Ephedra dawuensis 

Scope: Global
Language: English

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Taxonomy [top]

Kingdom Phylum Class Order Family
Plantae Tracheophyta Gnetopsida Ephedrales Ephedraceae

Scientific Name: Ephedra dawuensis Y.Yang

Assessment Information [top]

Red List Category & Criteria: Least Concern ver 3.1
Year Published: 2011
Date Assessed: 2010-09-17
Assessor(s): Bell, A. & Bachman, S.
Reviewer(s): Hilton-Taylor, C. & Lutz, M.L.
This recently described species is only known from two collections in Sichuan province, China. Further surveys are needed in the region to better understand its status. Due to the apparent lack of significant threats a rating of Least Concern is given. However, the present known range is restricted and the onset of any threatening process may warrant a re-assessment to a threatened category.

Geographic Range [top]

Range Description:Endemic to Sichuan province, China. Occurs between 3,600 m and 4,000 m.
Countries occurrence:
China (Sichuan)
Additional data:
Lower elevation limit (metres):3600
Upper elevation limit (metres):4000
Range Map:Click here to open the map viewer and explore range.

Population [top]

Population:The population size is not known. E. dawuensis has only been recorded from two sites, Garze Xian and Dawu Xian. Reported to be common in Garze Xian (Hu 13049 - recorded in 1951).
Current Population Trend:Stable
Additional data:
Population severely fragmented:No

Habitat and Ecology [top]

Habitat and Ecology:Woody shrub to 0.5 m tall. Found on slopes in temperate grassland or shrubland.

Use and Trade [top]

Use and Trade: The stems of most members of this genus contain the alkaloid ephedrine and are valuable in the treatment of asthma and many other complaints of the respiratory system (Plants for a Future 2010).

Threats [top]

Major Threat(s): No major threats are known.

Conservation Actions [top]

Conservation Actions: Neither of the two known sites are within the protected area network. No ex situ collections are known. Further surveys are needed in the region to determine the status of the population.

Citation: Bell, A. & Bachman, S. 2011. Ephedra dawuensis. The IUCN Red List of Threatened Species 2011: e.T201711A9171323. . Downloaded on 23 June 2018.
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