| Kingdom | Phylum | Class | Order | Family |
|---|---|---|---|---|
| PLANTAE | TRACHEOPHYTA | MAGNOLIOPSIDA | CARYOPHYLLALES | CACTACEAE |
| Scientific Name: | Mammillaria microhelia | |||
| Species Authority: | Werderm. | |||
Common Name/s:
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| Taxonomic Notes: | Accepted as a valid species by Anderson (2001), Hunt (1999) and Pilbeam (1999). | |||
| Red List Category & Criteria: | Vulnerable C2a(i) ver 3.1 |
| Year Published: | 2002 |
| Assessor/s: | Fitz Maurice, W.A. & Fitz Maurice, B. |
| Reviewer/s: | Stuppy, W. & Taylor, N.P. (Cacti & Succulent Plant Red List Authority) |
|
Justification: Qualifies for listing due to its substantial population in more than 10 subpopulations, where it continues to decline slightly as a result of illegal collecting. |
|
| Range Description: | Found over a 7,200 km²r range in the central part of the state, with a population estimated to be more than 2,500 individuals. |
| Countries: |
Native:
Mexico (Querétaro)
|
| Range Map: | Click here to open the map viewer and explore range. |
| Population Trend: |
Decreasing
|
| Habitat and Ecology: | Grows among volcanic rock in semi-desert at 2,000 to 2,600 m altitude. |
| Systems: | Terrestrial |
| Major Threat(s): | Illegal collecting. |
| Conservation Actions: | Listed on CITES App. II, but enforcement of the laws in the countries of destination is needed. The small decline in number of mature individuals does not constitute a major threat at present but needs to be monitored. |
| Citation: | Fitz Maurice, W.A. & Fitz Maurice, B. 2002. Mammillaria microhelia. In: IUCN 2011. IUCN Red List of Threatened Species. Version 2011.2. <www.iucnredlist.org>. Downloaded on 25 May 2012. |
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