Turbinicarpus valdezianus
| Kingdom |
Phylum |
Class |
Order |
Family |
| PLANTAE |
TRACHEOPHYTA |
MAGNOLIOPSIDA |
CARYOPHYLLALES |
CACTACEAE |
| Scientific Name: |
Turbinicarpus valdezianus |
| Species Authority: |
(H.Moeller) Glass & R.C.Foster |
|
Common Name/s:
|
| Taxonomic Notes: |
Accepted as a species by Anderson (2001) and Hunt (1999). |
Assessment Information
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| Red List Category & Criteria: |
Vulnerable
A2acd; C2a(i)
ver 3.1
|
| Year Published: |
2002 |
| Annotations: |
Needs updating
|
| Assessor/s: |
Anderson, E.F., Fitz Maurice, W.A., Fitz Maurice, B. & Hofer, A. |
| Reviewer/s: |
Stuppy, W. & Taylor, N.P. (Cacti & Succulent Plant Red List Authority) |
| Contributor/s: |
|
Justification:
Qualifies due to the continuing decline in the number of mature individuals. Large numbers of plants were destroyed by the construction of the Saltillo airport, and the creation of large poultry farms south of Saltillo. Large numbers of plants have been and continue to be removed by collectors at known sites. Generation time is estimated to be four years.
|
Geographic Range
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| Range Description: |
It occurs from Saltillo, in Coahuila State southwards nearly to Matehuala in San Luis Potosí State, an area of 40,000 km². It is estimated that there are less than 10,000 plants. |
| Countries: |
Native: Mexico (Coahuila, Nuevo León, San Luis Potosí) |
| Range Map: |
Click here to open the map viewer and explore range. |
Population
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| Population Trend: |
Decreasing
|
Habitat and Ecology
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| Habitat and Ecology: |
In typical Chiuhuahuan Desert among calcareous rocks at altitudes ranging from 1,400 to 1,600 m.
|
| Systems: |
Terrestrial |
| Major Threat(s): |
Illegal collecting and human activities. The northernmost subpopulations near Saltillo are those affected by the construction of an airport and the expanding chicken farms.
|
Conservation Actions
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| Conservation Actions: |
Listed on CITES App.I, but the laws governing imports in the countries of destination need to be enforced. This species is widely propagated.
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