, honda h, shono t 1997 effects of alkaloids from yam, dioscorea hispida schlussel, on feeding and development of larvae of the diamondback moth, plutella xylostella lepidoptera. It is a highly invasive plant included in the global compendium of weeds randall, 2012, and which creates management problems in many parts. Wild yam dioscorea villosa oral side effects, medical.
Dioscorine content in dioscorea hispida dried tubers in. Dioscorea yam 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 in the germplasm resources information network grin, u. Dioscorea villosa supplement health benefits, dosage.
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. Reproduced from the series plant resources of southeast asia, by kind permission of the prosea foundation, bogor, indonesia. Dioscorea villosa is one of the species of yam referred to as wild yam dioscorea villosa has been claimed to alleviate symptoms of menopause, but there is currently no evidence to support this effect animal evidence suggests dioscorea villosa can increase skin thickness after lowdose supplementation. Dioscorea polystachya, chinese yam, a widely cultivated yam native to china. Three kloi tubers dioscorea hispida were collected from the forest in the chaibadan district of lopburi province. Toxicity and bitterness in australian dioscorea bulbifera l. This monograph on the ecology of atlantic white cedar wetlands is one of a series of u. List of various diseases cured by dioscorea deltoidea. The vast majority of the species are tropical, with only a few species extending into temperate climates.
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. This study aimed to determine the nutritional content of dioscorea hispida dennst found in. Uses, benefits, cures, side effects, nutrients in dioscorea deltoidea. 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. Plants profile for dioscorea hispida intoxicating yam. Apart from the traditional importance as starchy staple food such as d. Names of dioscorea deltoidea in various languages of the world are also given.
Diosgenin is a steroidal saponin, which is extracted from the root of wild yam dioscorea villosa and other species. Dioscorea is a genus in the monocotyledonous family dioscoreaceae sautour m et al. Lavezares, northern samar, philippines in terms of its. Usda, ars, germplasm resources information network. 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. Possibility on agriculture mechanization for tropical yam. Analysis and identification of phenolic compounds in dioscorea hispida dennst sudawadee theerasin and a. Pdf pharmacological indications and uses of preparations from. Research article analysis and identification of phenolic compounds in dioscorea hispida dennst sudawadee theerasin1 and a. Effects of alkaloids from yam, dioscorea hispida schlussel. Dioscorea codonopsidifolia kamik dioscorea digitata mill dioscorea globifera r.
Dioscorea spinosa burm dioscorea triphylla l hamatris triphylla l. Dioscorea root extract benefit and side effects by ray sahelian, m. Dioscorea is a genus of flowering plants, and some dioscorea species are known and used as a source for the steroidal sapogenin diosgenin. Hosted by the usgs core science analytics and synthesis. Domesticated plants and animals of austronesia wikipedia. The product will need to be light enough for easy handling and bringing to field site of the jungle.
Chemical fingerprint analysis and quantitative determination. Each fraction was examined to evaluate feeding deterrent activity, developmental effects and toxicity against larvae of the diamondback moth dbm, plutella xylostella. The origins and dispersals of agricultural communities in southeast asia pdf. The great lakes contain the largest body of fresh water on earth and boast the largest. Microwave assisted extraction of dioscorin from gadung. Dioscoreaceae, the yam family of the flowering plant order dioscoreales, consisting of 4 genera and 870 species of herbaceous or woody vines and shrubs, distributed throughout tropical and warm temperate regions. 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. All structured data from the file and property namespaces is available under the creative commons cc0 license. Small long slender tuber, bark and flesh light yellow. The tubers were washed to remove dirt, sliced and blanched for 5 min. Access is allocated within two business days of purchase and lasts one year. Its distribution ranges from india and southern china to new guinea mat et al.
It has been used as a monkey poison in some african countries, and as an arrow poison to aid in hunting in several parts of asia. Pdf application of anatomy and hptlc in characterizing species. Standard aoac method for proximate analysis of the fresh weight showed that the water content varied between 15. The plant list includes a further 316 scientific plant names of infraspecific rank for the genus dioscorea. Harijono et, sunarharum wb, hartono md 20 hypoglycemic effect of biscuits containing watersoluble polysaccharides from wild yam dioscorea hispida dennts or lesser yam dioscorea esculenta tubers and alginate. Dioscorea opposita is an obsolete synonym of two species of yams. Two isoquinuclidine alkaloids of a tropical yam, dioscorea hispida dioscoreaceae as antifeedant and toxin against lepidopteran insects.
