Cycas clivicola ssp. clivicola

Taxonomy

Assessment Information

Geographic Range

Population

Habitat and Ecology

Conservation Actions

Bibliography

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Taxonomy [top]

Kingdom	Phylum	Class	Order	Family
PLANTAE	TRACHEOPHYTA	CYCADOPSIDA	CYCADALES	CYCADACEAE

Scientific Name:	Cycas clivicola ssp. clivicola
Species Authority:	K.D.Hill

Assessment Information [top]

Red List Category & Criteria:	Least Concern ver 3.1
Year Published:	2010
Assessor/s:	Hill, K.D.
Reviewer/s:	Donaldson, J.S. & Bösenberg, J.D.
Justification: A widespread subspecies that is assessed as Least Concern but one that may qualify for a threatened listing in future due to habitat destruction.

Geographic Range [top]

Range Description:	This species occurs on limestone outcrops throughout southern Thailand. This species is best seen on some of the small island outcrops, e. g. near Phang Nga or Pak Meng , but also occurs on inland limestone mountains. It is also common on Langkawi and in Perlis state in Malaysia.
Countries:	Native: Malaysia (Peninsular Malaysia); Thailand Presence uncertain: Lao People's Democratic Republic
Range Map:	Click here to open the map viewer and explore range.

Population [top]

Population:	Abundant and widespread in generally inaccessible sites.
Population Trend:	Decreasing

Habitat and Ecology [top]

Habitat and Ecology:	This species occurs on limestone outcrops. Plants are most often rooted in clefts and crevices in near-vertical cliffs, in full sun and often with no soil at the roots.
Systems:	Terrestrial

Conservation Actions [top]

Conservation Actions:	This species is listed on Appendix II of the CITES Appendices. This species has recently been nominated as the keynote species for the Perlis State Park in Malaysia.

Conservation Actions:

This species is listed on Appendix II of the CITES Appendices. This species has recently been nominated as the keynote species for the Perlis State Park in Malaysia.

Bibliography [top]

	Hill, K.D. and Stevenson, D.W. 1998 - 2006. The Cycad Pages. Available at: http://plantnet.rbgsyd.nsw.gov.au/PlantNet/cycad/index.html. Hill, K.D. and Yang, S.-L. 1999. The genus Cycas (Cycadaceae) in Thailand. Brittonia 51(1): 48-73. IUCN. 2010. IUCN Red List of Threatened Species (ver. 2010.3). Available at: http://www.iucnredlist.org. (Accessed: 2 September 2010). Tang, W. 2001. Focus on Cycas clivicola subsp. clivicola. Encephalartos 67: 8-13. Whitelock, L.M. 2002. The Cycads. Timber Press, Portland, Oregon.

Hill, K.D. and Stevenson, D.W. 1998 - 2006. The Cycad Pages. Available at: http://plantnet.rbgsyd.nsw.gov.au/PlantNet/cycad/index.html.

Hill, K.D. and Yang, S.-L. 1999. The genus Cycas (Cycadaceae) in Thailand. Brittonia 51(1): 48-73.

IUCN. 2010. IUCN Red List of Threatened Species (ver. 2010.3). Available at: http://www.iucnredlist.org. (Accessed: 2 September 2010).

Tang, W. 2001. Focus on Cycas clivicola subsp. clivicola. Encephalartos 67: 8-13.

Whitelock, L.M. 2002. The Cycads. Timber Press, Portland, Oregon.

Citation:	Hill, K.D. 2010. Cycas clivicola ssp. clivicola. In: IUCN 2011. IUCN Red List of Threatened Species. Version 2011.2. <www.iucnredlist.org>. Downloaded on 24 May 2012.
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