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Cycas hainanensis

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Taxonomy [top]

Kingdom Phylum Class Order Family
PLANTAE TRACHEOPHYTA CYCADOPSIDA CYCADALES CYCADACEAE

Scientific Name: Cycas hainanensis
Species Authority: C.J.Chen
Synonym/s:
Cycas lingshuigensis G.A.Fu

Assessment Information [top]

Red List Category & Criteria: Endangered A2acd ver 3.1
Year Published: 2010
Date Assessed: 2009-10-31
Assessor/s: Hill, K.D.
Reviewer/s: Donaldson, J.S. & Bösenberg, J.D.
Justification:
Classified as Endangered based on an estimated population reduction of >50% over the past three generations due to habitat destruction for expanding agriculture and resort developments and the impacts of over-collection.
History:
2003 Endangered (IUCN 2003)
2003 Endangered
1997 Vulnerable (Walter and Gillett 1998)

Geographic Range [top]

Range Description: This species is known only from the wetter eastern parts of Hainan Island. Occurs from sea level up to 1,200 m.
Countries:
Native:
China (Hainan)
Range Map: Click here to open the map viewer and explore range.

Population [top]

Population: Wild populations are now very restricted, and this species survives mainly in cultivation.
Population Trend: Decreasing

Habitat and Ecology [top]

Habitat and Ecology: This species occurs in tropical jungles and thickets with sparse trees. Plants grow on limestone and volcanic substrate in rainforest. The island is struck by typhoons virtually every year.
Systems: Terrestrial

Threats [top]

Major Threat(s): Several populations are threatened or have been destroyed by agricultural development and road construction. Logging could also be a threat.

Conservation Actions [top]

Conservation Actions: This species is listed on Appendix II of the CITES Appendices. Plants are protected in some forest reserves and in the Tongguling National Nature Reserve, Wenchang county.
Citation: Hill, K.D. 2010. Cycas hainanensis. In: IUCN 2013. IUCN Red List of Threatened Species. Version 2013.2. <www.iucnredlist.org>. Downloaded on 20 April 2014.
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