|Scientific Name:||Dioon edule|
Dioon edule Lindl. subspecies lanuginosum Wittmack
Dioon imbricatum Miq.
Dioon strobilaceum Lem. ex A.DC
Zamia maeleni Miq.
|Red List Category & Criteria:||Near Threatened ver 3.1|
|Assessor(s):||Chemnick, J. & Gregory, T.|
|Reviewer(s):||Donaldson, J.S. & Bösenberg, J.D.|
Regarded as Near Threatened due to the decline over the past 50 years, which in some subpopulations is estimated as >50%. Would qualify as Vulnerable under criterion A2 if decline increased.
|Range Description:||This species is endemic to Mexico where it is widely distributed in the Sierra Madre Oriental. Plants are centered in two areas nl. central Veracruz in an area near to Xalapa and then in an area spanning northern Hidalgo, Querétaro, San Luis Potosí, and southern Tamaulipas states.|
Native:Mexico (Hidalgo, Querétaro, San Luis Potosí, Tamaulipas, Veracruz)
|Range Map:||Click here to open the map viewer and explore range.|
|Population:||This species is known from many localities, with many thousands of adult plants. Some populations have declined substantially, but overall decline is relatively low. A few of the populations were visited between 1998 and 2005 and a total of 141,500 plants were recorded.|
|Habitat and Ecology:||This species grows in areas transitional between tropical deciduous forest and oak woodland, in rocky areas and on steep cliffs.|
|Major Threat(s):||This species has been affected by habitat destruction and over-collecting for ornamental purposes.|
|Conservation Actions:||This species is listed on Appendix II of the CITES Appendices. It is also protected by local communities.|
|Citation:||Chemnick, J. & Gregory, T. 2010. Dioon edule. The IUCN Red List of Threatened Species. Version 2015.2. <www.iucnredlist.org>. Downloaded on 30 July 2015.|
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