Overview
Distribution
Range Description
This species occurs near Villar over a total estimated range of 400 km² (Sotomayor et al. 2001). The total number of plants is probably more than 30,000.
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Ecology
Habitat
Habitat and Ecology
Habitat and Ecology
Systems
In semi-desert on calcareous soil among pinon and juniper trees and in open meadows at an altitude of about 1,800 m.
Systems
- Terrestrial
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Conservation
Conservation Status
IUCN Red List Assessment
Red List Category
NT
Near Threatened
Red List Criteria
Version
3.1
Year Assessed
2002
Assessor/s
Anderson, E.F., Fitz Maurice, W.A., Fitz Maurice, B., Sotomayor, M., Arrendondo, A.G., Sánchez, B. & Hofer, A.
Reviewer/s
Stuppy, W. & Taylor, N.P. (Cacti & Succulent Plant Red List Authority)
Contributor/s
Justification
Has a fairly large extent of occurrence (400 km²) and a population numbering more than 30,000 plants. There is some decline because of illegal collecting. Nearly qualifies for listing under B1ab(v)+2ab(v).
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Trends
Threats
Management
Conservation Actions
Conservation Actions
Listed on CITES App.I, but the laws governing imports in the countries of destination need to be enforced. The large number of plants widely scattered over 400 km² makes conservation measures of low priority.
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Wikipedia
Turbinicarpus knuthianus
Turbinicarpus knuthianus is a species of plant in the Cactaceae family. It is endemic to Mexico. Its natural habitats are temperate forests and hot deserts.
Source
- Anderson, E.F., Fitz Maurice, W.A., Fitz Maurice, B., Sotomayor, M., Arrendondo, A.G., Sánchez, B. & Hofer, A. 2002. Turbinicarpus knuthianus. 2006 IUCN Red List of Threatened Species. Downloaded on 23 August 2007.
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