Uvariopsis bisexualis 


Taxonomy [top]

Kingdom Phylum Class Order Family
Plantae Tracheophyta Magnoliopsida Magnoliales Annonaceae

Scientific Name: Uvariopsis bisexualis
Species Authority: Verdc.

Assessment Information [top]

Red List Category & Criteria: Endangered B1ab(iii) ver 3.1
Year Published: 2009
Date Assessed: 2006-03-02
Assessor(s): Eastern Arc Mountains & Coastal Forests CEPF Plant Assessment Project
Reviewer(s): Beentje, H., Gereau, R., Kabuye, C., Kalema, J., Luke, Q., Lyaruu, H., Maunder, M., Mwachala, G., Ndangalasi, H., Njau, F. & Schatz, G. (East African Plants Red List Authority)
The extent of occurrence is about 500 km², the population is severely fragmented and known from four locations and there is continuing decline due to habitat loss and degradation. hence although some sites are relatively secure the species is listed as Endangered.
Previously published Red List assessments:
1998 Vulnerable (VU)

Geographic Range [top]

Range Description: Found in the West Usambara Mts and again in the Udzwunga Mts (has a disjunct distribution), Tanzania.
Countries occurrence:
Tanzania, United Republic of
Estimated area of occupancy (AOO) - km2: 49
Number of Locations: 4
Lower elevation limit (metres): 1300
Upper elevation limit (metres): 1600
Range Map: Click here to open the map viewer and explore range.

Population [top]

Population: Not very common.
Current Population Trend: Decreasing
Additional data:
Population severely fragmented: Yes

Habitat and Ecology [top]

Habitat and Ecology: A tree found in sub-montane to montane forest on steep slopes with small streams and swamps, and patches of elfin forest on ridge top.
Systems: Terrestrial
Continuing decline in area, extent and/or quality of habitat: Yes

Threats [top]

Major Threat(s): This species is fairly secure in the Udzungwa Mts, but the habitat is under threat in the Usambara Mts due to exapnsion of agricultural and other human activities, increasing use of fire, etc.

Conservation Actions [top]

Conservation Actions: Recorded in the Udzungwa Mountains National Park, Kilombero Nature Reserve, and Mazumbai Forest Reserve.

Citation: Eastern Arc Mountains & Coastal Forests CEPF Plant Assessment Project. 2009. Uvariopsis bisexualis. The IUCN Red List of Threatened Species 2009: e.T35389A9925787. . Downloaded on 29 November 2015.
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