Zamia soconuscensis


Taxonomy [top]

Kingdom Phylum Class Order Family

Scientific Name: Zamia soconuscensis
Species Authority: Schutzman, Vovides & Dehgan

Assessment Information [top]

Red List Category & Criteria: Vulnerable A2c; C1 ver 3.1
Year Published: 2010
Date Assessed: 2009-10-31
Assessor(s): Vovides, A. & Chemnick, J.
Reviewer(s): Donaldson, J.S. & Bösenberg, J.D.
Assessed as Vulnerable based on an estimated decline of >30% over 3 generations due to land clearing as well as a population of <5,000 mature individuals combined with ongoing decline of >10% (criterion C1).
2003 Vulnerable (IUCN 2003)
2003 Vulnerable
1997 Vulnerable (Walter and Gillett 1998)

Geographic Range [top]

Range Description: This species is narrowly endemic to Mexico, where it occurs in the Chiapas state. Plants are found as scattered localised populations in the Soconusco mountain range.
Mexico (Chiapas)
Range Map: Click here to open the map viewer and explore range.

Population [top]

Population: The total population size of Z. soconuscensis is approximately 5,000 plants. They are relatively abundant at four localities.
Population Trend: Decreasing

Habitat and Ecology [top]

Habitat and Ecology: Plants are found in the understorey, growing on organic clay soils from evergreen forest to cloud forest.
Systems: Terrestrial

Threats [top]

Major Threat(s): This species appears to be threatened in habitat as a result of clearing for agricultural purposes. Corn and coffee production, as well as lumbering are the main threats.

Conservation Actions [top]

Conservation Actions: This species is listed on Appendix II of the CITES Appendices.

Nurseries for propagation of endemic plants, including cycads are proceeding successfully. Wild collecting is minimized as propagated material is entering the horticultural market.

Z. soconuscensis occurs in the El Triunfo and La Sepultura Biosphere Reserves of Chiapas and the species is being sustainably managed in campesino cycad nurseries.

Citation: Vovides, A. & Chemnick, J. 2010. Zamia soconuscensis. The IUCN Red List of Threatened Species. Version 2014.3. <>. Downloaded on 01 April 2015.
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