Rhipsalis pacheco-leonis 

Scope: Global
Language: English

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Taxonomy [top]

Kingdom Phylum Class Order Family
Plantae Tracheophyta Magnoliopsida Caryophyllales Cactaceae

Scientific Name: Rhipsalis pacheco-leonis Loefgr.
Taxonomic Source(s): Hunt, D., Taylor, N. and Charles, G. (compilers and editors). 2006. The New Cactus Lexicon. dh Books, Milborne Port, UK.
Taxonomic Notes: Two subspecies are recognized, the nominate form and subsp. catenulata (Kimnach) Barthlott & N.P.Taylor. The latter subspecies was previously assessed as Data Deficient in 2002, but it has not been reassessed and is now excluded from the Red List.

Assessment Information [top]

Red List Category & Criteria: Endangered B2ab(ii,iii,iv,v) ver 3.1
Year Published: 2013
Date Assessed: 2010-06-03
Assessor(s): Taylor, N.P. & Zappi, D.
Reviewer(s): Chanson, J.S.
Facilitator/Compiler(s): Hilton-Taylor, C.
This species has a very small area of occupancy (less than 500 km2), its range is severely fragmented, and there is continuing decline due to the close proximity of all the known sites to urban and tourism developments. The species is therefore listed as Endangered. Population surveys are required as the population could be quite small.
Previously published Red List assessments:

Geographic Range [top]

Range Description:This species is endemic to southeastern Brazil and is found in southern Minas Gerais (a disjunct occurrence), and southern Espírito Santo (Domingos Martins) along the coast to Rio de Janeiro (Mun. Nova Friburgo). It occurs from sea level up to 900 m asl.
Countries occurrence:
Brazil (Espírito Santo, Minas Gerais, Rio de Janeiro)
Additional data:
Estimated area of occupancy (AOO) - km2:50Continuing decline in area of occupancy (AOO):Yes
Estimated extent of occurrence (EOO) - km2:
Number of Locations:5Continuing decline in number of locations:Yes
Upper elevation limit (metres):900
Range Map:Click here to open the map viewer and explore range.

Population [top]

Population:It has mostly been recorded as single individuals, although a few have been found growing on house roofs. The species is known from seven subpopulations and is likely to have disappeared from at least two of these.
Current Population Trend:Decreasing
Additional data:
Continuing decline of mature individuals:Yes
Population severely fragmented:Yes
Continuing decline in subpopulations:Yes

Habitat and Ecology [top]

Habitat and Ecology:An epiphyte found in the southern humid forest. It has also been recorded growing on the roofs of houses and on a cliff face.
Continuing decline in area, extent and/or quality of habitat:Yes

Use and Trade [top]

Use and Trade: The species is not utilized.

Threats [top]

Major Threat(s): Two of the sites have been destroyed by expanding urbanization and coastal tourism developments and this is likely to happen in the other areas apart from one locality which is protected.

Conservation Actions [top]

Conservation Actions: This species is listed on CITES Appendix II. One site is in the Parque Estaduel Pedra des Engano.

Citation: Taylor, N.P. & Zappi, D. 2013. Rhipsalis pacheco-leonis. The IUCN Red List of Threatened Species 2013: e.T40866A2938611. . Downloaded on 23 June 2018.
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