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Pierrebraunia bahiensis

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Taxonomy [top]

Kingdom Phylum Class Order Family
PLANTAE TRACHEOPHYTA MAGNOLIOPSIDA CARYOPHYLLALES CACTACEAE

Scientific Name: Pierrebraunia bahiensis
Species Authority: (P.J.Braun & Esteves) Esteves
Synonym/s:
Arrojadoa bahiensis (P.J.Braun & Esteves) N.P.Taylor & Eggli
Floribunda bahiensis P.J.Braun & Esteves

Assessment Information [top]

Red List Category & Criteria: Vulnerable B1ab(iii,v) ver 3.1
Year Published: 2013
Date Assessed: 2010-08-09
Assessor/s: Taylor, N.P. & Braun, P.
Reviewer/s: Goettsch, B.K., Superina, M. & Chanson, J.S.
Facilitator/s: Goettsch, B.K.
Justification:
Pierrebraunia bahiensis has a relatively small range (extent of occurrence is 19,000 km2), which seems to be severely fragmented. Even though it grows in inaccessible areas, the plant is collected at a level that represents a threat to its long-term survival. Hence, it is listed as Vulnerable.
History:
2002 Vulnerable

Geographic Range [top]

Range Description: This cactus is endemic to central Bahia, Brazil, where it grows from 1,000 to 1,950 m asl (Hunt et al. 2006).
Countries:
Native:
Brazil (Bahia)
Range Map: Click here to open the map viewer and explore range.

Population [top]

Population: The species is scarce. Most subpopulations are stable, but some others suffer from collection which cause a decline.
Population Trend: Stable

Habitat and Ecology [top]

Habitat and Ecology: This northern campo rupestre (Chapada Diamantina) element grows on cliffs and on quartzitic and sandstone rock ledges in sun or deep shade.
Systems: Terrestrial

Threats [top]

Major Threat(s): The major threat to this cactus is illegal collection. Climate change (less precipitation) can have a large impact on this species, as it uses the fog as a water resource during the dry season, which helps the seedlings to establish and the plants to survive.

Conservation Actions [top]

Conservation Actions: Part of the population is in the Parque Nacional da Chapada Diamantina.
Citation: Taylor, N.P. & Braun, P. 2013. Pierrebraunia bahiensis. In: IUCN 2013. IUCN Red List of Threatened Species. Version 2013.2. <www.iucnredlist.org>. Downloaded on 21 April 2014.
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