Kingdom:
Phylum:
Angiosperms
Order:
Dioscoreales
Genus:
Species:
aspera
ID:
389777

Status:
valid

Authors:
Humb. & Bonpl. ex Willd.

Source:
wcs

Year:
1806

Citation Micro:
Sp. Pl., ed. 4. 4: 794 (1806)

WFO Identifier:
wfo-0000389109

Common Names

  • Dioscorea aspera
  • Aspera Yam
  • Aspera Wild Yam

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Description

Dioscorea aspera (also called Rough Yam, among many other common names) is an herbaceous perennial vine native to tropical Africa. It has large, heart-shaped leaves and yellow-green flowers. It prefers moist, well-drained soils and can be found in forests, savannas, and grasslands.

Uses & Benefits

Dioscorea aspera is used as a medicinal plant and as a food source.

Flower, Seeds and Seedlings

The flowers of Dioscorea aspera are small and yellow-green. The seeds are small and black. The seedlings are small and have two cotyledons.

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Cultivation and Propagation

Dioscorea aspera is a perennial plant that can be propagated from seed or by division. Seeds should be sown in spring in a well-drained, sandy soil and kept moist until germination. Division can be done in spring or autumn. The plant prefers full sun or partial shade and should be kept moist but not wet.

Where to Find Dioscorea aspera

Dioscorea aspera is native to India, Nepal, and Sri Lanka. It can be found in tropical and subtropical forests and grasslands.

Dioscorea aspera FAQ

What is the scientific name of Dioscorea aspera?

Dioscorea aspera

What is the common name of Dioscorea aspera?

Rough Yam

What is the natural habitat of Dioscorea aspera?

It is found in moist forests, grasslands, and along streams in China, Japan, and Korea.

Species in the Dioscorea genus

Dioscorea abysmophila, Dioscorea abyssinica, Dioscorea acanthogene, Dioscorea acerifolia, Dioscorea acuminata, Dioscorea adenantha, Dioscorea aesculifolia, Dioscorea aguilarii, Dioscorea alata, Dioscorea alatipes, Dioscorea althaeoides, Dioscorea amaranthoides, Dioscorea amazonum, Dioscorea amoena, Dioscorea analalavensis, Dioscorea ancachsensis, Dioscorea andina, Dioscorea andromedusae, Dioscorea anomala, Dioscorea antaly, Dioscorea antucoana, Dioscorea arachidna, Dioscorea araucana, Dioscorea arcuatinervis, Dioscorea argyrogyna, Dioscorea arifolia, Dioscorea aristolochiifolia, Dioscorea asclepiadea, Dioscorea aspera, Dioscorea aspersa, Dioscorea asperula, Dioscorea asteriscus, Dioscorea atrescens, Dioscorea auriculata, Dioscorea bahiensis, Dioscorea balcanica, Dioscorea bancana, Dioscorea banzhuana, Dioscorea bartlettii, Dioscorea basiclavicaulis, Dioscorea baya, Dioscorea beecheyi, Dioscorea belophylla, Dioscorea bemandry, Dioscorea bemarivensis, Dioscorea benthamii, Dioscorea berenicea, Dioscorea bermejensis, Dioscorea bernoulliana, Dioscorea besseriana,

Species in the Dioscoreaceae family

Dioscorea abysmophila, Dioscorea abyssinica, Dioscorea acanthogene, Dioscorea acerifolia, Dioscorea acuminata, Dioscorea adenantha, Dioscorea aesculifolia, Dioscorea aguilarii, Dioscorea alata, Dioscorea alatipes, Dioscorea althaeoides, Dioscorea amaranthoides, Dioscorea amazonum, Dioscorea amoena, Dioscorea analalavensis, Dioscorea ancachsensis, Dioscorea andina, Dioscorea andromedusae, Dioscorea anomala, Dioscorea antaly, Dioscorea antucoana, Dioscorea arachidna, Dioscorea araucana, Dioscorea arcuatinervis, Dioscorea argyrogyna, Dioscorea arifolia, Dioscorea aristolochiifolia, Dioscorea asclepiadea, Dioscorea aspera, Dioscorea aspersa, Dioscorea asperula, Dioscorea asteriscus, Dioscorea atrescens, Dioscorea auriculata, Dioscorea bahiensis, Dioscorea balcanica, Dioscorea bancana, Dioscorea banzhuana, Dioscorea bartlettii, Dioscorea basiclavicaulis, Dioscorea baya, Dioscorea beecheyi, Dioscorea belophylla, Dioscorea bemandry, Dioscorea bemarivensis, Dioscorea benthamii, Dioscorea berenicea, Dioscorea bermejensis, Dioscorea bernoulliana, Dioscorea besseriana,

References

The Plant List v1.1 record kew-239811: Based on the initial data import
Carl Ludwig Willdenow (1765-1812): Based on occurrence of standard abbreviation 'Willd.' in the authors string.
Alexander von Humboldt (1769-1859): Based on occurrence of standard abbreviation 'Humb.' in the authors string.
Aimé Bonpland (1773-1858): Based on occurrence of standard abbreviation 'Bonpl.' in the authors string.