Dioscorine is an alkaloid toxin isolated from the tubers of tropical yam on several continents. Proximate analysis of dioscorea hispida tubers, collected from five locations around leuser ecosystem in aceh province, showed variations amongst samples. This article examines the preparation techniques used by australian aboriginals to ready d. This effect suggests dioscorea villosa is a potentially useful supplement for skin. Recently, pharmacological studies have shown that spermacoce hispida seeds exhibit antidiabetic properties and antihyperlipidaemic activity in rats. This ethnobotanical study was conducted to document local knowledge and potentials of dioscorea hispida dennst. A nonalkaloidal extract obtained from rhizomes of dioscorea hispida was isolated and purified by thin layer chromatography.
It is named after the ancient greek physician and botanist dioscorides. Pdf the edible tubers from different species of dioscorea are a major source of food and nutrition for millions of people. Jun 14, 2018 dioscorea villosa may have effects similar to dehydroepiandrosterone dhea. We do not intend the plant list to be complete for names of infraspecific rank. The record derives from wcsp which reports it as an accepted name record 240268 with original publication details. Dioscorea hispida dennst, or better known as asiatic bitter yam or intoxicating yam, is one of the 17 dioscorea species in the dioscoreacea family found throughout the world. The intoxicating yam dioscorea hispida, is native to tropical asia and new guinea. It has frequently caused accidental food poisoning and has been used with criminal intent compare blighia sapida, the akee. Monopole antenna technique for determining moisture. Files are available under licenses specified on their description page. By the authority vested by part 5 of the united states code 552a and. Despite known toxicity, in thailand, where it is referred to as kloi, tubers are used to make a dessert called kao nuew kloi. Yam is the common name applied to plants of about 500 species of the genus dioscorea of the dioscoreaceae family.
Preserving the legacy of michigans great lakes islands. Flowers regular, small or minute, usually monoecious or dioeccious, rarely bisexual in spikes. Though this effect is weak, it appears to be both time and dosedependent. How dioscorea deltoidea is effective for various diseases is listed in repertory format. The tubers weighed between 1016 kilograms and each tuber consisted of 45 lobes.
Consumer information about the medication wild yam dioscorea villosa oral, includes side effects, drug interactions, recommended dosages, and storage information. The plant list includes 1,192 scientific plant names of species rank for the genus dioscorea. Development of automatic alkaloid removal system for. Herbarium catalogue 94 records date reference identified as barcode type status. Several species of this genus serve as staple crops in many parts of the world mabberley dj et al. Dioscorea villosa supplement health benefits, dosage, side. Members of the family have thick, sometimes woody roots or tuberlike underground stems and netveined, often heartshaped leaves that sometimes are lobed. Yam is the common name for rhizomes of plants from the genus dioscorea which are widely distributed all over the world. 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 deltoidea herb uses, benefits, cures, side. Read more about the prescription drug wild yam dioscorea villosa oral. Germplasm in terengganu and phylogenetic relationships of dioscorea spp. Dioscorea oppositifolia, a yam native to the indian subcontinent. Dioscorea filiformis blume appears in other kew resources.
Dioscorea filiformis blume plants of the world online. Please note that this is a trial program and may end. A read is counted each time someone views a publication summary such as the title, abstract, and list of authors, clicks on a figure, or views or downloads the fulltext. Page designed through the cooperative efforts of interagency itis teams. Dioscorea hispida dennst pdf this ethnobotanical study was conducted to document local knowledge and potentials of dioscorea hispida dennst. Mechanization notational mechanization is a concept and cannot be measured drectly. Comparative analysis of diosgenin in dioscorea species and. Lloyd investigated the dioscorea subject, and found that the variety of the vine yielding the drug originally em. Possibility on agriculture mechanization for tropical yam dioscorea hispida to design and model the handheld harvester for ubi gadong, the criteria of the land character, size and weight need to be considered and mohd et al. Banaag 1, keiichi nagata and hiroshi honda institute of agriculture and forestry, university of tsukuba 111, tennodai, tsukuba, ibaraki 3058572, japan. Unfortunately, dioscorea villosa extracts are associated with kidney and liver fibrosis, a condition characterized by excessive scar tissue. Hispida is commonly found in secondary forest and grow under shaded areas or near streams which is known by the local or vernacular names such as ubi gadong nashriyah et al. Enjoy unrestricted access to all content and features, including.
1535 1226 761 1326 741 970 65 1248 658 562 1275 246 1499 1149 133 163 550 1139 850 387 1005 1040 677 126 199 1329 669 985 1348 791 1213 364 1280 834 1371