Zamia soconuscensis 

Scope: Global
Language: English

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Taxonomy [top]

Kingdom Phylum Class Order Family
Plantae Tracheophyta Cycadopsida Cycadales Zamiaceae

Scientific Name: Zamia soconuscensis 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).
Previously published Red List assessments:

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.
Countries occurrence:
Mexico (Chiapas)
Additional data:
Number of Locations:4
Lower elevation limit (metres):1035
Upper elevation limit (metres):1400
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.
Current Population Trend:Decreasing
Additional data:
Number of mature individuals:5000
Population severely fragmented:No

Habitat and Ecology [top]

Habitat and Ecology:Plants are found in the understorey, growing on organic clay soils from evergreen forest to cloud forest.
Generation Length (years):30

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 2010: e.T42156A10669906. . Downloaded on 18 June 2018.
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