August 13, 2019 posted by

This ethnobotanical study was conducted to document local knowledge and potentials of Dioscorea hispida Dennst. and to investigate and record its distribution. H Dioscorea hispida Dennst. is an accepted name. This name is the accepted name of a species in the genus Dioscorea (family Dioscoreaceae). The record. Dioscorea hispida Dennst. Protologue: Schlüss. Hort. Malab.: 15 (). Family: Dioscoreaceae. Chromosome number: 2n=

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Commercial extraction and use of dioscorine and diosgenin in the tuber is at present not economically feasible. A textual diagnostic description of the species that is not necessarily structured.

Also includes information referring to territorial extension of the individual or group in terms of its activities feeding, mating, etc.

Dioscorea hispida Dennst. — The Plant List

Technology Biodiversity in India. 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; lateral leaflets gibbous at base; petiole 12 cm long.

Climbing herb with a fibrous root system. Known or potential benefits of the species for humans, at a direct economic level, as instruments of education, prospecting, eco-tourism, etc. Best supported on Google Chrome, Firefox 3. Life cycles are treated in the field for Life Cycle. Document specific search options Title. Male inflorescence spike-like, on leafless branches, compounded, up to 50 cm long, with closely packed or spaced sessile flowers, fertile stamens 6.


Breeding for a higher starch content would also be useful both for food and industrial purposes. Its amylose content has been reported as There is no appreciable distribution or cultivation outside this dennsr.

The approximate composition of the tuber per g edible portion is: Navigation menu Personal tools Log in Request account. Individual tubers weigh kg, but may be fused together into irregular clusters weighing up to 35 kg. The pounded tubers are sometimes used externally as an antiseptic, and a decoction is drunk to alleviate chronic rheumatism. The crop is ready for harvest after 12 months. The poison in the tubers is often extracted and used as bait for animals or other devious purposes.

Nomenclature and Classification Nomenclature and Classification. In cultivation, the crop is usually staked.

Asiatic Bitter Yam. Demography and Conservation Demography and Conservation.

The forts on hilltops of the Sahyadri northern Western Ghats have seen a turbulent historical pas Powered by the open source Biodiversity Informatics Platform. Tubers renewed annually from a superficial dwnnst, from which they grow as lobes, in outline globose, sometimes slightly elongated, pale yellow to light grey; flesh white to lemon-yellow.

Dioscorea hispida Dennst. | Species | India Biodiversity Portal

Stem twining to the left, firm, 9 mm or more in diameter, usually prickly, drying bright yellowish, glabrescent. As with other yams, best yields are obtained if planted on mounds or ridges.


It is found mainly at lower elevations in the Philippines, but has been found growing at altitudes of up to m in the Himalayas. Periyar Tiger Reserve The portal will be unavailable all day on Sunday 23rd Dec for maintenance.

India Biodiversity Portal

Female inflorescence solitary from upper leaf axils, pendulous, with flowers spaced. Helmia hirsuta Blume Kunth. Cookies help us deliver our services. It is also propagated in cultivation by means of the tuber.

Remember me Forgot password? Can include ecosystem services. Enumerates geographic entities where the taxon lives. General description of the sites where the species is found ecosystem, forest, environment or microhabitat.

His;ida The user has shared this species from India Biodiversity Portal with you. See Terms of Use for details. Checklists specific search options Observed during. In any event, the source must be explicitly quoted. Harvesting occurs from wild stands, or from cultivated plants that are 12 months or older. Retrieved from ” https: Technology partner Strand Life Sciences.