Dioscorea fordii

Prain & Burkill

DioscoreaceaeRoots
Dioscorea fordii
iNaturalist · cc-by-nc
(c) biobank-lantauhk, some rights reserved (CC BY-NC), uploaded by biobank-lantauhk
Dioscorea fordii
iNaturalist · cc-by-nc
(c) johnchau, some rights reserved (CC BY-NC)
Dioscorea fordii
iNaturalist · cc-by-nc
(c) johnchau, some rights reserved (CC BY-NC)

What to Eat

Edible parts: Tuber, Root

The root tuber is cooked and eaten.

Where to Find It

A tropical plant. It grows in mixed forests and along rivers from near sea level to 1,200 m above sea level in China.

Asia, China,

Countries: United Arab Emirates, Afghanistan, Armenia, Azerbaijan, Bangladesh, Bahrain, Brunei, Bhutan, China, Georgia, Indonesia, Israel, India, Iraq, Iran, Jordan, Japan, Kyrgyzstan, Cambodia, North Korea, South Korea, Kuwait, Kazakhstan, Laos, Lebanon, Sri Lanka, Myanmar, Mongolia, Maldives, Malaysia, Nepal, Oman, Philippines, Pakistan, Qatar, Saudi Arabia, Singapore, Syria, Thailand, Tajikistan, Timor-Leste, Turkmenistan, Turkey, Taiwan, Uzbekistan, Vietnam, Yemen

How to Identify

A yam. The tubers are vertical and cylinder shaped. The stems twine to the right. They are prickly at the base. The leaves are alternate near the base and opposite higher up. They are simple and oval and 4-14 cm long by 2-8 cm wide.

Wikipedia

Source ↗

Dioscorea fordii is a herbaceous vine with oppositely arranged leaves and large, starchy rhizomes which grow vertically into the soil. It is indigenous to the Fujian, Guangdong, Guangxi, Hunan, and Zhejiang provinces of China, where it is typically found in forest areas or on disturbed ground beside roads or rivers. The species is cultivated in China for food and as use in traditional Chinese medicine. Compared with the well known Chinese yam, Dioscorea polystachya, D. fordii exhibits a higher starch content, but a lower protein content. Nutrient composition of the rhizome of the plant was conducted, revealing that it contains approximately 76.5% starch, 9.9% protein, and 1.03% fiber by dry weight.

Other Information

It is sold in local markets.

Notes

There are about 650 species of Dioscorea.

Names & Synonyms

Le lan gun, Man nei, Me ka

Dioscorea hainanensis Prain & Burkill
References (2)
  • Altschul, S.V.R., 1973, Drugs and Foods from Little-known Plants. Notes in Harvard University Herbaria. Harvard Univ. Press. Massachusetts. no. 420 (As Dioscorea hainanensis)
  • Cao, Y., et al, 2020, Ethnobotanical study on wild edible plants used by three trans-boundary ethnic groups in Jiangcheng County, Pu’er, Southwest China. Journal of Ethnobiology and Ethnomedicine (2020) 16:66

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