Pilosocereus azulensis 


Taxonomy [top]

Kingdom Phylum Class Order Family
Plantae Tracheophyta Magnoliopsida Caryophyllales Cactaceae

Scientific Name: Pilosocereus azulensis
Species Authority: N.P.Taylor & Zappi
Taxonomic Source(s): Hunt, D., Taylor, N. and Charles, G. (compilers and editors). 2006. The New Cactus Lexicon. dh Books, Milborne Port, UK.

Assessment Information [top]

Red List Category & Criteria: Critically Endangered B1ab(iii) ver 3.1
Year Published: 2013
Date Assessed: 2010-08-09
Assessor(s): Machado, M., Taylor, N.P. & Zappi, D.
Reviewer(s): Goettsch, B.K. & Chanson, J.S.
Facilitator/Compiler(s): Tognelli, M.
This species is listed as Critically Endangered as it has a restricted range (extent of occurrence <100km2) and the only location from which the species is currently known, corresponds to a small remnant of dry forest vegetation which is being cleared for agriculture and charcoal production.
Previously published Red List assessments:
2002 Critically Endangered (CR)

Geographic Range [top]

Range Description:This species is endemic to the region of Pedra Azul, Minas Gerais (and from perhaps the same area recorded as a vaguely localized collection from south of Vitória da Conquista, Bahia) in Brazil. It is only known from two subpopulations near the above mentioned locality, one of which may have already disappeared.
Countries occurrence:
Brazil (Minas Gerais)
Number of Locations:1
Range Map:Click here to open the map viewer and explore range.

Population [top]

Population:There are no data on population size and trends for this species. All individuals in the population are juveniles and the adult form is not known.
Current Population Trend:Unknown
Additional data:

Habitat and Ecology [top]

Habitat and Ecology:This species occurs in south-eastern caatinga, it is associated with gneissic inselbergs in caatinga-agreste (Taylor and Zappi 2004).
Continuing decline in area, extent and/or quality of habitat:Yes

Use and Trade [top]

Use and Trade: There is no information on the use of this species.

Threats [top]

Major Threat(s): The major threat for this species is habitat loss as it is currently known from only a small remnant dry forest vegetation, which is being cleared for agriculture and charcoal production (Taylor and Zappi 2004).

Conservation Actions [top]

Conservation Actions: This species does not occur in any protected areas. It is listed on CITES Appendix II. Further study of this plant and its habitat is urgently required.

Classifications [top]

1. Forest -> 1.5. Forest - Subtropical/Tropical Dry
suitability: Suitable  
1. Land/water protection -> 1.1. Site/area protection
3. Species management -> 3.4. Ex-situ conservation -> 3.4.2. Genome resource bank

In-Place Research, Monitoring and Planning
In-Place Land/Water Protection and Management
  Occur in at least one PA:No
In-Place Species Management
In-Place Education
  Included in international legislation:Yes
  Subject to any international management/trade controls:Yes
2. Agriculture & aquaculture -> 2.1. Annual & perennial non-timber crops -> 2.1.2. Small-holder farming
♦ timing: Ongoing    
→ Stresses
  • 1. Ecosystem stresses -> 1.1. Ecosystem conversion
  • 1. Ecosystem stresses -> 1.2. Ecosystem degradation
  • 2. Species Stresses -> 2.1. Species mortality

1. Research -> 1.2. Population size, distribution & trends
1. Research -> 1.3. Life history & ecology
3. Monitoring -> 3.1. Population trends

Bibliography [top]

IUCN. 2013. IUCN Red List of Threatened Species (ver. 2013.1). Available at: http://www.iucnredlist.org. (Accessed: 12 June 2013).

Taylor, N.P. and Zappi, D.C. 1997. Nomenclatural adjustments and novelties in Brazilian Cactaceae. Cactaceae Consensus Initiatives 3: 7–8.

Taylor, N.P. and Zappi, D.C. 2004. Cacti of Eastern Brazil. Royal Botanic Gardens, Kew.

Citation: Machado, M., Taylor, N.P. & Zappi, D. 2013. Pilosocereus azulensis. In: The IUCN Red List of Threatened Species 2013: e.T40888A2940935. . Downloaded on 02 December 2015.
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